Sail Structure

Patent No. EP4277841 (titled "Sail Structure") was filed by Collie on Dec 17, 2021. The application was issued on Nov 5, 2025.

Patent Summary

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Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
NORTH SAILS GROUPJun 24, 2026KILBURN & STRODE

Dossier Documents

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EP4277841

COLLIE
Application Number
EP21905975A
Filing Date
Dec 17, 2021
Status
Granted And Under Opposition
Aug 22, 2025
Publication Date
Nov 5, 2025