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The patent EP2659780 was granted to Golden Omega on Jun 23, 2021. The application was filed on Dec 25, 2011 under application number EP11817504A. 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 |
|---|---|---|---|
| EPAX NORWAY | Nov 13, 2019 | BRYN AARFLOT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JPS5921641 |
| DESCRIPTION | US4599143 |
| DESCRIPTION | US4792418 |
| DESCRIPTION | US4804555 |
| DESCRIPTION | US4838997 |
| DESCRIPTION | US4874629 |
| DESCRIPTION | US4915876 |
| DESCRIPTION | US5130061 |
| DESCRIPTION | US5679809 |
| DESCRIPTION | US5945318 |
| DESCRIPTION | US6664405 |
| DESCRIPTION | WO2009020406 |
| INTERNATIONAL-SEARCH-REPORT | EP1211304 |
| INTERNATIONAL-SEARCH-REPORT | US5679809 |
| INTERNATIONAL-SEARCH-REPORT | WO2009020406 |
| OPPOSITION | US5945318 |
| OTHER | EP0699437 |
| OTHER | US5502077 |
| OTHER | US5656667 |
| OTHER | US5698594 |
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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May 28, 2021
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General enquiry
OPPO
Jan 20, 2021
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Means of redress
OPPO
Sep 2, 2020
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Feb 25, 2019
Jan 17, 2019
Decision to grant a European patent
Search/Exam
Nov 27, 2018
(Electronic) Receipt
Search/Exam
Nov 27, 2018
French translation of claims
Search/Exam
Nov 27, 2018
German translation of the claims
Search/Exam
Nov 27, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
Intention to grant (signatures)
Search/Exam
Jul 17, 2018
Text intended for grant (clean copy)
Search/Exam
Jul 17, 2018
Jun 29, 2018
Jun 20, 2018
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Jun 11, 2018
Claims
Search/Exam
Jun 11, 2018
Claims
Search/Exam
Jun 11, 2018
Description
Search/Exam
Jun 11, 2018
Feb 9, 2018
Feb 9, 2018
Feb 9, 2018
Intention to grant (signatures)
Search/Exam
Feb 9, 2018
Text intended for grant (clean copy)
Search/Exam
Feb 9, 2018
Dec 14, 2017
Claims
Search/Exam
Dec 14, 2017
Sep 7, 2017
Annex to the communication
Search/Exam
Sep 7, 2017
Communication from the Examining Division
Search/Exam
Nov 2, 2016
Feb 24, 2015
Submission concerning representation
Search/Exam
Jun 20, 2014
Examination started
Search/Exam
Jun 3, 2014
Mar 28, 2014
Mar 26, 2014
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Observations by third parties
Search/Exam
Mar 5, 2014
Observations by third parties
Search/Exam
Oct 14, 2013
Oct 14, 2013
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Amendments received before examination
Search/Exam
Oct 9, 2013
Notification of forthcoming publication
Search/Exam
Aug 2, 2013
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 17, 2013
Jun 25, 2013
(Electronic) Receipt
Search/Exam
Jun 25, 2013
Abstract
Search/Exam
Jun 25, 2013
Claims
Search/Exam
Jun 25, 2013
Description
Search/Exam
Jun 25, 2013
Request for entry into the European phase
Search/Exam
May 13, 2013
Information on entry into European phase
Search/Exam
Sep 13, 2012
Copy of the international search report
Search/Exam
Sep 13, 2012
Sep 13, 2012
Jul 25, 2012
Jul 5, 2012
Published international application - A2
Search/Exam
Jun 4, 2012
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Feb 3, 2012
Abstract
PCTISA
Feb 3, 2012
Annex
PCTISA
Feb 3, 2012
Claims
PCTISA
Feb 3, 2012
Description
PCTISA
Feb 3, 2012