HARD TO TREAT DISEASES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5223543 Reduction in polystyrene with activated agentOct 19, 92Jun 29, 93[C08J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7241858 Reduction in polystyrene foams with dibasic estersExpiredApr 29, 04Jul 10, 07[C08F]
6743828 Reduction in polystyrene foams with dibasic estersExpiredJan 03, 00Jun 01, 04[B01F]
4594434 Process for the depolymerization of polyesters using dawsonite as the catalystExpiredNov 05, 84Jun 10, 86[C07D]

Top Inventors for This Owner

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