IP Verse

Method For Manufacturing A Batch Of Timepiece Hairsprings

Patent No. EP3915788 (titled "Method For Manufacturing A Batch Of Timepiece Hairsprings") was filed by Sigatec on Aug 21, 2020. The application was issued on Sep 18, 2024.

Patent Summary

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Patent Oppositions (2)

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
ICB INGENIEURS CONSEILS EN BREVETSJun 18, 2025HOFFMANN EITLE
ICB INGENIEURS CONSEILS EN BREVETSJun 18, 2025HOYNG ROKH MONEGIER

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

  • Date

    Description

EP3915788

SIGATEC
Application Number
EP21187318A
Filing Date
Aug 21, 2020
Status
Granted And Under Opposition
Aug 15, 2024
Publication Date
Sep 18, 2024
External Links
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