GEMMA COMPANIES, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 454
 
 
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
 
 
C23G CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS 211

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5800629 Pipe system cleaning and in-line treatment of spent cleaning solutionMar 06, 97Sep 01, 98[B08B, C23G]
5680877 System for and method of cleaning water distribution pipesOct 23, 95Oct 28, 97[B08B]
5527395 Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solutionJun 20, 94Jun 18, 96[B08B, C23G]
5451335 1:1 soap compositions of acids and amines or ammonia useful in removal and prevention of scaleJun 15, 94Sep 19, 95[C02F]
5360488 Method of cleaning and maintaining water distribution pipe systemsMar 23, 93Nov 01, 94[B08B]
5322635 Soap compositions of carboxylic acids and amines useful in removal and prevention of scaleMay 16, 91Jun 21, 94[C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6964275 Countermeasure washdown system cleaningExpiredDec 26, 01Nov 15, 05[B08B, C23G]
6345632 Method of cleaning and passivating a fire protection systemExpiredFeb 28, 00Feb 12, 02[B08B]
6076536 Cleaning and passivating water distribution systemsExpiredOct 07, 98Jun 20, 00[B08B]
5895763 Controlled carbonate removal from water conduit systemsExpiredApr 16, 97Apr 20, 99[B08B, G01N, C23G]
5885364 Method of cleaning and maintaining potable water distribution pipe systemsExpiredJul 05, 96Mar 23, 99[B08B]
5873944 Vacuum waste pipe cleaningExpiredMay 13, 97Feb 23, 99[B08B]

Top Inventors for This Owner

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