AQUARIUM FILTRATION APPARATUS

Brand Owner (click to sort) Address Description
AQUA CREST Qingdao Ecopure Filter Co., Ltd No.13, Yishengbai Rd Environmental Protection Industry Zone Jimo, Qingdao, Shandong 266201 China Aquarium filtration apparatus; Coffee filters not of paper being part of electric coffee makers; Filters and filtering devices for air and gas conditioning; Filters, heaters and pumps sold in combination for use in hot tubs; Water filtration and purification units and replacement cartridges and filters therefor for refrigerators; Water filtration and purification units and replacement cartridges and filters therefor for ice makers; Cosmetic refrigerators; Toilet stool units with a washing water squirter; Ice machines and apparatus; Flexible pipes being parts of sink plumbing installations; Washing machine water treatment device connected to the cold water inlet to eliminate need for detergent; Water treatment equipment, namely, cartridge filtration units; Plumbing products, namely, plumbing fittings in the nature of pipe junctions, couplers, taps, valves, drains, drain pans and water heater installation kits consisting of plumbing fittings comprised of push-fit couplers or adapters and demount clip; Water disinfecting apparatus, namely, water disinfection kits consisting of ultraviolet modules; ultraviolet light bulbs; Self contained spas in the nature of freestanding heated pools and whirlpools, filters, heaters and pumps all sold as a unit; Light emitting diode (LED) lighting fixtures; Underwater swimming pool lighting systems comprised of light, housing, sensors, switches, transmitters, and electrical connectors; Spa accessories, namely, spa steps and hot tub steps; heaters for use in swimming pools; Filters, heaters and pumps sold in combination for use in swimming pools; Pool skimmer diverter; Floating pool and spa chemical dispensers; Swimming pool chlorinating apparatus; Dispensing units for air fresheners; Electric air deodorizers; water filtration bottles sold empty; water dispenser; Water heaters;AQUA;
AQUA-SILENCER Stockman, Kenneth E 2128 Beneventum Ct Raleigh NC 27606 Aquarium filtration apparatus;
AQUARIUM MASTERS Aquarium Industrial, Inc. 13453 5th Street Chino CA 91710 Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Water filtering units for aquariums;Aquarium air stones; Aquarium covers; Aquarium fish nets; Aquarium hoods; Aquarium ornaments; Aquariums; Artificial aquarium landscapes; Indoor terrariums for animals or insects; Indoor terrariums for plants; Terrariums for animals or insects;AQUARIUM;
AQUATIC "PLUS" PSP FRANCHISING 17197 N. Laurel Park Drive, Suite 402 Livonia MI 48152 Aquarium filtration apparatus, water filter units for aquariums;Aquarium fish nets, water tanks for fish, aquariums, artificial aquarium landscapes, aquarium ornaments, aquarium air stones;AQUATIC;
AZURE OCEAN Zhao, Gang No. 402, unit 3, building 16 14278 Jiankang East Street, Kuiwen Dist Weifang 400000 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Diving lights; Filters, heaters and pumps sold in combination for use in aquariums; Filters, heaters and pumps sold in combination for use in swimming pools; Ultraviolet lamps used for aquariums; Waste water purification apparatus, installations and tanks; Water conditioning units; Water purifying apparatus and machines;
BALOO DISNEY ENTERPRISES, INC. IP Department - Trademark Group 500 South Buena Vista Street Burabnk CA 91521 Aquarium filtration apparatus; aquarium heaters; aquarium lights;
