Controlling The Gas Composition Of A Gas Separation Plant By Means Of Diaphragms - EP2996794

The patent EP2996794 was granted to Evonik Fibres on Sep 26, 2018. The application was originally filed on Apr 28, 2014 under application number EP14719763A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2996794

EVONIK FIBRES
Application Number
EP14719763A
Filing Date
Apr 28, 2014
Status
Opposition Rejected
Sep 10, 2024
Grant Date
Sep 26, 2018
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

HAFFMANSJun 26, 2019VIERINGADMISSIBLE
LAIR LIQUIDEJun 24, 2019AIR LIQUIDEADMISSIBLE

Patent Citations (19) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONEP1324815
DESCRIPTIONUS4806132
DESCRIPTIONUS5281253
DESCRIPTIONUS6168649
DESCRIPTIONUS6565626
DESCRIPTIONWO2011009919
DESCRIPTIONWO2012000727
INTERNATIONAL-SEARCH-REPORTUS2007125537
INTERNATIONAL-SEARCH-REPORTWO2012000727
OPPOSITIONEP2996794
OPPOSITIONFR2757081
OPPOSITIONFR2898065
OPPOSITIONUS2007125537
OPPOSITIONUS2009044701
OPPOSITIONUS2010313750
OPPOSITIONUS5053058
OPPOSITIONUS5281253
OPPOSITIONUS6482251
OPPOSITIONWO2012000727

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 TextLink
DESCRIPTION- SCHOLZ ET AL., "Modeling gas permeation by linking non-ideal effects", INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH ANGEWENDET-

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