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Successful Cases

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Our Success in Patent Invalidation: Challenging “Actually Solved” Technical Problem of Distinguishing Features
  Our firm, in collaboration with Beijing Wei Chixue Law Firm, has recently closed...

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Our Firm Represented a Trademark Administrative Reconsideration Case – CNIPA Revokes Its Administrative Act
  Trademark administrative reconsideration refers to the administrative reconsidera...

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Final Judgment: Patent Claiming for Damages of 15 Million RMB Fully Invalidated
  Recently, our firm won the second instance of an administrative lawsuit on invali...

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Insufficient Disclosure of Descriptions—-Our Firm Won the First Instance of an Administrative Litigation for Invalidation of Invention Patent
  Recently, our firm won the first instance of an administrative litigation case fo...

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Successful Invalidation of Patent for Composition
  Introduction In the chemical field, it is difficult to seek invalidation of a pat...

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We win the first instance of two patent infringement cases - The method of adducing evidence for products in the B2B field and a forceful rebuttal to the defense of prior use rights
  The Guangzhou Intellectual Property Court (the GZ IP Court) recently made the fir...

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Linda Liu & Partners Invalidated Two Standard Patents
  Introduction The two patents involved, namely, Method for Decoding Based on Intra...

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Success in Invalidating the Patent “Maintenance Free Slide Bearing” for Mingyang Technology
  Recently, the CEO of Mingyang Technology (Suzhou) Co., Ltd paid a visit to our Be...

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Linda Liu & Partners succeeded in maintaining patent rights of “Side Release Buckle” valid
  Lead: when a design patent is cited as evidence prejudicing the inventiveness of...

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The review case series on trademark refusal for “中国中铁(China Railway)” represented by Linda Liu & Partners is awarded as “Excellent Trademark Cases of 2020”!
  I. Case Summary 1. Basic facts The applicant China Railway Engineering Group Co.,...
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News and Updates

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Linda Liu & Partners’ Biotech Team Attends the 11th IP Frontier Pharmaceutical Forum (IFPF 2026)
  From September 16 to 18, 2026, the 11th IP Frontier Pharmaceutical Forum (IFPF 20...

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We Attend the 15th China Intellectual Property Annual Conference
  Recently, the 15th China Intellectual Property Annual Conference was successfully...

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Trusted IP Partner: Linda Liu IP Ranked Again by IAM Patent 1000 – World’s Leading Patent Professionals 2026
  Recently,Intellectual Asset Management(IAM) published itsIAM Patent 1000 The Worl...

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Crossing Oceans, Connecting Intelligently Across the Globe -Linda Liu Team and Wei Chixue Team Attends INTA 2026 London Annual Meeting
  From May 2 to 6, 2026, the 148th INTA (International Trademark Association) Annua...

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Answering the Call of Spring: Linda Liu’s Spring Walk Ends on a High Note
  After an April shower, the sky clears into gentle calm. That line from an ancient...

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Seminar on China-US Practical Solutions to Pharmaceutical Patent Disputes Successfully Held in Hangzhou
  Recently, the seminar on China-US Practical Solutions to Pharmaceutical Patent Di...

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Linda Liu IP Continues to Be Recognized in the WTR 1000 Multiple Practitioners Named as Recommended Individuals
  Recently, World Trademark Review (WTR), a well-known trademark rating media, rele...

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Linda Liu Intellectual Property Dispatches 6-Person Team to AIPPI World Congress in Yokohama
  From September 13 to 16, 2025, the AIPPI (International Association for the Prote...

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Linda Liu & Partners Ranks in Tier 1 of “2025 Beijing Trademark Agencies T300” List
  Recently, Beijing Trademark Association held the 30th Anniversary Celebration and...

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Hearts entwined, our journey never ends - Linda Liu Team-building Stories
  Culture Studio Time slips away, here comes the midsummer. Looking back to the fir...
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