Short Summary
LG Energy Solution challenges Molecular Rebar Design's patent on lithium-ion battery composites, arguing the technology is obvious based on prior art combinations of carbon nanotubes.
Detailed Summary
LG Energy Solution filed an IPR challenging Patent 8968924 held by Molecular Rebar Design, LLC. The petition asserts that the claimed compositions for lithium ion batteries are unpatentable under 35 U.S.C. § 103 because they represent obvious combinations of known prior art teachings from sources such as Ohata, Kavan, Cheng, and Gan.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in LG Energy Solution, Ltd. vs Molecular Rebar Design, LLC is valuable context for structuring arguments or assessing risk in similar proceedings.
Related Cases
Imperative Care, Inc.vsInari Medical, Inc. et al.
The PTAB instituted an IPR on Inari Medical’s 11,697,012 patent covering hemostasis valves for aspiration catheters after finding a reasonable likelihood that Imperative Care will prevail on at least one of the nine challenged claims.
CUB Elecparts Inc.vsOrange Electronic Co., Ltd.
The PTAB denied institution of the IPR, finding that the Petitioner failed to demonstrate a reasonable likelihood of prevailing on its grounds of obviousness (103). The challenge targeted multiple claims related to Tire Pressure Monitoring Systems using various prior art combinations.
Apple Inc.vsApex Beam Technologies LLC
Apple and Apex Beam Technologies jointly moved to terminate sixteen inter partes review proceedings after reaching a settlement. The PTAB granted the motion, treating the settlement agreements as confidential.
Sandisk Technologies, Inc. et al.vsLongitude Flash Memory Solutions Ltd. et al.
Sandisk and Longitude Flash jointly moved to terminate IPR 2025‑01281, citing a settlement that they want kept confidential under §317. The Board is asked to seal the settlement and end the proceeding.
Generac Power Systems, Inc. et al.vsChampion Power Equipment, Inc.
MWE Investments and Champion Power Equipment have settled their IPR dispute and request the Board treat the settlement agreement as confidential, keeping it separate from the patent file and limiting access to government agencies or parties with good cause.
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.