Patent Application; Patent Invalidation

Zhenghuan & Huanrun: Senior Patent Attorney.

Beijing Geyun Intellectual Property Agency Co., Ltd.: Patent Attorney.

Beijing Hengbo Intellectual Property Agency Co., Ltd.: Patent Attorney.

Beijing Youlian Intellectual Property Agency: Patent Attorney.

• 9 years of experience in patent prosecution for mechanical cases and design patents.

• Experience in patent prosecution in the fields of electricity and chemical materials.

• Practical experience in project analysis and search, patent mining, and patent invalidation.

• Represented Chengdu Guotie Seiko Technology Co., Ltd. in the invalidation of the patent “A High‑Definition Holographic Imaging Device for Tunnels” owned by Chengdu Tangyuan Electric Co., Ltd.

• Represented Alpha Group Co., Ltd. in the invalidation of the patent “Double‑Sided Vehicle” owned by Ming Yuping.

• Represented Zhang Peipei in the invalidation of the patent “Gyro Toy” owned by 多美 Co., Ltd.

• Participated in patent mining, portfolio layout and patent applications related to GUI designs of Douyin and Xigua Video.