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IP Verse

Bicomponent Fibre For Producing Spun Nonwoven Fabrics - EP2826897

The patent EP2826897 was granted to Ewald Drken on May 29, 2019. The application was originally filed on Jul 7, 2014 under application number EP14002316A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2826897

EWALD DRKEN
Application Number
EP14002316A
Filing Date
Jul 7, 2014
Status
Granted And Under Opposition
Apr 26, 2019
Publication Date
May 29, 2019
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

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CARL FREUDENBERGFeb 27, 2020BANSE & STEGLICH PATENTANWALTE PARTMBBWITHDRAWN
BASFFeb 26, 2020MAIWALDWITHDRAWN

Patent Citations (20) New

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

Citation PhasePublication Number
DESCRIPTIONUS4282076
DESCRIPTIONUS5064802
DESCRIPTIONUS5374696
DESCRIPTIONUS5723217
EXAMINATIONEP0705923
EXAMINATIONUS2004038612
OPPOSITIONDE102013011703
OPPOSITIONDE102013014918
OPPOSITIONEP2343406
OPPOSITIONUS2010047571
OPPOSITIONUS6074590
OPPOSITIONWO2004014998
OPPOSITIONWO2004018746
OPPOSITIONWO2009111185
OPPOSITIONWO2012091806
SEARCHEP2261410
SEARCHEP2343406
SEARCHJP2003138420
SEARCHWO2009111185
SEARCHWO2009142315

Dossier Documents

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    Description

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