Construction / Building Materials — US PTAB Patent Cases
2 decisions indexed
Page 1 of 1 · 2 total
Simpson Strong-Tie Company Inc. et al. v.Columbia Insurance Company et al.
Simpson Strong‑Tie has filed a petition to have the PTAB institute review of U.S. Patent 11,920,339, asserting lack of written description, indefiniteness, and obviousness over a suite of prior‑art hangers. The petition seeks institution of post‑grant review for all 31 claims.
Simpson Strong-Tie Company Inc. et al. v.Columbia Insurance Company et al.
The PTAB decided to institute PGR proceedings, finding that the Petitioner successfully overcame arguments of Examiner error regarding prior art combinations and claim construction issues. The dispute centers on fire-resistant wall assemblies and truss hangers, with the Board issuing preliminary determinations on key terms like 'planar extension plate' and 'bounding.'
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