CHEMICAL RESEARCH & LICENSING COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1254
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C07K PEPTIDES 1135
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5693326 Producing immunogenic constructs using soluble carbohydrates activated via organic cyanylating reagentsJun 01, 95Dec 02, 97[A61K, C07K]
5679241 Olefin plant recovery system employing catalytic distillationMay 17, 95Oct 21, 97[C10G]
5190904 Paraffin alkylation catalystNov 12, 91Mar 02, 93[B01J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6337412 Three stage propylene oxide processExpiredApr 24, 01Jan 08, 02[C07D, B01D]
5840259 Boiling point reactor with heat removalExpiredApr 05, 93Nov 24, 98[B01J]
5797236 Auxiliary bottom insert apparatus for a containerExpiredSep 09, 96Aug 25, 98[E04C, E04F]
5618503 Antimony pentafluorideExpiredJun 28, 96Apr 08, 97[C01G]
5157196 Paraffin alkylation processExpiredDec 24, 90Oct 20, 92[C07C]
4332968 Imines from mesityl oxideExpiredSep 08, 80Jun 01, 82[C07C]
4306068 Process for separating primary and secondary aminesExpiredMar 23, 78Dec 15, 81[C07D, C07C]

Top Inventors for This Owner

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