IP Verse

Method For Manufacturing A Hairspring With A Predetermined Stiffness By Removing Material - EP3181938B1

PatentPatent Analysis

EP3181938

CSEM CENTRE SUISSE DELECTRONIQUE ET DE MICROTECHNIQUE RECHERCHE ET DVELOPPEMENT
Application Number
EP15201330A
Filing Date
Dec 18, 2015
Status
Granted And Under Opposition
Jan 18, 2019
Grant Date
Feb 20, 2019
External Links
Slate, Register, Google Patents
Similar Patents facing opposition
EP3181940B2
EP3740382B1
EP3181939B1

Bibliography

The patent EP3181938B1 was granted to Csem Centre Suisse Delectronique ET DE Microtechnique Recherche ET Dveloppement on Feb 20, 2019 following the initial filing on Dec 18, 2015 under the application number EP15201330A . The current legal status of the patent is Granted And Under Opposition.

AI Generated Summary New

Patent Family

Patent Family

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 DateOpposition Status

Get instant alerts for new oppositions and patent status changes

RICHEMONTNov 20, 2019 -
SIGATECNov 20, 2019 -

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.

  • Date

    Description

  • Get instant alerts for new documents