YANGTZE RIVER PHARMACEUTICAL GROUP 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 9246
 
  
 
C07D HETEROCYCLIC COMPOUNDS 9153
 
  
 
A61P THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS 346
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 194
 
  
 
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
9890168 2,4-disubstituted 7H-pyrrolo[2,3-d]pyrimidine derivative, preparation method and medicinal use thereofJul 24, 15Feb 13, 18[A61K, C07D, A61P]
9884870 Polymorphic substance of yonkenafil hydrochloride, preparation method therefor, and composition and use thereofNov 19, 15Feb 06, 18[C07D]
9879008 2,3,4,6-tetra-substituted benzene-1,5-diamine derivatives, preparation method therefor and medicinal use thereofApr 13, 15Jan 30, 18[A61K, C07D, C07C]
7820692 Tetrahydro isoquinoline derivatives, preparation methods and medicinal uses thereofJul 10, 07Oct 26, 10[A61K, C07D]
7745433 2-Substituted phenyl-5, 7-dihydrocarbyl-3, 7-dihydropyrrolo [2, 3-D] pyrimidin-4-one derivatives, the preparation and the pharmaceutical use thereofMay 14, 04Jun 29, 10[A61K, C07D, C07C, A61P]
7741483 Process for making substituted pyrrolo[2,3-d]pyrimidine derivatives as inhibitors of phosphodiesterase 5Mar 06, 08Jun 22, 10[A61K, C07D, A61P]
7696228 Oral preparation of dyclonine hydrochlorideJan 13, 06Apr 13, 10[A61K]
6217880 Medicament for treating recurrent ulcer of mouth and behcet's syndromeMay 23, 00Apr 17, 01[A61K, A01N]

Expired/Abandoned/Withdrawn Patents

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