Patent Attorney since 2004
Mechanical Engineering, Mechanical Design and Manufacturing, Machining Processes and Equipment, Transportation Vehicles and Engines, Textile and Papermaking, Printing, Precision Instruments and Optical Instruments, Air Conditioning and Refrigeration, Packaging Technology, Food Processing Equipment and Technology, Agricultural Machinery, Electronics and Semiconductor Manufacturing Equipment, Medical Devices, Environmental Protection and Metallurgical Equipment, Other Specialized Equipment
Chinese and English
Ms. Tian is an experienced patent professional in the Patent Litigation Department at CCPIT, primarily focusing on handling cases involving patent invalidation proceedings, patent administrative litigations, patent infringement lawsuits, and litigation concerning disputes over patent ownership.
With over two decades of practice, she has managed more than a thousand patent application cases and over two hundred cases involving patent invalidation, infringement litigation, and ownership disputes. Her expertise spans the entire patent lifecycle, including prosecution, validation, and enforcement. Ms. Tian possesses in-depth knowledge of both Chinese and foreign patent laws, combined with extensive practical experience. She specializes in designing and implementing comprehensive strategies that integrate patent litigation and invalidation proceedings to effectively enforce and defend her clients’ patent rights.
Ms. Tian has demonstrated strong analytical and innovative capabilities in handling complex cases. She has successfully secured favorable outcomes for numerous leading domestic and international clients, safeguarding their core technologies and significant commercial interests while helping them avoid substantial financial losses. Her accomplishments have earned her high trust and recognition from her clients. Within the firm, her rich experience and strategic insight have established her as a valued internal consultant, frequently providing professional guidance to colleagues on major and intricate cases.
Facing extremely low overturn rates in retrials, Ms. Tian achieved a breakthrough in a patent administrative retrial case by successfully reversing the original ruling.
2023-2025: Represented a leading domestic engineering machinery group in winning two invention patent and three utility model patent invalidation, administrative litigations and infringement litigation cases, saving the client from paying tens of millions in high damages for infringement litigation.
2020-2023: Represented a domestic printing enterprise in a Supreme Court patent administrative retrial case, successfully protecting the client’ s interests and saving them from paying tens of millions in damages.
2021-2023: Represented a U.S. supplier of a well-known brand meat grinder in patent ownership disputes, infringement litigation, and invalidation proceedings involving three patents, email evidence, and extraterritorial electronic data. All cases were won, eliminating patent barriers set by competitors.
2019-2021: Represented a leading domestic post-printing equipment manufacturer in a series of utility model and invention patent infringement and invalidation cases, with damages amounting to RMB 13 million. Innovatively used multiple surveillance cameras to collect prior-use disclosure evidence on large equipment. All cases were won, protecting the client’ s interests.
2021-2022: Represented a domestic printing equipment manufacturer in invalidation and first-instance administrative cases for invention and utility model patents. All three patents were invalidated, eliminating potential threats for the client.
2021-2022: Represented an internationally renowned fastener manufacturing company in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity, laying the groundwork for success in infringement litigation and preserving the client’ s valuable market share.
2021-2022: Represented a well-known German automobile manufacturer in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2020-2021: Represented a pioneering Russian hot-blast stove family in a series of invention patent invalidation cases, all of which were won, protecting the client’ s market shares worth hundreds of millions.
2021: Represented a U.S. archery manufacturing group in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2020-2021: Represented a well-known German hardware manufacturing group in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2020-2021: Represented the German subsidiary of a leading domestic children’ s product manufacturer in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2020-2021: Represented an Italian paper processing machinery company in an invention patent invalidation case, achieving victory, with the patent fully invalidated.
2020: Represented a leading domestic elevator company in three utility model patent invalidation cases, all of which were won, with all three patents invalidated.
2019-2020: Represented a Taiwanese printed circuit board manufacturer in a first-instance administrative litigation case for invention patent invalidation, achieving victory, with the court upholding the invalidation decision.
2018-2020: Represented a German building materials manufacturer in a first-instance administrative litigation case for utility model patent invalidation, achieving victory, with the court upholding the invalidation decision.