BEAUDENS SHENZHEN YUANZHOU NETWORK TECHNOLOGY CO., LTD. RM 202-25, BLOCK 1, FUHAO GARDEN ZONE SHENZHEN, GUANGDONG 518106 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Barbecue grills; Bath installations; Bath tubs for sitz baths; Chocolate fountains, electric; Coal stoves; Cooking stoves; Cooling installations for water; Electric coffee machines; Electric griddles; Electric lights for Christmas trees; Electric roasters; Fairy lights for festive decoration; Feed water heaters; Fireplace hearths; Fireplaces, domestic; Friction lighters for igniting gas; Hand wash basins being parts of sanitary installations; Heat guns; Heat pumps; Heating installations; Hot water bottles; Irrigation sprinklers; Lawn sprinkler systems comprising pumps, valves and filters; Mixer faucets for water pipes; Mixer taps for water pipes; Plate warmers; Regulating accessories for water supply, namely, metered valves; Showers; Sinks; String lights for festive decoration; Thermostatic valves; Toilet bowls; Utility lighters for lighting grills, fireplaces and candles; Water fountains; Water purifying apparatus and machines; Water sterilizers; Water purification installations; Filters for drinking water; Lighting apparatus, namely, lighting installations; Ornamental fountains;Aerosol dispensers, not for medical purposes; Bottle openers, electric and non-electric; Bread bins; Ceramic figurines; Christmas tree watering device in the nature of a funnel; Coffee services in the nature of tableware; Coffeepots, non-electric; Flower pots; Fly catchers; Food steamers, non-electric; Frying pans; Gardening gloves; Glass mugs; Glass statuettes; Hot pots, not electrically heated; Indoor terrariums for plants; Insect traps; Kitchen grinders, non-electric; Knife rests for the table; Lawn sprinklers; Perfume burners; Plug-in diffusers for mosquito repellents; Pots; Pouring spouts for household use; Scouring pads; Sprinklers for watering flowers and plants; Stew-pans; Tea caddies; Vases; Washtubs; Window-boxes; Wine aerators; Combs for animals; Drying racks for laundry; Gloves for household purposes; Nozzles for watering hose; Strainers for household purposes; Watering cans;
BEAUDENS SHENZHEN FUDISI E-COMMERCE CO., LTD Hanjing Building, Dengliang Road Nanshan Street, Nanshan District Shenzhen 0 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Barbecue grills; Bath installations; Bath tubs for sitz baths; Chocolate fountains, electric; Coal stoves; Cooking stoves; Cooling installations for water; Electric coffee machines; Electric griddles; Electric lights for Christmas trees; Electric roasters; Fairy lights for festive decoration; Feed water heaters; Fireplace hearths; Fireplaces, domestic; Friction lighters for igniting gas; Hand wash basins being parts of sanitary installations; Heat guns; Heat pumps; Heating installations; Hot water bottles; Irrigation sprinklers; Lawn sprinkler systems comprising pumps, valves and filters; Mixer faucets for water pipes; Mixer taps for water pipes; Plate warmers; Regulating accessories for water supply, namely, metered valves; Showers; Sinks; String lights for festive decoration; Thermostatic valves; Toilet bowls; Utility lighters for lighting grills, fireplaces and candles; Water fountains; Water purifying apparatus and machines; Water sterilizers; Water purification installations; Filters for drinking water; Lighting apparatus, namely, lighting installations; Ornamental fountains;Aerosol dispensers, not for medical purposes; Bottle openers, electric and non-electric; Bread bins; Ceramic figurines; Christmas tree watering device in the nature of a funnel; Coffee services in the nature of tableware; Coffeepots, non-electric; Flower pots; Fly catchers; Food steamers, non-electric; Frying pans; Gardening gloves; Glass mugs; Glass statuettes; Hot pots, not electrically heated; Indoor terrariums for plants; Insect traps; Kitchen grinders, non-electric; Knife rests for the table; Lawn sprinklers; Perfume burners; Plug-in diffusers for mosquito repellents; Pots; Pouring spouts for household use; Scouring pads; Sprinklers for watering flowers and plants; Stew-pans; Tea caddies; Vases; Washtubs; Window-boxes; Wine aerators; Combs for animals; Drying racks for laundry; Gloves for household purposes; Nozzles for watering hose; Strainers for household purposes; Watering cans;
CF CIANO FILTER CIANOAQUARIUM, S.A. Rua de Revinhade, n.° 1055, Portugal AQUARIUM FILTRATION APPARATUS;FILTER;
CF CIANO FILTER CIANOAQUARIUM, LDA. LUGAR DA PEDRA LONGA REVINHADE P-4650-372 FELGUEIRAS Portugal AQUARIUM FILTRATION APPARATUS;FILTER;
