High-Filtration Efficiency Wall-Flow Filter - EP3877634

The patent EP3877634 was granted to Umicore on Jul 6, 2022. The application was originally filed on Nov 7, 2019 under application number EP19801526A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3877634

UMICORE
Application Number
EP19801526A
Filing Date
Nov 7, 2019
Status
Granted And Under Opposition
Jun 3, 2022
Publication Date
Jul 6, 2022
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

JOHNSON MATTHEY PUBLICApr 3, 2023BOULT WADE TENNANTADMISSIBLE
JOHNSON MATTHEY PUBLICApr 3, 2023NUNNADMISSIBLE

Patent Citations (32) New

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

Citation PhasePublication Number
DESCRIPTIONDE948415
DESCRIPTIONDE952891
DESCRIPTIONEP1064094
DESCRIPTIONEP1136462
DESCRIPTIONEP1576998
DESCRIPTIONEP1789190
DESCRIPTIONEP2415522
DESCRIPTIONEP2502661
DESCRIPTIONEP2502662
DESCRIPTIONEP2521618
DESCRIPTIONEP2727640
DESCRIPTIONJP2014205108
DESCRIPTIONJP5378659B
DESCRIPTIONJPH01151706
DESCRIPTIONUS1967235
DESCRIPTIONUS2488440
DESCRIPTIONUS4609563
DESCRIPTIONUS6478874
DESCRIPTIONUS8277880
DESCRIPTIONUS8388721
DESCRIPTIONUS9745227
DESCRIPTIONWO2005016497
DESCRIPTIONWO2010015573
DESCRIPTIONWO2011151711
DESCRIPTIONWO2012030534
DESCRIPTIONWO2018115900
DESCRIPTIONWO9947260
INTERNATIONAL-SEARCH-REPORTEP2727640
OPPOSITIONEP2783755
OPPOSITIONWO2011151711
OPPOSITIONWO2017075328
OPPOSITIONWO2019089806

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- Jang, H.D. Chang, H. Suh, Y. Okuyama, K., "Synthesis of SiO"2 nanoparticles from sprayed droplets of tetraethylorthosilicate by the flame spray pyrolysis", Current Applied Physics, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL , (20060801), vol. 6, ISSN 1567-1739, pages e110 - e113, XP005573109

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