Aluminium Alloy Multi-Layered Brazing Sheet Material For Flux-Free Brazing - EP4164836

The patent EP4164836 was granted to Novelis Koblenz on Dec 18, 2024. The application was originally filed on Jun 15, 2021 under application number EP21732580A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4164836

NOVELIS KOBLENZ
Application Number
EP21732580A
Filing Date
Jun 15, 2021
Status
Granted And Under Opposition
Nov 15, 2024
Publication Date
Dec 18, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

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 DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

GRANGESSep 12, 2025VALEA -

Patent Citations (20) New

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

Citation PhasePublication Number
DESCRIPTIONWO2004112992
INTERNATIONAL-SEARCH-REPORTCN106476359
INTERNATIONAL-SEARCH-REPORTCN108568617
INTERNATIONAL-SEARCH-REPORTEP2477783
INTERNATIONAL-SEARCH-REPORTEP3563968
INTERNATIONAL-SEARCH-REPORTUS4161553
INTERNATIONAL-SEARCH-REPORTWO2008155067
INTERNATIONAL-SEARCH-REPORTWO2010000666
INTERNATIONAL-SEARCH-REPORTWO2018184806
OPPOSITIONCN106476359
OPPOSITIONJP2012236201
OPPOSITIONUS2004238605
OPPOSITIONUS2007204935
OPPOSITIONUS2015037607
OPPOSITIONUS2015053751
OPPOSITIONUS2016325367
OPPOSITIONWO2008155067
OPPOSITIONWO2011034496
OPPOSITIONWO2019115422
OPPOSITIONWO2021152455

Non-Patent Literature (NPL) Citations (1) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
OPPOSITION- Anonymous, "Heat Exchanger Aluminum", Aleris, (20140101), pages 1 - 12, Aleris, (20190220), XP055559215

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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