U.S. federal trademark · Serial No. 87938543
Hollow fiber nanofiltration membrane;Hollow fiber ultrafiltration membrane;Separation membrane for membrane distillation;Reverse osmosis membrane for water purification equipment;Reverse osmosis film for water desalination equipment;Reverse osmosis film for sea water desalination equipment;Reverse osmosis film for sewage treatment equipment;Reverse osmosis film for water filter;Filter film for purifying water for water purification equipment;Microfiltration membrane for water purification and disinfection;Nanofiltration membrane for water purification and disinfection;Filtration plastic film for purified water for water purification equipment
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.