The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Method For Making Man-Made Vitreous Fibres - EP4097057

The patent EP4097057 was granted to Rockwool on Apr 24, 2024. The application was originally filed on Jan 29, 2021 under application number EP21702961A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4097057

ROCKWOOL
Application Number
EP21702961A
Filing Date
Jan 29, 2021
Status
Granted And Under Opposition
Mar 22, 2024
Publication Date
Apr 24, 2024
External Links
Slate, Register, Google Patents

Patent Summary

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 DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

PAROC GROUPJan 24, 2025BERGGRENADMISSIBLE
SAINT GOBAINJan 23, 2025SAINT GOBAIN RECHERCHEADMISSIBLE

Patent Citations (14) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS4697274
INTERNATIONAL-SEARCH-REPORTWO9928252
OPPOSITIONEP1944272
OPPOSITIONEP1944273
OPPOSITIONGB1076791
OPPOSITIONUS2014366584
OPPOSITIONUS2015315068
OPPOSITIONUS4697274
OPPOSITIONUS5045506
OPPOSITIONWO2012140173
OPPOSITIONWO2014096737
OPPOSITIONWO2021116609
OPPOSITIONWO9928251
OPPOSITIONWO9928253

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

  • Get instant alerts for new documents