In April 1998, Pfizer Inc ("Pfizer") introduced Viagra, a prescription drug for alleviating impotence, in the United States and Europe with big success. Its market entry into China was fulfilled with an 11-year battle with regional drug business over Viagra's patent, Chinese hallmark and three-dimensional hallmark ("3D hallmark"). Pfizer's patent was revoked in July 2004 by the authorities after being collectively challenged by 12 regional business.
A regional business had actually introduced its own erectile dysfunction drug utilizing Viagra's Chinese nickname as its hallmark, and copying Viagra's 3D hallmark. It won the patent and 3D hallmark lawsuits, however lost in the Chinese hallmark case.
Viagra in China A Prolonged Battle over Intellectual Property Rights Case Study Solution
PUBLICATION DATE: June 29, 2010 PRODUCT #: HKU902-PDF-ENG
This is just an excerpt. This case is aboutĀ GLOBAL BUSINESS