Arthritis therapeutic drug

Arthritis therapeutic drug

  • CN 1,321,639 C
  • Filed: 12/30/2003
  • Issued: 06/20/2007
  • Est. Priority Date: 12/30/2003
  • Status: Active Grant
First Claim
Patent Images

1. the Coumarether compound of (a) formula I or its pharmaceutically acceptable salt or (b) contain the Coumarether compound of formula I or the purposes of the extract of its pharmaceutically acceptable salt,

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