HUDSON TECHNOLOGIES, INC.

CLEAN EXCHANGE

Refrigerant purification services, Refrigerant reclamation services, Refrigerant recycling services, Chemical distillery services, Disposal of contaminated refrigerant;The mark consists of CLEAN EXCHANGE over two curved arrows forming a circle.;Restoration of refrigerant cylinders, Refurbishing of refrigerant cylinders;Color is not claimed as a feature of the mark.;

CYLINDER CODE TECHNOLOGY

Recycling; Recycling of chemicals; Recycling of refrigerant; Refrigerant reclamation services;Containers of metal for chemicals, compressed gases and liquids; Containers of metal for compressed gas or liquid air; Containers of metal for liquid gas; Containers of metal for storage or transport; Metal containers for compressed gas or liquid air; Metal containers for storage or transport; Metal storage containers for refrigerant gas;Data processing services in the field of tracking refrigerant supply chain; Logistics management in the field of refrigerant tracking, supply, and disposition; Tracking and monitoring refrigerant and refrigerant vessels for others for account auditing purposes; Tracking and monitoring refrigerant and refrigerant vessels for others for cost accounting purposes; Analyzing and compiling business data; Analyzing and compiling business data for ensuring compliance with laws, rules and regulations relating to refrigerant logistics and disposition; Business data analysis services in the field of refrigerant tracking; Business management of logistics for others; Business management of logistics for others by means of encoded refrigerant container tracking, tracing, and accounting; Information and data compiling and analyzing relating to business management; Monitoring refrigerant containers, and refrigerant therein for business purposes; Office functions in the nature of tracking and tracing of refrigerant, reclaimed refrigerant, refrigerant disposition in transit; Providing electronic tracking of freight information to others for business administration purposes; Services consisting of the registration, collection, transcription, compilation and systemization of written communications and data; Updating and maintenance of data in computer databases;CYLINDER AND TECHNOLOGY;

CYLINDER QUICKSCAN

Recycling; Recycling of chemicals; Recycling of refrigerant; Refrigerant reclamation services;Containers of metal for chemicals, compressed gases and liquids; Containers of metal for compressed gas or liquid air; Containers of metal for liquid gas; Containers of metal for storage or transport; Metal containers for compressed gas or liquid air; Metal containers for storage or transport; Metal storage containers for refrigerant gas;CYLINDER QUICK SCAN;Data processing services in the field of tracking refrigerant supply chain; Logistics management in the field of refrigerant tracking, supply, and disposition; Tracking and monitoring refrigerant and refrigerant vessels for others for account auditing purposes; Tracking and monitoring refrigerant and refrigerant vessels for others for cost accounting purposes; Analyzing and compiling business data; Analyzing and compiling business data for ensuring compliance with laws, rules and regulations relating to refrigerant logistics and disposition; Business data analysis services in the field of refrigerant tracking; Business management of logistics for others; Business management of logistics for others by means of encoded refrigerant container tracking, tracing, and accounting; Information and data compiling and analyzing relating to business management; Monitoring refrigerant containers, and refrigerant therein for business purposes; Office functions in the nature of tracking and tracing of refrigerant, reclaimed refrigerant, refrigerant disposition in transit; Providing electronic tracking of freight information to others for business administration purposes; Services consisting of the registration, collection, transcription, compilation and systemization of written communications and data; Updating and maintenance of data in computer databases;CYLINDER;

CYLINDER RAPID SCAN

Recycling; Recycling of chemicals; Recycling of refrigerant; Refrigerant reclamation services;Containers of metal for chemicals, compressed gases and liquids; Containers of metal for compressed gas or liquid air; Containers of metal for liquid gas; Containers of metal for storage or transport; Metal containers for compressed gas or liquid air; Metal containers for storage or transport; Metal storage containers for refrigerant gas;Data processing services in the field of tracking refrigerant supply chain; Logistics management in the field of refrigerant tracking, supply, and disposition; Tracking and monitoring refrigerant and refrigerant vessels for others for account auditing purposes; Tracking and monitoring refrigerant and refrigerant vessels for others for cost accounting purposes; Analyzing and compiling business data; Analyzing and compiling business data for ensuring compliance with laws, rules and regulations relating to refrigerant logistics and disposition; Business data analysis services in the field of refrigerant tracking; Business management of logistics for others; Business management of logistics for others by means of encoded refrigerant container tracking, tracing, and accounting; Information and data compiling and analyzing relating to business management; Monitoring refrigerant containers, and refrigerant therein for business purposes; Office functions in the nature of tracking and tracing of refrigerant, reclaimed refrigerant, refrigerant disposition in transit; Providing electronic tracking of freight information to others for business administration purposes; Services consisting of the registration, collection, transcription, compilation and systemization of written communications and data; Updating and maintenance of data in computer databases;CYLINDER AND SCAN;

