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3 Key Takeaways | Third party Prior Art Submissions at USPTO
Conflicting Application in China’s Patent System
Patent Right Evaluation Report in China’s Patent System
Stages of Patent Invalidation Proceedings
The Patent Process | Interview with Patent Attorney, Robert Greenspoon
Secondary Considerations of Non-Obviousness - Patents: Post-Grant Podcast
Nonpublication Requests For Patent Applications: Disadvantages
Podcast: IP Life Sciences Landscape: Aiding Orange and Purple Book Patent Owners in Developing PTAB Survival Skills
Is The Deck Stacked Against Patent Owners In The PTAB?
What the First-to-File Patent Change Means (And What IP Strategists Should Do About It)
In a precedential opinion entered on May 7, 2025, the United States Court of Appeals for the Federal Circuit affirmed a jury verdict invalidating claims of two patents for anticipation and obviousness over the prior art....more
The Federal Circuit recently resolved a split among the district courts whether patent infringement defendants who bring inter partes review (IPR) challenges are estopped from raising new prior art challenges in a co-pending...more
Recently, an ITC Administrative Law Judge applied IPR statutory estoppel under 35 U.S.C. § 315(e)(2) in denying a Respondent’s motion for summary determination of invalidity in Certain Audio Players and Components Thereof,...more
On March 26, 2025, the Acting Director of the United States Patent and Trademark Office fundamentally changed how the Patent Trial and Appeal Board (“PTAB”) initially considers petitions in post grant proceedings under the...more
Qualcomm Incorporated v. Apple Inc., No. 23-1208 (Fed. Cir. 2025)—On April 23, 2025, the Federal Circuit reversed the Patent Trial and Appeal Board’s finding that claims of Qualcomm’s U.S. Patent No. 8,063,674 (“the ’674...more
In IOENGINE, LLC v. Ingenico Inc. (Fed. Cir. 2025), the Federal Circuit narrowed the scope of IPR estoppel under 35 U.S.C. § 315(e)(2), which precludes an IPR petitioner from asserting in court that a patent claim “is invalid...more
Welcome to the Intellectual Property Litigation Newsletter, our review of decisions and trends in the intellectual property arena. In this edition, we learn that belated statements are not relevant but litigation funding...more
In a significant development for patent litigants, the Federal Circuit in Ingenico Inc. v. IOENGINE, LLC, affirmed an important limitation on the scope of IPR estoppel under 35 U.S.C. § 315(e)(2). Specifically, the court held...more
Tocilizumab Challenged Claim Types in IPRs: Claims are counted in each IPR, so claims from the same patent challenged in multiple IPRs are counted more than once. Within each IPR, claims are counted only once, whether they...more
On May 7, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed a decision by the U.S. District Court for the District of Delaware (“district court”) that found claims of two IOENGINE, LLC (“IOENGINE”)...more
The Patent Trial and Appeal Board recently declined to institute a petition for IPR that was filed on the same day that the petitioner filed another petition challenging the same claims of the same patent. The board was not...more
Prior art patents and publications have long been the primary source for anticipation and obviousness assertions by defendants in IP litigation. System art—an actual system or device—is a less common source of prior art due...more
The Federal Circuit recently clarified the scope of statutory estoppel that applies in District Court after the PTAB issues a final written decision in a related inter partes review (IPR). Ingenico Inc. v. IOENGINE, LLC, No....more
In Thermaltake Technology Co., Ltd. et al v. Chien-Hao Chen et al, IPR2024-01230, Paper 12 (PTAB Feb. 19, 2025), the PTAB granted the institution of inter partes review (“IPR”) while an ex parte reexamination (“EPR”) on the...more
Qualcomm Inc. v. Apple Inc., et al., Nos. 2023-1208, -1209 (Fed. Cir. (PTAB) Apr. 23, 2025). Opinion by Reyna, joined by Lourie and Prost. Qualcomm owns a patent related to integrated circuit devices using multiple power...more
Qualcomm Inc. v. Apple Inc., Appeal Nos. 2023-1208, -1209 (Fed. Cir. Apr. 23, 2025) - For a second time in this case, the Federal Circuit considered the proper role of “Applicant Admitted Prior Art” in an inter partes...more
Recently, the Patent Trial and Appeal Board (“the Board”) was persuaded to consider the merits of three out of seven concurrent petitions for an inter partes review of a single patent due to the patent’s complicated claiming...more
Recentive Analytics, Inc. v. Fox Corp., et al., No. 2023-2437 (Fed. Cir. (D. Del.) Apr. 18, 2025). Opinion by Dyk, joined by Prost and Goldberg (sitting by designation). Recentive sued Fox for infringing four patents that...more
The US Court of Appeals for the Federal Circuit affirmed a Patent Trial & Appeal Board unpatentability determination, finding that a skilled artisan would have found the term “sterile” in a UK publication to mean the same as...more
The Federal Circuit issued a precedential opinion on March 4, 2025, that serves as valuable guidance for product-by-process claims, particularly in the context of inherency in claim construction. In Restem, LLC v. Jadi Cell,...more
SAGE PRODUCTS, LLC v. STEWART [OPINION] - Before Reyna, Cunningham, and Stark. Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board. The Board did not abuse its discretion by relying on...more
When a prevailing challenger withdraws from an appeal in post-grant proceedings, the Director can intervene under 35 U.S.C. § 143, which is what happened in an appeal in Sage Products, LLC v. Stewart after Challenger Becton...more
Recentive Analytics, Inc., v. Fox Corp., Appeal No. 2023-2437 (Fed. Cir. Apr. 18, 2025) In our Case of the Week, the Federal Circuit addressed a question of first impression concerning whether developments in machine...more
On April 15, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed the Patent Trial and Appeal Board’s (“Board”) decision finding all challenged claims of Sage Products, LLC’s patents anticipated based on...more