Case III: Administrative Dispute over Invalidation of "Face Recognition" Invention Patent Case Brief: Beijing Zhong XX Technology Co., Ltd. was the patentee of an invention patent with patent number
from a Massachusetts court underscores this tightrope walk, and serves as a warning that claims drafted too loosely—while allowed by the USPTO—can leave the patent at risk for invalidation by
Sony (China) Limited has invalidated a digital TV program switching patent originally owned by Huawei, according to an announcement by the China National Intellectual Property Administration (CNIPA
authorized on February 23, 2005 with the authorization announcement number of CN1190580C. Patent Invalidation and Litigation Process: The Patent has a total of 15 claims, of which the protection scope of
authorized on February 23, 2005 with the authorization announcement number of CN1190580C. Patent Invalidation and Litigation Process: The Patent has a total of 15 claims, of which the protection scope of
represent it in filing a request with the China National Intellectual Property Administration (CNIPA) for invalidation of the disputed patent. CNIPA conducted a remote oral hearing on December 29, 2020
represent it in filing a request with the China National Intellectual Property Administration (CNIPA) for invalidation of the disputed patent. CNIPA conducted a remote oral hearing on December 29, 2020
authorized on February 23, 2005 with the authorization announcement number of CN1190580C. Patent Invalidation and Litigation Process: The Patent has a total of 15 claims, of which the protection scope of
Company to stop the infringement and compensate for the losses. Later, Fuhang company filed an invalidation request to the National Intellectual Property Office to invalidate the patent of Ecotec Company
Company to stop the infringement and compensate for the losses. Later, Fuhang company filed an invalidation request to the National Intellectual Property Office to invalidate the patent of Ecotec Company