Short Summary
The USPTO Director has initiated a sua sponte review of the Board’s decision to institute an IPR against Champion Power Equipment’s generator patent, addressing claim‑construction disputes raised by Harbor Freight and its co‑petitioners.
Detailed Summary
In a December 10, 2025 order, the USPTO Director granted a sua sponte Director Review of the Board’s decision to institute inter partes review (IPR) of Champion Power Equipment’s U.S. Patent No. 10,393,034 covering portable generator technology. The review was prompted by claim‑construction issues raised by the petitioners—Harbor Freight Tools USA, Inc., Generac Powers Systems, Inc., and MWE Investments, LLC. The Director’s order initiates the review and directs that a substantive opinion on the claim constructions will be issued in due course, providing the parties an opportunity to clarify claim scope before the merits of the IPR are adjudicated.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Harbor Freight Tools USA, Inc. et al. vs Champion Power Equipment, Inc. is valuable context for structuring arguments or assessing risk in similar proceedings.
Related Cases
OnePlus Technology (Shenzhen) Co., Ltd. et al.vsPantech Corporation
The PTAB issued an institution decision in the OnePlus vs. Pantech IPR, finding reasonable likelihood that certain claims are unpatentable under 35 U.S.C. § 103. The Board's analysis hinged on detailed claim construction and the obviousness arguments presented against various 3GPP specifications and industry standards like Ericsson.
Samsung Austin Semiconductor, LLC et al.vsSung, Chien-Min
Samsung Austin Semiconductor challenges the validity of Sung's '270 Patent before the PTAB, asserting that claims related to CMP pad conditioning are obvious. The petition relies heavily on combinations of prior art references (Chou and Sung’479) to demonstrate non-obviousness under 35 U.S.C. § 103.
Amazon.com et al.vsNL Giken Inc.
Amazon and its affiliates jointly moved with NL Giken to terminate IPR2025-00407 over U.S. Patent 8,677,391 after reaching a confidential settlement. The motion cites public‑policy reasons favoring settlement and notes the institution decision is still pending.
Google LLCvsSandpiper CDN, LLC
Google LLC successfully had its IPR institution decision upheld, advancing the case against Sandpiper CDN, LLC's patent 9021112. The Board found that Petitioner showed a reasonable likelihood of prevailing on at least one challenged claim.
PacifiCorp et al.vsMES, Inc.
The Director denied a patent owner's request for review, remanding the IPR to allow discovery on RPI and privity issues related to time-bar defenses. The proceeding involves PacifiCorp et al. challenging Birchtech Corp.'s patents.
Dealing with a patent challenge?
Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.
Disclaimer: This page contains an automated summary based on publicly available judicial records. The content is generated for informational purposes only and does not constitute legal advice. Always verify details against the original source judgment before relying on this information for any legal purpose. If you believe any information is inaccurate, please contact us.