Chong Kun Dang Corporation

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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
 
  
 
C07D HETEROCYCLIC COMPOUNDS 1161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6063812 Fumagillol derivatives and processes for preparing the sameMay 13, 99May 16, 00[A61K, C07D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6608045 Streptomyces sp producing tautomycetin and immunosuppressant comprising tautomycetin as active ingredientExpiredMay 17, 99Aug 19, 03[C12P]
6306434 Pharmaceutical composition comprising cyclosporin solid-state microemulsionExpiredJun 01, 00Oct 23, 01[A61K]
6072051 Nucleoside derivatives and process for preparing the sameExpiredMay 01, 98Jun 06, 00[C07H]
6063762 Cyclosporin-containing microemulsion preconcentrate compositionExpiredSep 03, 98May 16, 00[A61K]
6048540 Acetamenophen composition with reduced liver toxicityExpiredSep 29, 98Apr 11, 00[A61K]
6040337 5-demethoxyfumagillol derivatives and processes for preparing the sameExpiredMay 13, 99Mar 21, 00[A61K, C07D]
6034087 Nucleoside derivatives and process for preparing thereofExpiredJun 11, 97Mar 07, 00[A61K, C07D]
6028067 Cyclosporin-containing microemulsion preconcentrate compositionExpiredApr 27, 98Feb 22, 00[A61K]
5952461 Process for preparing human proinsulinExpiredJan 20, 98Sep 14, 99[A61K]
5925551 Aspergillus genus showing resistance to cerulenin and L-methionine analogue and a process for preparing mevinolinic acid therefromExpiredOct 30, 97Jul 20, 99[C12P, C12N]
5866377 Aminooligosaccharide derivative and process for preparing the sameExpiredJun 30, 97Feb 02, 99[A01N, C12P, C12N]
5756765 2- (2-Substituted pyrrolidin-4-yl) thio-carbapenem derivativesExpiredMar 14, 97May 26, 98[C07D]
5734048 Process for manufacturing clavulanic acid saltExpiredNov 07, 95Mar 31, 98[A61K, C07D]
5672711 Process for manufacturing cephem derivativesExpiredJun 28, 96Sep 30, 97[C07D]
5641770 2-(2-substituted pyrrolidin-4-yl) thio-carbapenem derivativesExpiredJul 21, 95Jun 24, 97[C07D]
5543393 Cyclosporin containing powder compositionExpiredNov 23, 94Aug 06, 96[A61K]

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