NIKKEN CHEMICALS CO., LTD.

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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 2253
 
  
 
A23G COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF 129
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6280717 Cation exchange resin preparationJul 29, 99Aug 28, 01[A61K]
6106863 Sustained-release metal valproate tabletsSep 11, 98Aug 22, 00[A61K]
5567467 Soft candy and process for producing the sameApr 04, 95Oct 22, 96[A23G]
5202507 Method for drying erythritol crystalsJun 25, 92Apr 13, 93[C07C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0086,924 Method of manufacturing an eutectic crystalline sugar alcoholAbandonedOct 21, 10Apr 14, 11[A61K, A23L]
7772258 Agent for treatment of allergic eye diseaseExpiredAug 08, 08Aug 10, 10[A61K, A61N]
2008/0021,105 Medicine Capable of Inhibiting Activation of Transcription Factor Klf5AbandonedFeb 24, 05Jan 24, 08[A61K, A61P]
2006/0094,784 Tgf-alpha expression inhibitorsAbandonedMay 16, 03May 04, 06[A61K]
6943195 Cycloalkenone derivativeExpiredJun 27, 02Sep 13, 05[A61K, C07C]
2004/0220,227 Remedies for allergic eye diseasesAbandonedJan 05, 04Nov 04, 04[A61K]
6433167 Triazolo-1,4-diazepine compounds and medicinal composition containing the sameExpiredDec 23, 99Aug 13, 02[A61K]
6433173 Process for the preparation of ipidacrine or ipidacrine hydrochloride hydrateExpiredJan 04, 02Aug 13, 02[A61K, C07D]
6426091 Sustained-release theophylline tabletExpiredMar 21, 00Jul 30, 02[A61K]
6306853 1,4-Dihydropyridine derivativesExpiredAug 10, 00Oct 23, 01[A61K, C07D]
6291482 N-hydroxyurea derivative and pharmaceutical composition containing the sameExpiredMay 11, 00Sep 18, 01[A61K]
6265402 Use of 2-phenylmorpholin-5-one derivativesExpiredFeb 25, 99Jul 24, 01[A61K, C07D, A61P]
6251897 6-phenyltetrahydro-1,3-oxazin-2-one derivative and pharmaceutical composition containing the sameExpiredFeb 01, 99Jun 26, 01[A61K, C07D, A61P]
6245820 Method for treating Meniere's diseaseExpiredApr 14, 00Jun 12, 01[A61K]
6235736 3-anilino-2-cycloalkenone derivativesExpiredMar 20, 00May 22, 01[A61K, C07D, C07C, A61P]
6235739 5-phenyl-3-pyridazinone derivatives and drug composition containing the sameExpiredDec 11, 98May 22, 01[A61K, C07D]
6187336 Process for producing a solid which is rapidly soluble in the oral cavityExpiredOct 14, 98Feb 13, 01[A61K]
6184238 N-hydroxyurea derivative and pharmaceutical composition containing the sameExpiredJun 23, 99Feb 06, 01[A61K]
6180094 Remedies for hyperphosphatemiaExpiredJan 15, 99Jan 30, 01[A61K]
6090405 Buprenorphine percutaneous absorption preparationExpiredJul 18, 97Jul 18, 00[A61F]

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