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Lawyer Details

Liu Tengfei

About

Former Senior Patent Examiner, Assistant Researcher

Former Examiner of Patent Examination Cooperation (Henan) Center of the CNIPA

Expert in the field of optoelectronics and electronics

Practice Areas

Detection technology, intelligent equipment, computer software, semiconductor

Specialized in domestic and foreign patent application drafting, OA reply, patent reexamination, rejection analysis, reexamination defense, patent search, infringement analysis and invalidation, stability search analysis, infringement determination, and invalidation analysis and invalidation request or defense for patent defects Patent mining and layout, helping clients with patent mining and patent layout

Practice Experience

7-years of experience in optical and electrical patent examination

IC R&D engineer of a research institute of a National enterprise

Senior patent expert of C&H

Cases

Provided patent analysis and review for Spreadtrum Communications, Inc. on a key communication component in the U.S., making it easy to avoid the coverage of existing patents, guiding the direction of R&D and avoiding invalid R&D routes. Provided patent analysis and layout for the transformation of a traditional enterprise in Shanghai, providing R&D direction for its pursuit of transformation. Providing domestic-specific FTO analysis and infringement comparison for a swing product, assessing the risk of domestic infringement, and avoiding additional licensing fees based on the results of the infringement comparison; Provided a Shanghai company with an invalidation search prior to the proposed litigation against infringing products, and initiated litigation after assessing the stability of the patent rights.

Clients

Spreadtrum – is committed to the development of core chips, special software and reference design platforms for wireless communication and multimedia terminals, providing highly integrated, highly stable, powerful products and diversified product options for terminal manufacturers and other links in the industrial chain.

Fotile – founded in 1996, Fotile Group is a well known company leading the market in the field of kitchen appliances in China and internationally.

JD.com – a well-known Chinese self-operated e-commerce enterprises.

SIMCom – a global leading supplier of M2M modules and solutions

TEKO Teleco – Founded in 1957, TEKO has been supplying enclosures for years to market-leading companies in the areas of: Telecommunications, medical instrumentation, wireless communication, industrial data acquisitions, consumer electronics.

Tamagawa Seiki – one of the few makers in the world with the capability to develop and manufacture both two-dimensional and three-dimensional (spatial) position/angle sensors.