An undisclosed company from
Shanxi Province filed a request for invalidation on 24 March 2011,
regarding an invention patent (Patent No.: ZL 200410060988.7) titled "A
Compound Chinese Medicine for Treating Gynecological Disease and Its
Preparation Method", which is owned by Wuzhou Pharmaceutical Group.
Entrusted by the patent right owner, patent attorneys from
CN-KnowHow conducted written response with regard to the concerning
patent and attended oral proceedings before the patent re-examination
board of the State Intellectual Property Office (SIPO). The patent
re-examination board of SIPO made the examination decisions for this
case on 08 July 2011, in which the whole of concerning patent right was
ruled to be valid.
Previously, CN-KnowHow has already won all of the three
invalidation cases representing Wuzhou Pharmaceutical Group. Therefore,
CN-KnowHow has managed to maintain its perfect record in all the
invalidation cases for Wuzhou Pharmaceutical Group.