CHOIS Cai, Yunbo 702 #20 Courtyard No.70 Harbour West 3rd St., HuangPu,GuangZhou China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Ceiling lights; Electric radiant heaters; Electric torches for lighting; Filters for air conditioning; Filters, heaters and pumps sold in combination for use in aquarium; Flashlights; Lamps; LED luminaires;
DEVOUR GeoGlobal Partners 1727 OLD OKEECHOBEE ROAD WEST PALM BEACH FL 33409 Aquarium filtration apparatus; Filters for fluids, namely, for water and area-water solutions; Water sterilizers; Water treatment equipment, namely, water filtration units;
ECO-SAND BROWN, RICHARD L. 7448 North Adobe Lane Lake Point UT 84074 Aquarium filtration apparatus;
ECO-WHEEL Limcaco, Christopher A. 3632 Chancellor Drive Greenwood IN 46143 Aquarium filtration apparatus;
ELEMENT Seachem Laboratories, Inc 1000 Seachem Drive Madison GA 30650 Aquarium filtration apparatus, namely, media reactor filters and phosphate reactor filters for use in aquariums;
ERINEWSTAR Shenzhen Niushida International FreightForwarding Co., Ltd. Room 1508, Floor 15th, Haiwangxingchen Build., Lanxiang 1st Road, Nanshan Dist. Shenzhen Shenzhen China Aquarium filtration apparatus; Aquarium lights; Defrosting apparatus for vehicles; Filters for drinking water; Flashlights; Footmuffs, electrically heated; Halogen heaters; Lamp mantles; Ornamental fountains; Searchlights; Sockets for electric lights; String lights for festive decoration; Swimming pool chlorinating apparatus; Water sterilizers;
EURO-REEF Euro-Reef Inc. Suite A 23400 Peralta Drive Laguna Hills CA 92653 Aquarium filtration apparatus, namely, saltwater protein skimmers;
FRCIKIU Guangzhou Xingshi Trading Co., Ltd. Shop 2, No. 26, Baihuahaoyuan Street Wanggang, Baiyun Dist. Guangzhou 510000 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Bicycle reflectors; Diving lights; Electric fans for personal use; Electric night lights; LED landscape lights; LED nail drying apparatus; Lighting fixtures; Ornamental fountains; Shower head sprayers; Tap water faucets; Theatrical stage lighting apparatus; USB-powered hand warmers; USB-powered humidifiers for household use;
GHOST Reef Savvy, Inc. 2310 S Dock St. Suite 104 Palmetto FL 34221 Aquarium filtration apparatus;
GREEN GRABBER Bryan H. Farrish Ste 16 3443 S. State St. South Salt Lake UT 84115 Aquarium filtration apparatus; filters incorporating algae for water filtration; water purification and filtration apparatus; aquarium filters; water treatment equipment, namely, water filtration units incorporating macroalgal attachment surfaces;
HANG ON GLASS Farrish, Bryan H. Ste 16 3443 S. State St. South Salt Lake UT 84115 Aquarium filtration apparatus; filters incorporating algae for water filtration; water purification and filtration apparatus; aquarium filters; water treatment equipment, namely, water filtration units;
HOG SCRUBBER Farrish, Bryan H. Ste 16 3443 S. State St. South Salt Lake UT 84115 Aquarium filtration apparatus; filters incorporating algae for water filtration; water purification and filtration apparatus; aquarium filters; water treatment equipment, namely, water filtration units;SCRUBBER;
IMAGITARIUM PETCO ANIMAL SUPPLIES STORES, INC. 10850 Via Frontera San Diego CA 92127 Aquarium filtration apparatus; water purification and filtration apparatus;aquarium fish nets; hoses and hose fittings; instruments for cleaning aquariums, namely, aquarium fish nets; aquarium accessories, namely, artificial aquarium background; stands for aquariums; stands for terrariums;
JOYOOC Shenzhen Xunhui Technology Co., Ltd. Room 321 , Building 8, Yungu 2nd Phase Taoyuan Street, Nanshan District Shenzhen, Guangdong 518000 China Aquarium filtration apparatus; Deep fryers, electric; Electric pressure cookers; Friction lighters for igniting gas; Gas cookers; Grill accessories, namely, charcoal grill conversion units for converting charcoal grills to electric smokers; Ice chests; Lamps; Tap water faucets; Toilet seats; Bakers' ovens; Bicycle lights; Drinking fountains; Electric fans for personal use; Laundry dryers, electric; Microbubble generators for baths; Pressure cookers, electric; Taps being faucets; Utility lighters for lighting grills, fireplaces and candles;