CYLINDERWATCH

Recycling; Recycling of chemicals; Recycling of refrigerant; Refrigerant reclamation services;Containers of metal for chemicals, compressed gases and liquids; Containers of metal for compressed gas or liquid air; Containers of metal for liquid gas; Containers of metal for storage or transport; Metal containers for compressed gas or liquid air; Metal containers for storage or transport; Metal storage containers for refrigerant gas;CYLINDER WATCH;Data processing services in the field of tracking refrigerant supply chain; Logistics management in the field of refrigerant tracking, supply, and disposition; Tracking refrigerant and refrigerant vessels for others for account auditing purposes; Tracking refrigerant and refrigerant vessels for others for cost accounting purposes; Analyzing and compiling business data; Analyzing and compiling business data for ensuring compliance with laws, rules and regulations relating to refrigerant logistics and disposition; Business data analysis services in the field of refrigerant tracking; Business management of logistics for others; Business management of logistics for others by means of encoded refrigerant container tracking, tracing, and accounting; Information and data compiling and analyzing relating to business management; Office functions in the nature of tracking and tracing of refrigerant, reclaimed refrigerant, refrigerant disposition in transit; Providing electronic tracking of freight information to others for business administration purposes; Services consisting of the registration, collection, transcription, compilation and systemization of written communications and data; Updating and maintenance of data in computer databases;

DIRECT SCAN TECHNOLOGY

Recycling; Recycling of chemicals; Recycling of refrigerant; Refrigerant reclamation services;Containers of metal for chemicals, compressed gases and liquids; Containers of metal for compressed gas or liquid air; Containers of metal for liquid gas; Containers of metal for storage or transport; Metal containers for compressed gas or liquid air; Metal containers for storage or transport; Metal storage containers for refrigerant gas;Data processing services in the field of tracking refrigerant supply chain; Logistics management in the field of refrigerant tracking, supply, and disposition; Tracking and monitoring refrigerant and refrigerant vessels for others for account auditing purposes; Tracking and monitoring refrigerant and refrigerant vessels for others for cost accounting purposes; Analyzing and compiling business data; Analyzing and compiling business data for ensuring compliance with laws, rules and regulations relating to refrigerant logistics and disposition; Business data analysis services in the field of refrigerant tracking; Business management of logistics for others; Business management of logistics for others by means of encoded refrigerant container tracking, tracing, and accounting; Information and data compiling and analyzing relating to business management; Monitoring refrigerant containers, and refrigerant therein for business purposes; Office functions in the nature of tracking and tracing of refrigerant, reclaimed refrigerant, refrigerant disposition in transit; Providing electronic tracking of freight information to others for business administration purposes; Services consisting of the registration, collection, transcription, compilation and systemization of written communications and data; Updating and maintenance of data in computer databases;SCAN TECHNOLOGY;

FLUID CHEMISTRY

[ Analysis and testing for oil workings; ] chemical analysis; chemical laboratories; chemical, [ biochemical, biological and bacteriological research and analysis; development and test of chemical production methods; ] executing of chemical analyses; laboratory research in the field of fluids in the nature of oil and refrigerant testing, analysis of the interrelationship between refrigerants, oil, other fluids, and contaminants on the performance of chillers and refrigeration systems, analysis of performance of chiller and refrigeration systems, analysis of efficiency of operation of chiller and refrigeration systems; materials testing and analyzing; materials testing and evaluation; performance of chemical analyses; technical consultation in the field of power plant engineering, namely, testing and evaluation of power plant equipment to improve performance and efficiency of such equipment; testing or research on machines, apparatus and instruments; working on and evaluation of chemical analyses;

GLACIER

chemical refrigerant for absorbing heat when changing from a liquid to a gas state, and for giving off heat when changing from a gas to a liquid state;

GWP SCAN

Recycling; Recycling of chemicals; Recycling of refrigerant; Refrigerant reclamation services;Containers of metal for chemicals, compressed gases and liquids; Containers of metal for compressed gas or liquid air; Containers of metal for liquid gas; Containers of metal for storage or transport; Metal containers for compressed gas or liquid air; Metal containers for storage or transport; Metal storage containers for refrigerant gas;Data processing services in the field of tracking refrigerant supply chain; Logistics management in the field of refrigerant tracking, supply, and disposition; Tracking and monitoring refrigerant and refrigerant vessels for others for account auditing purposes; Tracking and monitoring refrigerant and refrigerant vessels for others for cost accounting purposes; Analyzing and compiling business data; Analyzing and compiling business data for ensuring compliance with laws, rules and regulations relating to refrigerant logistics and disposition; Business data analysis services in the field of refrigerant tracking; Business management of logistics for others; Business management of logistics for others by means of encoded refrigerant container tracking, tracing, and accounting; Information and data compiling and analyzing relating to business management; Monitoring refrigerant containers, and refrigerant therein for business purposes; Office functions in the nature of tracking and tracing of refrigerant, reclaimed refrigerant, refrigerant disposition in transit; Providing electronic tracking of freight information to others for business administration purposes; Services consisting of the registration, collection, transcription, compilation and systemization of written communications and data; Updating and maintenance of data in computer databases;

HTI

recovery and reclamation services for refrigerants;metal cylinders for containing reclaimed refrigerant;

HUDSON TECHNOLOGIES RECLAIMING THE FUTURE TOGETHER.

The mark consists of The word HUDSON with the O replaced with a hexagon having a gap in the right side betwen the center of the flat side and the lower adjacent vertex, having two partially overlapping leaves within the hexagon and a circle on the lower adjacent vertex, over the word TECHNOLOGIES , over the right justified phrase Reclaiming the Future Together..;Color is not claimed as a feature of the mark.;Coolants; Refrigerant gas for use in industrial cooling systems, air conditioning systems, chillers;