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The patent EP2361749 was granted to Wipak Walsrode on Apr 12, 2017. The application was filed on Feb 10, 2011 under application number EP11001068A. The patent is currently recorded with a legal status of "Revoked".

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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| CRYOVAC | Jan 12, 2018 | UEXKULL & STOLBERG | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1749655 |
| OPPOSITION | EP0262652 |
| OPPOSITION | EP1676785 |
| OPPOSITION | US2002122933 |
| OPPOSITION | US2004151932 |
| OPPOSITION | US2004229058 |
| OPPOSITION | US5407751 |
| OPPOSITION | WO02062575 |
| SEARCH | DE19859334 |
| SEARCH | DE202008005665U |
| SEARCH | DE3613155 |
| SEARCH | EP0262652 |
| SEARCH | US2004151932 |
| SEARCH | US4937139 |
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
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Means of redress
OPPO
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Claims
OPPO
Jan 11, 2019
Claims
OPPO
Jan 11, 2019
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Apr 12, 2017
Mar 16, 2017
Decision to grant a European patent
Search/Exam
Jan 25, 2017
Filing of the translations of the claims
Search/Exam
Jan 24, 2017
Filing of the translations of the claims
Search/Exam
Jan 4, 2017
Jan 4, 2017
Jan 4, 2017
Intention to grant (signatures)
Search/Exam
Jan 4, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 4, 2017
Dec 11, 2016
Nov 15, 2016
English translation of the claims
Search/Exam
Nov 15, 2016
Filing of the translations of the claims
Search/Exam
Nov 15, 2016
French translation of claims
Search/Exam
Nov 11, 2016
English translation of the claims
Search/Exam
Nov 11, 2016
Filing of the translations of the claims
Search/Exam
Nov 11, 2016
French translation of claims
Search/Exam
Nov 11, 2016
Payment of fees and costs
Search/Exam
Nov 11, 2016
Payment of fees and costs
Search/Exam
Nov 10, 2016
Amended description with annotations
Search/Exam
Nov 10, 2016
Description
Search/Exam
Nov 10, 2016
Nov 10, 2016
Nov 8, 2016
Amended description with annotations
Search/Exam
Nov 8, 2016
Description
Search/Exam
Nov 8, 2016
Jul 28, 2016
Jul 28, 2016
Jul 28, 2016
Intention to grant (signatures)
Search/Exam
Jul 28, 2016
Text intended for grant (clean copy)
Search/Exam
Jul 28, 2016
Dec 23, 2015
Amended description with annotations
Search/Exam
Dec 23, 2015
Description
Search/Exam
Dec 23, 2015
Nov 9, 2015
Annex to the communication
Search/Exam
Nov 9, 2015
Communication from the Examining Division
Search/Exam
Jul 3, 2015
Claims
Search/Exam
Jul 3, 2015
Description
Search/Exam
Jul 3, 2015
Mar 26, 2015
Annex to the communication
Search/Exam
Mar 26, 2015
Communication from the Examining Division
Search/Exam
Sep 5, 2014
Amended claims with annotations
Search/Exam
Sep 5, 2014
Claims
Search/Exam
Sep 5, 2014
Sep 3, 2014
Amended claims with annotations
Search/Exam
Sep 3, 2014
Claims
Search/Exam
Sep 3, 2014
Apr 25, 2014
Annex to the communication
Search/Exam
Apr 25, 2014
Communication from the Examining Division
Search/Exam
Jun 5, 2013
Decision to allow further processing
Search/Exam
May 29, 2013
Claims
Search/Exam
May 29, 2013
May 27, 2013
Claims
Search/Exam
May 27, 2013
Apr 12, 2013
Request for further processing
Search/Exam
Apr 11, 2013
Request for further processing
Search/Exam
Apr 4, 2013
Submission concerning representation
Search/Exam
Apr 3, 2013
Submission concerning representation
Search/Exam
Mar 21, 2013
Feb 11, 2013
Feb 8, 2013
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Jan 3, 2013
Dec 28, 2012
Nov 22, 2012
Nov 20, 2012
Nov 19, 2012
Aug 2, 2012
Annex to the communication
Search/Exam
Aug 2, 2012
Communication from the Examining Division
Search/Exam
Mar 23, 2012
Priority search results
Search/Exam
Mar 23, 2012
Mar 21, 2012
Priority search results
Search/Exam
Mar 21, 2012
Mar 14, 2012
Mar 1, 2012
Mar 1, 2012
Amendments received before examination
Search/Exam
Feb 29, 2012
Feb 29, 2012
Amendments received before examination
Search/Exam
Sep 5, 2011
Aug 3, 2011
Notification of forthcoming publication
Search/Exam
May 26, 2011
May 26, 2011
European search opinion
Search/Exam
May 26, 2011
European search report
Search/Exam
Mar 15, 2011
Letter concerning the priority
Search/Exam
Mar 15, 2011
Priority document
Search/Exam
Feb 14, 2011
Abstract
Search/Exam
Feb 14, 2011
Claims
Search/Exam
Feb 14, 2011
Description
Search/Exam
Feb 14, 2011
Designation of inventor
Search/Exam
Feb 14, 2011
Request for grant of a European patent
Search/Exam
Feb 10, 2011
Abstract
Search/Exam
Feb 10, 2011
Claims
Search/Exam
Feb 10, 2011
Description
Search/Exam
Feb 10, 2011
Designation of inventor
Search/Exam
Feb 10, 2011
Request for grant of a European patent
Search/Exam