JOYZEIY Chen, Lihua Room 602,No.17 Jinyuan Dongerli,Jimei District Xiamen 361021 China Aquarium filtration apparatus; Hand held shower heads; Plumbing fixtures, namely, shower mixers; Shower head sprayers; Shower and bath cubicles; Shower stands; Showerheads and components thereof; Showers and shower cubicles; Sinks; Swimming pool water cleaning and filtering units; Tap water faucets; Wall lights; Water conservation plumbing fixtures, namely, faucets, aerators, showerheads, water saving toilets; Water filters; Water filtration and purification units and replacement cartridges and filters therefor;
LCXHB Yunxia Wang No. 31, Group 5, Mingnan Village, Yatan Town, Wangjiang County, Anqing, Anhui 246000 China Aquarium filtration apparatus; Bicycle lights; Desk lamps; Electric candles; Electric fans; Electric pocket warmers for warming hands; Electrical rice cookers; Flashlights; Lamps for festive decoration; Microwave ovens; Portable electric heaters; Portable headlamps; Shower heads; Strainers for plumbing drains; Toilet seats; Electric fans for personal use;
LENIX chen qiang No.6 and No.1, Zhangwu Lane Hengshui Town, Chongyi County Ganzhou 341300 China Aquarium filtration apparatus; Aquarium lights; Automotive lighting headlights for vehicles; Bicycle lights; Diving lights; Electrically-heated luggage; Electrically-heated mugs; Fairy lights for festive decoration; Headlights for automobiles; Heating apparatus for defrosting windows of vehicles; Light bulbs for directional signals for vehicles; Lighting apparatus for vehicles; Lighting installations for vehicles; Lights for vehicles; Lights, electric, for Christmas trees; Pocket searchlights; Rear lights for vehicles; Tail lights for land vehicles; Taillights for vehicles; Vehicle headlights; Watering machines for agricultural purposes;
LIVE ROCK ENHANCE Illumination Technology, Inc. 17-A Marlen Drive Hamilton NJ 08691 Aquarium filtration apparatus, namely, porous rocks for filtration containing bacteria that consume waste products, such as nitrogen and other detritus, of fish and other living creatures in water, for improving water quality; Materials to be added into a living aqueous environment, such as a fish tank, to provide a better environment for living species in the living aqueous environment, namely, aquarium filtration apparatus;ROCK;
LIVEEK BOXING DAY 30 N Gould Street STE R, Sheridan, 82801 30 N Gould Street, STE R SHERIDAN WY 82801 Aquarium filtration apparatus; Lighting apparatus, namely, lighting installations; Cocks for pipes and pipelines being parts of sanitary installations; Electric cooking pots; Electric cooking stoves; Hair drying machines for beauty salon use; LED nail drying apparatus; Taps for pipes and pipelines being parts of sanitary installations; Wash basins being parts of sanitary installations;
MOUNSTING Kaibin NIU No.397,Xiying Village Zhaipo Town,Xinxiang County Henan Province 453700 China Aquarium filtration apparatus; Electric hair dryers; Electric night lights; Electric pocket warmers for warming hands; Electric shoe dryers for household purposes; Electrically-heated mugs; Electrically heated clothing; Ornamental fountains; Strainers for plumbing drains; Taps being faucets; Toilet seats; USB-powered humidifiers for household use; Washers for water faucets; Water control valves for faucets; Water faucet spout;
MQUPIN HeNan Miaoqi Commerce and Trade Co., Ltd. No.6, Yingcai Street, Huiji District Zhengzhou HeNan 450044 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Chandeliers; Portable showers; Water filtering units for aquariums; Outdoor cookers for curing food; Outdoor portable lighting products, namely, headlamps; Water conservation plumbing fixtures, namely, faucets, aerators, showerheads, and water saving toilets;
