BHJ CHEMICAL COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 142
 
  
 
C12S PROCESSES USING ENZYMES OR MICRO-ORGANISMS TO LIBERATE, SEPARATE OR PURIFY A PRE-EXISTING COMPOUND OR COMPOSITION 16
 
  
 
D01B MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OR FILAMENTS, e.g. FOR SPINNING 14

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5466601 Selectively removing embedded lint precursors with cellulaseJan 26, 94Nov 14, 95[C12S, D01B, C09B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5976196 Process for preparing a dyed textile fabric wherein the dyed fabric is coated with a mixture of resinsExpiredJun 15, 98Nov 02, 99[D06P]
5951719 Process of after-treating dyed cellulose fabrics with a glyoxalated acrylamide polymerExpiredJun 15, 98Sep 14, 99[D06P]
5626952 Process for sizing spun yarnsExpiredDec 15, 95May 06, 97[B32B]

Top Inventors for This Owner

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