IP Verse

Talc Particulate And Uses Thereof - EP2990444

The patent EP2990444 was granted to Imertech on Nov 7, 2018. The application was originally filed on Sep 1, 2014 under application number EP14290261A. The patent is currently recorded with a legal status of "Revoked".

EP2990444

IMERTECH
Application Number
EP14290261A
Filing Date
Sep 1, 2014
Status
Revoked
Jan 28, 2022
Publication Date
Nov 7, 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

IMI FABIAug 6, 2019FUCHS PATENTANWALTE PARTNERSCHAFT MBB -
OMYAAug 2, 2019MAIWALD -

Patent Citations (20) New

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

Citation PhasePublication Number
DESCRIPTIONUS576617
DESCRIPTIONUS6348536
OPPOSITIONDE69806364T
OPPOSITIONEP2623550
OPPOSITIONEP2628775
OPPOSITIONEP2779029
OPPOSITIONUS2013028042
OPPOSITIONUS4504617
OPPOSITIONUS5576617
OPPOSITIONUS6348536
OPPOSITIONWO2008135529
OPPOSITIONWO2013015841
OPPOSITIONWO2014057273
OPPOSITIONWO2014128072
OTHERDE69806364T
OTHEREP0971988
OTHERUS5576617
SEARCHEP2770029
SEARCHUS6348536
SEARCHWO2014057273

Non-Patent Literature (NPL) Citations (12) 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
DESCRIPTION- G. BAUDET; J. P. RONA, IND. MIN. MINES ET CARR. LES TECHN., (199006), pages 55 - 61
OPPOSITION- Anonymous, "High Performance HAR@ talcs for plastics", Imerys Talc, (20111000), pages 1 - 6, XP055627270
OPPOSITION- Anonymous, "Jetfine@ talcs for high performance polypropylene and engineering thermoplastics", Imerys Talc, (20111000), pages 1 - 8, XP055627273
OPPOSITION- Anonymous, "Product data sheet Jetfine 1 CA Datasheet", LUZENAC talc for the world, (20080400), page 1, XP055962721
OPPOSITION- Anonymous, "Product Data Sheet Jetfine 3 C A", Imerys Talc, (20111000), page 1, XP055627278
OPPOSITION- IMERYS TALC, High performance HAR talcs for plastics, (20111000), XP055627270
OPPOSITION- IMERYS TALC, Jetfine talcs for high performance polypropylene and en- gineering thermoplastics, (20111000), XP055627273
OPPOSITION- information on talc and kaolin and other phyllosilicates, XP055629829
OPPOSITION- product data sheet Jetfine 3 C A, 11/2007;, XP055627278
OPPOSITION- product data sheet Steamic T1 CA , 11/2007 ;, XP055629815
OPPOSITION- product information data sheet Finntalc M03, 06.08.2014 ., XP055629818
OPPOSITION- GANTENBEIN et al., "determining the size distribu- tion-defined aspect ratio of platy particles", Applied Clay Science, (20110000), vol. 53, no. 4, pages 538 - 543, XP028272075

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