NEHECOX Li, Chao No. 39, East Street, Houshan Village, Fucheng Town, Lingchuan County, Shanxi 048311 China Aquarium filtration apparatus; Aquarium heaters; Filters, heaters and pumps sold in combination for use in swimming pools; Filters, heaters and pumps sold in combination for use in swimming pools; Heat generators; Heaters for swimming pools; Hot water heaters; Refrigerating appliances and installations; Refrigerating machines and installations; Solar-powered heaters for use in swimming pools; Swimming pool water cleaning and filtering units; Water coolers; Water filtering units for domestic use; Water heaters for domestic use;
NIAGARA OSCAR ENTERPRISES, INC. 254 Bleecker Street NEW YORK NY 10014 aquarium filtration apparatus;
OCTO Vue Technology 7300 Lone Star Drive Plano TX 75024 Aquarium filtration apparatus;
ORCAS chen qiang No.6 and No.1, Zhangwu Lane Hengshui Town, Chongyi County Ganzhou 341300 China Aquarium filtration apparatus; Aquarium lights; Automotive lighting headlights for vehicles; Bicycle lights; Coffee machines, electric; Diving lights; Electric griddles; Electric torches for lighting; Electrically-heated luggage; Electrically-heated mugs; Fairy lights for festive decoration; Headlights for automobiles; Heating apparatus for defrosting windows of vehicles; Kettles, electric; Lamps; LED lamps; LED lighting systems, namely, LED modules, power supplies, and wiring; Light bulbs; Light bulbs for directional signals for vehicles; Lighting apparatus for vehicles; Lighting apparatus, namely, lighting installations; Lighting fixtures; Lighting installations for vehicles; Lights for vehicles; Lights, electric, for Christmas trees; Luminous tubes for lighting; Outdoor portable lighting products, namely, headlamps; Pocket searchlights; Rear lights for vehicles; Regulating accessories for water supply, namely, metered valves; Tail lights for land vehicles; Taillights for vehicles; Vehicle headlights;
OSCAR OSCAR ENTERPRISES, INC. 254 Bleecker Street NEW YORK NY 10014 AQUARIUM FILTRATION APPARATUS;
PRO CLEAR AQUATIC SYSTEMS Pro Clear Aquatic Systems, Inc. 2959 Mercury Rd. Jacksonville FL 32207 Aquarium filtration apparatus; aquarium lights; aquarium skimmers; and calcium reactors;AQUATIC SYSTEMS;
PRO CLEAR AQUATIC SYSTEMS INC. Pro Clear Aquatic Systems, Inc. 2959 Mercury Rd. Jacksonville FL 32207 Aquarium filtration apparatus; aquarium lights; aquarium skimmers and calcium reactors;AQUATIC SYSTEMS INC.;The stippling shown in the drawing is a feature of the mark.;
PYTHON SQUEEZE WORLD WIDE PET PRODUCTS, INC. 441 CHRISLEA ROAD WOODBRIDGE ONTARIO L4L 8N4 Canada aquarium filtration apparatus, namely, siphon starters;
QUANTUM AQUATICS ETHICAL PRODUCTS, INC. 27 Federal Plaza Bloomfield NJ 07003 Aquarium filtration apparatus; aquarium lights; aquarium heaters;AQUATICS;
REEF OCTOPUS Honya Co. Ltd. Long Gang Ping Di Town #68 Jiao Yu Bei Lu, Bai Shi Tang Cun Shenzhen China Aquarium filtration apparatus;
SIMPLETEC ROLF C. HAGEN INC. 20500 Trans Canada Highway Baie d'Urfé, Quebec H9X0A2 Canada Aquarium filtration apparatus, water filtration systems comprised of water filters and pumps for aquariums, ponds, and aquaculture;Aquariums; aquarium stands;
SMARTER REEFS Foster II, James R 2045 Carriage Ln Clearwater FL 33765 Aquarium filtration apparatus;
THE INSIDER JW Pet Company, Inc. 1 United Lane Teterboro NJ 07608 aquarium filtration apparatus;
THE REEF VACUUM Massey, Douglas 17650 SE 268TH PL Covington WA 98042 Aquarium filtration apparatus;
TUANSE HEFEI QINGFAN INFORMATION TECHNOLOGY CO., LTD. 2207,AREA A,F 5, BLK A,SCIENTIFIC HEFEI,ANHUI 230000 China Aquarium filtration apparatus; Bicycle lights; Irrigation spray nozzles; LED lamps; Light bulbs; Sockets for electric lights; Watering machines for agricultural purposes;
UYGALAXY Shanghai Dongxiao Industrial Co., Ltd. Building 1, No. 1036, Xizha Road Fengxian Dist,Shanghai 200000 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Coffee filters not of paper being part of electric coffee makers; Coffee roasters; Decorative water fountains; Dripper irrigation systems, comprised of valves, filters and regulators; Electric coffee machines; Filtering units for water filtering, producing potable water for domestic use; Filters for drinking water; Heat pumps; Irrigation sprinklers; Lawn sprinkler systems comprising pumps, valves and filters; Lights for use in growing plants; Ornamental fountains; Pressure regulators for water installations; Street lamps; Vehicle climate-control system for heating, ventilation and air-conditioning; Ventilation hoods; Ventilation hoods for laboratories; Water filtering apparatus; Water filters; Water fountains; Water purification installations; Water purifying apparatus;
