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The patent EP2183103 was granted to Cryovac on Oct 15, 2025. The application was filed on Jul 23, 2008 under application number EP08796462A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| PUCHBERGER & PARTNER PATENTANWALTE | Sep 25, 2020 | PUCHBERGER & PARTNER PATENTANWALTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP1721737 |
| EXAMINATION | JP2006281640 |
| INTERNATIONAL-SEARCH-REPORT | EP0976547 |
| INTERNATIONAL-SEARCH-REPORT | EP1538176 |
| INTERNATIONAL-SEARCH-REPORT | JP2003118778 |
| INTERNATIONAL-SEARCH-REPORT | JP2006282259 |
| INTERNATIONAL-SEARCH-REPORT | US4859513 |
| INTERNATIONAL-SEARCH-REPORT | US5885481 |
| INTERNATIONAL-SEARCH-REPORT | WO9748753 |
| OPPOSITION | EP0976547 |
| OPPOSITION | EP1538176 |
| OPPOSITION | EP1721737 |
| OPPOSITION | JP2003118778 |
| OPPOSITION | JP2006281640 |
| OPPOSITION | JP2006282259 |
| OPPOSITION | US4859513 |
| OPPOSITION | US5491009 |
| OPPOSITION | US5885481 |
| OPPOSITION | WO9748753 |
| OTHER | EP1583176 |
| OTHER | EP1721737 |
| OTHER | WO2005080076 |
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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Sep 18, 2025
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(Electronic) Receipt
Appeal
Mar 12, 2025
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(Electronic) Receipt
Appeal
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Feb 28, 2025
(Electronic) Receipt
Appeal
Feb 28, 2025
Feb 28, 2025
Description
Appeal
Feb 28, 2025
Feb 28, 2025
May 10, 2024
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(Electronic) Receipt
Search/Exam
May 2, 2024
Letter accompanying subsequently filed items
Search/Exam
May 2, 2024
Oral proceedings: Request for postponement
Search/Exam
Apr 17, 2024
Apr 17, 2024
Oct 23, 2023
(Electronic) Receipt
Appeal
Oct 23, 2023
Advice of delivery
Appeal
Oct 23, 2023
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Aug 19, 2022
Aug 16, 2022
(Electronic) Receipt
Appeal
Aug 16, 2022
Aug 16, 2022
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Jun 8, 2022
(Electronic) Receipt
Appeal
Jun 8, 2022
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Notice of appeal
Appeal
Apr 14, 2022
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OPPO
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Document concerning representation
Search/Exam
Aug 18, 2021
(Electronic) Receipt
Search/Exam
Aug 18, 2021
Advice of delivery
Search/Exam
Aug 18, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 9, 2021
Aug 4, 2021
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Information concerning oral proceedings
Search/Exam
Aug 4, 2021
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Feb 26, 2021
Feb 18, 2021
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Jan 3, 2020
Nov 28, 2019
Decision to grant a European patent
Search/Exam
Nov 15, 2019
(Electronic) Receipt
Search/Exam
Nov 15, 2019
Filing of the translations of the claims
Search/Exam
Nov 15, 2019
French translation of claims
Search/Exam
Nov 15, 2019
German translation of the claims
Search/Exam
Nov 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2019
Jul 15, 2019
Jul 15, 2019
Intention to grant (signatures)
Search/Exam
Jul 15, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 15, 2019
Apr 23, 2019
(Electronic) Receipt
Search/Exam
Apr 23, 2019
Amended description with annotations
Search/Exam
Apr 23, 2019
Description
Search/Exam
Apr 23, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 23, 2019
Feb 20, 2019
Annex to the communication
Search/Exam
Feb 20, 2019
Communication from the Examining Division
Search/Exam
Jan 29, 2019
(Electronic) Receipt
Search/Exam
Jan 29, 2019
Amended claims with annotations
Search/Exam
Jan 29, 2019
Claims
Search/Exam
Jan 29, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 29, 2019
Nov 23, 2018
Annex to the communication
Search/Exam
Nov 23, 2018
Communication from the Examining Division
Search/Exam
Aug 16, 2018
(Electronic) Receipt
Search/Exam
Aug 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 16, 2018
Jun 14, 2018
Jun 7, 2018
(Electronic) Receipt
Search/Exam
Jun 7, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 7, 2018
Feb 8, 2018
Annex to the communication
Search/Exam
Feb 8, 2018
Communication from the Examining Division
Search/Exam
Dec 11, 2017
Dec 1, 2017
Observations by third parties
Search/Exam
Dec 1, 2017
Patent document filed by a Third party
Search/Exam
Dec 1, 2017
Patent document filed by a Third party
Search/Exam
Oct 31, 2017
(Electronic) Receipt
Search/Exam
Oct 31, 2017
Amended claims with annotations
Search/Exam
Oct 31, 2017
Claims
Search/Exam
Oct 31, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 31, 2017
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Jun 22, 2017
Annex to a communication
Search/Exam
Jun 22, 2017
Annex to the communication
Search/Exam
Jun 22, 2017
Communication from the Examining Division
Search/Exam
Jun 12, 2017
Jun 7, 2017
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Apr 28, 2017
Apr 13, 2017
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Observations by third parties
Search/Exam
Apr 13, 2017
Mar 2, 2017
(Electronic) Receipt
Search/Exam
Mar 2, 2017
Amended claims with annotations
Search/Exam
Mar 2, 2017
Claims
Search/Exam
Mar 2, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 2, 2017
Nov 2, 2016
Annex to the communication
Search/Exam
Nov 2, 2016
Communication from the Examining Division
Search/Exam
Oct 24, 2016
Examination started
Search/Exam
Jul 5, 2016
Mar 14, 2012
Mar 12, 2012
Submission concerning representation
Search/Exam
Aug 11, 2010
Refund of fees
Search/Exam
Jun 4, 2010
Letter concerning the inventor
Search/Exam
May 25, 2010
May 25, 2010
Amended claims with annotations
Search/Exam
May 25, 2010
May 25, 2010
Amended description with annotations
Search/Exam
May 25, 2010
Amended description with annotations
Search/Exam
May 25, 2010
Amendments received before examination
Search/Exam
May 21, 2010
May 21, 2010
May 21, 2010
Amended description with annotations
Search/Exam
May 21, 2010
Amendments received before examination
Search/Exam
May 21, 2010
Cover sheet for fax transmission
Search/Exam
May 19, 2010
May 12, 2010
Letter concerning fees and payments
Search/Exam
May 10, 2010
Letter which had not been notified
Search/Exam
Apr 14, 2010
Apr 14, 2010
Mar 18, 2010
Mar 10, 2010
Mar 10, 2010
Amendments received before examination
Search/Exam
Mar 10, 2010
Request for entry into the European phase
Search/Exam
Jan 19, 2010
Jan 15, 2010
Information on entry into European phase
Search/Exam
Jan 14, 2010
Copy of the international search report
Search/Exam
Jan 14, 2010
Nov 17, 2009
Nov 17, 2009
Nov 17, 2009
Apr 1, 2009
Mar 12, 2009
Published international application - A2
Search/Exam
Aug 11, 2008
Abstract
PCTISA
Aug 11, 2008
Claims
PCTISA
Aug 11, 2008
Description
PCTISA
Aug 11, 2008
Drawings
PCTISA