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Mysterious Company Drops Patent Challenge To Sanofi-Aventis' Plavix

Law360 (August 5, 2005, 12:00 AM EDT) -- An obscure Scottish company that had filed a mysterious challenge to the U.K. patent covering Sanofi-Aventis’ best-selling blood thinner Plavix has dropped its lawsuit, Sanofi-Aventis said Friday.

“Today Sanofi-Aventis announced that Aircoat has withdrawn the revocation action by which it had sought to invalidate the Sanofi-Aventis patent in the U.K.,” Sanofi said in a statement.

Aircoat, which is based in Scotland, started legal proceedings against Sanofi-Aventis in January this year in an attempt to overturn the patent for clopidogrel bisulfate, the main ingredient in its Plavix...
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