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Polypropylene For The Production Of Thermoformed Articles, Large, Deep, Complex And/Or Thick Articles, Process For Thermoforming Modified Polypropylene Into Large, Deep, Complex And/Or Thick Articles, And Use Of The Polypropylene - EP2767559

The patent EP2767559 was granted to Braskem on Nov 21, 2018. The application was filed on Oct 11, 2011 under application number EP11874031A. The patent is currently recorded with a legal status of "Revoked".

EP2767559

BRASKEM
Application Number
EP11874031A
Filing Date
Oct 11, 2011
Status
Revoked
May 14, 2021
Publication Date
Nov 21, 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
TOTAL RESEARCH & TECHNOLOGY FELUYAug 21, 2019GARCIA MARTIN -

Patent Citations (21) New

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

Citation PhasePublication Number
DESCRIPTIONUS2005070673
DESCRIPTIONUS2005159564
DESCRIPTIONUS2007278717
DESCRIPTIONUS4567089
DESCRIPTIONUS5286428
DESCRIPTIONUS5310584
DESCRIPTIONUS5639818
DESCRIPTIONUS6096831
DESCRIPTIONUS7585911
DESCRIPTIONWO2007138065
DESCRIPTIONWO2011003711
EXAMINATIONEP1952970
INTERNATIONAL-SEARCH-REPORTUS4916198
OPPOSITIONEP2315804
OPPOSITIONUS2003176590
OPPOSITIONUS2004127628
OPPOSITIONUS2007167575
OPPOSITIONWO2011086581
SEARCHEP2319885
SEARCHWO0224803
SEARCHWO03042255

Dossier Documents

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