RIJKSUNIVERSITEIT TE GRONINGEN

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A23G COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF 129
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5672367 Biodegradable chewing gumOct 13, 95Sep 30, 97[A23G]
5492997 Copolymer of lactone and carbonate and process for the preparation of such a copolymerJun 17, 94Feb 20, 96[C08G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0024,455 Voice-producing prosthesisAbandonedJul 31, 03Feb 05, 04[A61F]
6518054 Metallo-endopeptidasesExpiredDec 07, 99Feb 11, 03[C12N]
6271308 Block copolymersExpiredMar 22, 99Aug 07, 01[C08L]
6169147 Block copolymerExpiredMar 22, 99Jan 02, 01[C08L]
6103512 Thermostable variants of neutral proteases of Bacillus stearothermophilus and Bacillus thermoproteolyticusExpiredSep 19, 96Aug 15, 00[C12N]
5869457 Modified proteins and their use for controlling viral infectionsExpiredSep 04, 97Feb 09, 99[A61K]
5615671 Processes and devices for continuously monitoring levels of analyteExpiredJul 11, 96Apr 01, 97[G01N]
5344769 Microbiological production of polyestersExpiredOct 24, 91Sep 06, 94[C12P, C08G]
5334698 Process for producing polyesters by fermentation: a process for producing optically active carboxylic acids and esters: articles of manufacture comprising polyesterExpiredOct 02, 91Aug 02, 94[C08G, C12P]
5178870 Antimicrobial composition with long-term activityExpiredMay 18, 92Jan 12, 93[A61K]
5174291 Process for using a measuring cell assembly for glucose determinationExpiredMay 15, 90Dec 29, 92[A61B]
5173428 Microorganisms suitable for producing compounds containing a terminal hydroxyl or epoxy groupExpiredApr 01, 91Dec 22, 92[C12N]
5110852 Filament material polylactide mixturesExpiredOct 27, 88May 05, 92[C08L, C08K]
5032512 Process for producing compounds containing a terminal hydroxyl or epoxy group and microorganisms suitable thereforExpiredJan 14, 88Jul 16, 91[C12P]
4975380 Chemiluminescent labeled organic reagents and their use in analysis of organic compoundsExpiredNov 30, 89Dec 04, 90[C07D, G01N]
4915893 Method of preparing polyester filament materialExpiredMar 13, 84Apr 10, 90[D01F]
4661530 Biocompatible, antithrombogenic materials suitable for reconstructive surgeryExpiredMar 13, 84Apr 28, 87[C08G]
4248240 Apparatus for detecting the activity of the respiratory organs and the heart of a living beingExpiredMar 20, 79Feb 03, 81[A61B]

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