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The patent EP2274629 was granted to Elsi on Dec 25, 2019. The application was filed on Mar 24, 2009 under application number EP09724366A. 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 |
|---|---|---|---|
| BALS & VOGEL PATENTANWALTE PARTGMBH | Sep 25, 2020 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | JPH06242159 |
| EXAMINATION | US2003030443 |
| EXAMINATION | US2007075710 |
| EXAMINATION | US2007247438 |
| INTERNATIONAL-SEARCH-REPORT | EP0647833 |
| INTERNATIONAL-SEARCH-REPORT | GB2136138 |
| INTERNATIONAL-SEARCH-REPORT | US2003107388 |
| INTERNATIONAL-SEARCH-REPORT | US3525937 |
| INTERNATIONAL-SEARCH-REPORT | WO9422026 |
| OPPOSITION | DE19739532 |
| OPPOSITION | JP2007121125 |
| OPPOSITION | JPH09280806 |
| OPPOSITION | US2003030443 |
| OPPOSITION | US2005036271 |
| OPPOSITION | US2008024455 |
| OPPOSITION | US7023221 |
| OPPOSITION | WO0075417 |
| OPPOSITION | WO03050547 |
| OPPOSITION | WO2004068172 |
| OPPOSITION | WO2005020171 |
| OPPOSITION | WO2006003245 |
| OPPOSITION | WO2009007500 |
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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Nov 14, 2024
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(Electronic) Receipt
Appeal
Nov 4, 2024
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(Electronic) Receipt
Appeal
Oct 29, 2024
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(Electronic) Receipt
Appeal
Nov 7, 2022
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Nov 7, 2022
Reply to appeal
Appeal
Jun 28, 2022
Jun 23, 2022
(Electronic) Receipt
Appeal
Jun 23, 2022
Jun 23, 2022
Jun 23, 2022
Jun 23, 2022
Claims
Appeal
Jun 23, 2022
Jun 23, 2022
May 2, 2022
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Apr 22, 2022
(Electronic) Receipt
Appeal
Apr 22, 2022
Apr 22, 2022
Notice of appeal
Appeal
Mar 2, 2022
Feb 25, 2022
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Means of redress
OPPO
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Jan 3, 2020
Nov 28, 2019
Decision to grant a European patent
Search/Exam
Nov 14, 2019
(Electronic) Receipt
Search/Exam
Nov 14, 2019
Filing of the translations of the claims
Search/Exam
Nov 14, 2019
French translation of claims
Search/Exam
Nov 14, 2019
German translation of the claims
Search/Exam
Nov 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 2, 2019
Aug 2, 2019
Aug 2, 2019
Intention to grant (signatures)
Search/Exam
Aug 2, 2019
Text intended for grant (clean copy)
Search/Exam
Aug 2, 2019
Jul 29, 2019
Jul 29, 2019
Jun 17, 2019
(Electronic) Receipt
Search/Exam
Jun 17, 2019
General authorisation
Search/Exam
Jun 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 17, 2019
Submission concerning representation
Search/Exam
Apr 9, 2019
(Electronic) Receipt
Search/Exam
Apr 9, 2019
Amended claims with annotations
Search/Exam
Apr 9, 2019
Claims
Search/Exam
Apr 9, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 9, 2019
Dec 14, 2018
Annex to the communication
Search/Exam
Dec 14, 2018
Communication from the Examining Division
Search/Exam
Jul 10, 2018
(Electronic) Receipt
Search/Exam
Jul 10, 2018
Amended claims with annotations
Search/Exam
Jul 10, 2018
Claims
Search/Exam
Jul 10, 2018
Description
Search/Exam
Jul 10, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 10, 2018
May 18, 2018
May 15, 2018
(Electronic) Receipt
Search/Exam
May 15, 2018
Letter accompanying subsequently filed items
Search/Exam
May 15, 2018
Jan 23, 2018
Annex to the communication
Search/Exam
Jan 23, 2018
Communication from the Examining Division
Search/Exam
Jan 15, 2018
Examination started
Search/Exam
Oct 26, 2017
Jun 2, 2015
May 21, 2015
Nov 3, 2014
Oct 23, 2014
Oct 22, 2013
Oct 16, 2013
(Electronic) Receipt
Search/Exam
Oct 16, 2013
Annexes in respect of a client data request
Search/Exam
Oct 16, 2013
Letter accompanying subsequently filed items
Search/Exam
Oct 16, 2013
Letter concerning fees and payments
Search/Exam
Oct 16, 2013
Mar 8, 2011
Payment of fees and costs
Search/Exam
Jan 19, 2011
Dec 24, 2010
Payment of fees and costs
Search/Exam
Dec 22, 2010
Dec 21, 2010
(Electronic) Receipt
Search/Exam
Dec 21, 2010
Annexes in respect of a client data request
Search/Exam
Dec 21, 2010
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2010
Nov 18, 2010
Nov 16, 2010
Oct 25, 2010
(Electronic) Receipt
Search/Exam
Oct 25, 2010
Oct 25, 2010
Request for entry into the European phase
Search/Exam
Oct 25, 2010
Oct 13, 2010
Sep 16, 2010
Notification of the recording of a change
Search/Exam
Aug 6, 2010
Information on entry into European phase
Search/Exam
Nov 19, 2009
Copy of the international search report
Search/Exam
Nov 19, 2009
Oct 20, 2009
Oct 7, 2009
Abstract
PCTISA
Oct 6, 2009
Oct 6, 2009
Oct 6, 2009
Oct 1, 2009
Published international application - A2
Search/Exam
May 12, 2009
Mar 24, 2009
Abstract
PCTISA
Mar 24, 2009
Claims
PCTISA
Mar 24, 2009
Description
PCTISA
Mar 24, 2009
Drawings
PCTISA