Dong-A wins Taxotele patent suit against Sanofi-Aventis

French drug maker Sanofi-Aventis SA lost a patent lawsuit against Dong-A Pharmaceutical over its treatment for colorectal cancer, Taxotele (docetaxel) that is marketed in more than 100 countries to treat lung, prostate, gastric and head and neck cancer.

In its ruling on July 27, the patent court dismissed claims by Sanofi-Aventis, saying Dong-A’s patent is not in the scope of the latter’s pa...