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IP Verse

Ultra-High Iv Polyester For Extrusion Blow Molding And Method For Its Production - EP2558514

The patent EP2558514 was granted to DAK Americas on Dec 26, 2018. The application was filed on Apr 13, 2011 under application number EP11717092A. The patent is currently recorded with a legal status of "Revoked".

EP2558514

DAK AMERICAS
Application Number
EP11717092A
Filing Date
Apr 13, 2011
Status
Revoked
Apr 27, 2024
Publication Date
Dec 26, 2018
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
POLYMETRIXSep 24, 2019HEPP WENGER RYFFELADMISSIBLE

Patent Citations (18) New

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

Citation PhasePublication Number
DESCRIPTIONUS2007128389
DESCRIPTIONUS2007248778
DESCRIPTIONUS5968429
INTERNATIONAL-SEARCH-REPORTEP2033753
INTERNATIONAL-SEARCH-REPORTUS2005215753
INTERNATIONAL-SEARCH-REPORTUS2007219341
INTERNATIONAL-SEARCH-REPORTUS4330661
OPPOSITIONDD139129
OPPOSITIONEP0822214
OPPOSITIONEP2033753
OPPOSITIONUS2007128389
OPPOSITIONUS2007219341
OPPOSITIONUS3544525
OPPOSITIONUS4330661
OPPOSITIONUS5532333
OPPOSITIONUS7868125
OPPOSITIONWO03031133
OPPOSITIONWO2005092949

Dossier Documents

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  • Date

    Description

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