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SIPO upholds Rhodia's Vital Patent

Release time:2010-11-26

Lifang lawyers, Xie Guanbin and Sun Xi, have represented French catalyst maker Rhodia before SIPO where Tianjin Haideyuan New Building Materials Co. Ltd. filed a request for invalidating Rhodia's patent no.ZL96196505.3. SIPO's Patent Reexamination Board has recently issued its decision to uphold the validity of the entire patent.

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