Cassella Aktiengesellschaft

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07D HETEROCYCLIC COMPOUNDS 8154
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 6249
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 399
 
  
 
D06P DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM 316
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2118
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 241
 
  
 
C07K PEPTIDES 1135
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 1115

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6300423 Process for modifying hydrophilic polymersApr 21, 94Oct 09, 01[C08F]
5681878 Low-dusting pulverulent hydrophilic polymersApr 19, 95Oct 28, 97[C08K]
5668236 Hydrophilic highly swellable hydrogelsApr 29, 96Sep 16, 97[C08G]
5554594 Imidazolidine derivativesMay 31, 95Sep 10, 96[A61K, C07D]
5486531 Hydroxymethylfurazancarboxylic acid derivativesMar 07, 94Jan 23, 96[A61K, C07D]
5424293 Phenylimidazolidine derivatives and their useJul 22, 93Jun 13, 95[A61K, C07D]
5399570 Aspartic acid derivatives, and their use for inhibiting platelete aggregationMar 25, 93Mar 21, 95[A61K, C07D]
5397796 2,4-dioxoimidazolidine compounds and compositions, and processes for administering sameApr 12, 93Mar 14, 95[A61K, C07D]
5389614 Hydantoin derivativesAug 04, 92Feb 14, 95[A61K, C07D, C07K]
5383961 Water-soluble sulphur dyes, their preparation and useSep 30, 93Jan 24, 95[C09D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5684104 Water-swellable hydrophilic polymersExpiredJul 18, 96Nov 04, 97[C08F]
5679704 Use of 2- (N-(2-aminoethyl)amino) acetic acid derivativesExpiredOct 16, 95Oct 21, 97[A61K]
5594083 Water-swellable hydrophilic polymersExpiredMar 22, 95Jan 14, 97[C08F]
5571764 Absorbent for water and aqueous solutionsExpiredJan 16, 96Nov 05, 96[A61F, B01J, A61M]
5554611 Use of coumarin derivativesExpiredNov 08, 94Sep 10, 96[A61K]
5530093 Polycondensates containing phosphinic and phosphonic acid groupsExpiredJan 30, 95Jun 25, 96[C08G]
5514806 Method of preparing 1-amino-2, 6-dimethylpiperidineExpiredMay 17, 94May 07, 96[C07D]
5510489 Method of preparing 1-amino-2, 6-dimethylpiperidineExpiredMay 17, 94Apr 23, 96[C07D]
5508467 Process for the preparation of hydroxyalkylaminonitrobenzene derivativesExpiredAug 22, 94Apr 16, 96[C07C]
5502231 Process for the preparation of cyclic vinylphosphonic estersExpiredFeb 21, 95Mar 26, 96[C07F]
5500436 2-(N-(2-aminomethyl)amino)acetic acid derivatives to inhibit advanced glycosylationExpiredNov 10, 94Mar 19, 96[A61K]
5492995 Polycondensates containing phosphinic or phosphonic acid groups and siloxane groupsExpiredFeb 06, 95Feb 20, 96[C08G]
5489647 Hydrophilic, swellable graft polymersExpiredNov 16, 92Feb 06, 96[C08F]
5488123 Polycondensates containing polysiloxane groupsExpiredFeb 06, 95Jan 30, 96[C07F]
5466791 Monoazo dyes, their preparation and useExpiredFeb 13, 94Nov 14, 95[C09B]
5428138 Red 2,6-dicyanophenylazo dyes and the preparation and use thereofExpiredFeb 08, 93Jun 27, 95[C09B, D06P]
5424326 Phenyl-1,2,5-oxadiazolecarboxamide-2-oxides, their preparation and their useExpiredMay 25, 93Jun 13, 95[C07D, A01K]
5424479 Process for the preparation of aromatic methyl methoxycarboxylatesExpiredAug 23, 94Jun 13, 95[C07C]
5414128 Process for the preparation of N-substituted nitro-p-phenylenediaminesExpiredDec 03, 92May 09, 95[C07C]
5412150 Process for the preparation of methyl 5-bromo-6-methoxy-1-naphthoateExpiredMay 23, 94May 02, 95[C07L]

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