VIKERI Shenzhen Xiliang Xinneng Technology Co.,Ltd Rm 402,No.108-12,Zhenming Road Gongming Street, Guangming New District Shenzhen 518000 China Aquarium filtration apparatus; Aquarium lights; Arc lamps; Bicycle lights; Ceiling lights; Decorative lighting in the nature of electrically-illuminated figurines, lanterns; Diving lights; Electric air deodorizers; Electric Chinese lanterns; Electric lamps; Electric light bulbs; Electric lights for Christmas trees; Electric torches for lighting; Filaments for electric lamps; Flares; Flashlights; Germicidal lamps for purifying air; Headlights for automobile; Incandescent lamps; Lamp mantles; Lamps; Lanterns for lighting; LED (light emitting diode) lighting fixtures; LED light assemblies for street lights, signs, commercial lighting, automobiles, buildings, and other architectural uses; Light bulbs; Light diffusers; Lighting apparatus, namely, lighting installations; Lighting tubes; Luminous house numbers; Pocket search lights; Safety lamps for underground use; Searchlights; Sockets for electric lights; Tap water faucets; Vehicle turn-signal light bulbs; Water purifying apparatus; Table lamps;
WATER ON THE ROCKS Elkins, William L. P.O. Box 1146 Erie CO 80516 Aquarium filtration apparatus; Aquarium lights; Decorative water fountains; Plumbing fittings, namely, valves, couplings and bulkheads; Water filtering units for aquariums; Water filters; Water purification units;
WISTWOXXON Guangzhou Hanzan Trade Co., Ltd. Qifu Big Hotel Block B Room 317 No.888, Qifu Rd, Yuncheng St, Baiyun Guangzhou 510000 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Arc lamps; Ceiling lights; Chandeliers; Dehumidifiers; Downlighters; Faucets; Flashlights; Flood lights; Humidifiers; Incandescent lamps and their fittings; Lamps; LED and HID light fixtures; Lighting fixtures; Luminaries; Shower heads; Solar light fixtures, namely, indoor and outdoor solar powered lighting units and fixtures; Wall lights;
XJLOEJS Zhou, Minan 161-163, Feihong Middle Road, Hongqiao Town, Yueqing, Zhejiang 325608 China Aquarium filtration apparatus; Lighting apparatus, namely, lighting installations;
YODUCOME YODUCOME (Guangzhou) Biological Technology Co., Ltd. 2087, Zibian Building 1 No.6, Nanjiang 2nd Road, Zhujiang Street Nansha Dist, Guangzhou 511455 China Aquarium filtration apparatus; Aquarium heaters; Aquarium lights; Filters for drinking water; Ionization apparatus for the treatment of air; Ionization apparatus for the treatment of liquids and gases for industrial, commercial or agricultural use; Water filtering apparatus; Water purification installations; Water purifying apparatus and machines; Water softening apparatus and installations; Sea water desalination plants; Water desalination plants; Water ionizers;
ZEN REEF Zen Reef 108 Gatewood Bay Cibolo TX 78108 Aquarium filtration apparatus;
 

Where the owner name is not linked, that owner no longer owns the brand

   
Technical Examples
  1. A modular aquarium filter includes one or more cartridges connected in series. The cartridges may contain filter media for chemical, biological and/or mechanical filtration. In addition, the cartridges are designed such that they provide a unique internal helical geometry to increase the contact area and flow rate of the water with the filter media. The helix may be optionally adjusted to provide different thickness filter layers for aquarium filtration. The pitch of the flights of the helix may be varied to provide enhanced centrifugal flow of the water within the cartridge. The present invention also provides self-sealing valve assemblies at the filter inlet and outlet, which when disconnected shut off the flow of water through the filter to expedite exchange of the cartridges.