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IP Verse

A Binding Resin For Nonwoven Fabrics, In Particular For Manufacturing Supports For Bituminous Membranes, A Method For Preparing It, And A Nonwoven Fabric Obtained By Using Said Resin. - EP2768865

The patent EP2768865 was granted to Politex DI Freudenberg Politex on Nov 28, 2018. The application was filed on Oct 16, 2012 under application number EP12775477A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2768865

POLITEX DI FREUDENBERG POLITEX
Application Number
EP12775477A
Filing Date
Oct 16, 2012
Status
Granted And Under Opposition
Oct 26, 2018
Publication Date
Nov 28, 2018
External Links
Slate, Register, Google Patents

Patent Summary

A 100% natural, sustainable binding resin for nonwoven fabrics, comprising starch, a natural crosslinker, a catalyst, and optionally additives and a hydrophobing agent. The resin is free from formaldehyde and other toxic substances, and provides improved mechanical properties and dimensional stability compared to conventional synthetic resins. It is particularly suitable for manufacturing supports for bituminous membranes, as well as other building, flooring, and insulation products.

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
OCV CAPITALAug 28, 2019HASELTINE LAKE KEMPNERWITHDRAWN

Patent Citations (30) New

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

Citation PhasePublication Number
DESCRIPTIONEP0312008
DESCRIPTIONEP0354023
DESCRIPTIONEP0387511
DESCRIPTIONEP1942142
DESCRIPTIONEP2192153
DESCRIPTIONJPH1112946
DESCRIPTIONJPH1112947
DESCRIPTIONUS2005215153
DESCRIPTIONUS2009275699
DESCRIPTIONUS2010021644
EXAMINATIONEP0405921
INTERNATIONAL-SEARCH-REPORTEP1475390
INTERNATIONAL-SEARCH-REPORTPL200024B
INTERNATIONAL-SEARCH-REPORTWO0039389
INTERNATIONAL-SEARCH-REPORTWO2011042610
OPPOSITIONEP0354023
OPPOSITIONEP0405921
OPPOSITIONEP0583086
OPPOSITIONEP0826710
OPPOSITIONUS2004254285
OPPOSITIONUS2005215153
OPPOSITIONUS2007142596
OPPOSITIONUS2010282996
OPPOSITIONUS2011021101
OPPOSITIONUS5977232
OPPOSITIONWO2006120523
OPPOSITIONWO2008053332
OPPOSITIONWO2011042610
OPPOSITIONWO2011044490
OPPOSITIONWO2012013723

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.

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    Description

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