IP Verse

Peroxide Masterbatch - EP3545020

The patent EP3545020 was granted to Nouryon Chemicals on Jan 6, 2021. The application was originally filed on Nov 21, 2017 under application number EP17800873A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP3545020

NOURYON CHEMICALS
Application Number
EP17800873A
Filing Date
Nov 21, 2017
Status
Opposition Rejected
Apr 4, 2025
Publication Date
Jan 6, 2021
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

ARKEMA FRANCEOct 6, 2021ARKEMA PATENT -

Patent Citations (8) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTWO0104200
INTERNATIONAL-SEARCH-REPORTWO2012068703
OPPOSITIONJPH04296330
OPPOSITIONUS4421678
OPPOSITIONWO0104200
OPPOSITIONWO2012068703
OPPOSITIONWO2018095879
OPPOSITIONWO9854249

Non-Patent Literature (NPL) Citations (21) 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
INTERNATIONAL-SEARCH-REPORT- Shiraishi Omya Gmbh, "Product Information Hakuenha CCR-S10", (20120112), URL: https://www.omya.com/Documents/SOG/HakuenkaCCRS10.pdf, (20170504), XP055369490 [T] * the whole document *
OPPOSITION- "Advanced Technologies for Rubberized Surfaces", The Dow Chemical Company, (201404), XP055865678
OPPOSITION- Anonymous, "ENGAGE™ HM 7387 - Polyolefin Elastomer", Dow Technical Information, (20110907), pages 1 - 3, XP093122449
OPPOSITION- "brochure de Nouryon", Nouryon - Initiators for thermoplatics
OPPOSITION- "Determination of the specific surface area of solids by gas absorption- BET method", International standard ISO 9277, (20100901), page 30, XP003035663
OPPOSITION- "DUTRAL® CO 034 PL Technical Data Sheet", Eni versalis, (201204), XP055865652
OPPOSITION- "DUTRAL® CO 038 PL TECHNICAL DATA SHEET", Eni Versalis, (201204), XP055865653
OPPOSITION- "DUTRAL® OCP 2530 PL Technical Data Sheet", Eni versalis, (201204), XP055865654
OPPOSITION- "DUTRAL® TER 4038 PL technical data sheet", Eni Versalis, (201204), XP055865655
OPPOSITION- G. WYPYCH, "chapter 2 Chemical Origin of Nucleating Agents", handbook Nucleating Agents, (20160211), pages 5 - 31, XP055865660
OPPOSITION- "Hakuenka CC-R", SHIRAISHI KOGYO KAISHA
OPPOSITION- K. KUMMER et al., "Engage9 for Masterbatch carrier", conférence AMI Plastics, (2005), XP055865687
OPPOSITION- "MARTINAL® OL-104 LEO? et OL-107 LEO?", Huber Martinswerk, pages 1 - 2
OPPOSITION- "material specification carbon black N330", MAKROCHEM
OPPOSITION- "material specification carbon black N555", MAKROchem
OPPOSITION- P. A. CIULLO et al., "Rubber", Industrial Minerais and Their Uses: A Handbook and Formulary, (19961231), pages 197 - 274, XP055865664
OPPOSITION- "Precarb 100", CHEMIA BRUGG
OPPOSITION- "Starting Point Rubber Formulations and Compounding Guide", ENGAGE Polyolefin Elastomers
OPPOSITION- "technical information product selection guide", Dow Elastomers, (201203), XP055865658
OPPOSITION- "typical properties", Tokai Carbon CB
OPPOSITION- "Zerogen® 50 SP Magnesium Hydroxide", HUBER, (2011), XP055865698

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