Executive Summary
TikTok Inc. successfully navigated the institution phase of an IPR against Cellspin Soft, Inc., leading to a decision that reasonable likelihood of unpatentability was established for claims 1-10 over Singh129 and Singh906. The Board found that Petitioner adequately demonstrated material error in prior art consideration during prosecution regarding Ground 2.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in TikTok Inc. et al. vs Cellspin Soft, Inc. is valuable context for structuring arguments or assessing risk in similar proceedings.
Related Cases
Berkshire Hathaway Energy Company et al.vsMES, Inc.
Berkshire Hathaway Energy et al. successfully petitioned to institute IPR against Birchtech Corp.'s patent (10668430) covering mercury removal from flue gas. The Board found Petitioners established a reasonable likelihood of prevailing on grounds of obviousness and anticipation.
Intel Corporation et al.vsTelefonaktiebolaget LM Ericsson
Intel Corporation's attempt to invalidate Ericsson's video coding patent was denied by the PTAB on obviousness grounds (103). The Board ruled that Petitioner failed to demonstrate that specific numerical coefficients in the claimed offset equations were 'result-effective variables.'
Samsung Electronics Co., Ltd. et al.vsAdvanced Coding Technologies, LLC
The PTAB instituted an IPR challenging Samsung's patent claims against Advanced Coding Technologies over video compression technology. The Board found that the petitioner sufficiently explained how prior art combined to teach key claimed elements, leading to institution on all claims.
Toyota Motor Corporation et al.vsInfogation Corp.
Toyota Motor Corporation et al. filed an opening petition challenging the validity of Infogation Corp.'s patent (6292743), focusing on obviousness under 103. The challenge targets claims related to route guidance and ITS architecture, citing extensive prior art from government documents and international patents.
Shuttleslide, LLCvsSea Swivel Inc.
The USPTO Board denied institution for PGR2025-00089 because the petitioner failed to meet the likelihood of success standard required under 35 U.S.C. § 324(a).
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.