2017-2020: Represented a Taiwanese high-tech company in invalidation proceedings and subsequent first-instance litigation for two utility model patents, achieving victory.
2017-2019: Represented a leading domestic engineering machinery company in a first-instance administrative litigation case for invention patent invalidation, achieving victory as the plaintiff, with the court ordering the CNIPA to reissue a decision.
2019-2020: Represented a German anchor manufacturing company in a first-instance administrative litigation case for invention patent invalidation, achieving victory.
2017-2019: Represented a well-known Japanese manufacturing company in a first-instance administrative litigation case for invention patent invalidation, achieving victory.
2019: Represented a globally renowned metallurgical equipment manufacturer in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2019: Represented the world’ s largest e-cigarette manufacturer in two invention patent invalidation cases, both of which were won, with the patents maintained as valid.
2019: Represented an Australian mining company in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2019: Represented a German automotive equipment company in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2019: Represented a German automotive company in a utility model patent invalidation case, achieving victory, with the patent fully invalidated.
2019: Represented a Dutch stroller manufacturer in an invention patent invalidation case, achieving victory and maintaining the patent’ s full validity.
2018-2019: Represented a patent holder, a well-known German environmental equipment company, in an infringement litigation case with claimed damages of up to RMB 20 million, ultimately reaching a settlement between the plaintiff and defendant.
2018-2019: Led a team representing a U.S. automotive parts manufacturer in a series of invalidation cases, achieving multiple victories with all patents invalidated.
2018: Represented a patent holder, a U.S. high-tech company, in a design patent invalidation case, maintaining the patent’ s validity.
2018: Represented a patent holder, a well-known U.S. medical device company, in two invention patent invalidation cases, both of which were won, with the patents maintained as valid.
2018: Represented an Austrian company in an administrative dispute case for patent application rejection review, achieving victory, with the court ordering the review board to reissue a decision.
2018: Represented a patent holder, a Japanese electric machinery company, in an invention patent invalidation case, maintaining the patent’ s validity.
2018: Represented a patent holder, an Italian printed circuit board manufacturer, in an invention patent invalidation case, achieving victory and maintaining the patent’ s validity.
2018: Represented a Taiwanese company in filing an invalidation request against a utility model patent, achieving victory, with the patent fully invalidated.
2018: Participated in a U.S. high-tech case team handling a utility model patent invalidation case, achieving victory and maintaining the patent’ s validity.
2016-2018: Represented a German toy company in first-instance and second-instance administrative litigation cases for invention patent invalidation, achieving victory and maintaining the patent’ s validity.
2017: Filed an invalidation request against a utility model patent for textile printing machinery, achieving victory, with the patent fully invalidated.
2015-2016: Led a mechanical team in handling an FTO (Freedom to Operate) project for a U.S. lubricant manufacturer, providing reliable and professional IP protection analysis to support the client’ s final business decisions.
2014: Organized and led a team representing a patent holder, a well-known Japanese ATM manufacturer, in invalidation proceedings and first-instance administrative litigation for two invention patents, achieving the expected results.
2014: Represented the invalidation requester in a series of utility model patent invalidation cases filed by a U.S. infant formula company, achieving victory with all patents in the series invalidated.
2014: Represented the appellant (the invalidation requester) in a second-instance administrative litigation case for invention patent invalidation involving a leading domestic household air conditioner manufacturer, achieving victory. The Patent Reexamination Board subsequently reissued a decision fully invalidating the patent based on the second-instance judgment.
2013-2014: Represented a patent holder, a U.S. crane company, in invention patent invalidation proceedings, maintaining the patent’ s validity and protecting the client’ s interests.
2013: Represented a patent holder, an Italian paper equipment company, in invention patent invalidation proceedings, maintaining the patent’ s validity.
2008: Represented the invalidation requester, a well-known Dutch household and skincare products company, in two design patent invalidation cases, both of which resulted in decisions declaring the patents invalid.
2007: Represented a patent holder, a Saudi electrical equipment company, in two design patent invalidation cases, both of which resulted in decisions maintaining the patents’ validity.
