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The patent EP2826436 was granted to Alcon on Mar 28, 2018. The application was filed on Sep 5, 2008 under application number EP14185132A. 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 |
|---|---|---|---|
| JOHNSON & JOHNSON SURGICAL VISION | Dec 21, 2018 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP1842482 |
| OPPOSITION | US2002198516 |
| OPPOSITION | US2006084956 |
| OPPOSITION | US2006264917 |
| OPPOSITION | WO2006074469 |
| OPPOSITION | WO2007106326 |
| OPPOSITION | WO2007109399 |
| SEARCH | US2002198516 |
| SEARCH | WO2006074469 |
| SEARCH | WO2007106326 |
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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Jul 14, 2022
Jul 11, 2022
Jul 11, 2022
Jul 11, 2022
May 30, 2022
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May 18, 2022
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(Electronic) Receipt
Appeal
May 17, 2022
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Apr 20, 2022
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Feb 10, 2022
Feb 8, 2022
(Electronic) Receipt
Appeal
Feb 8, 2022
Feb 8, 2022
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Jan 10, 2022
Jan 7, 2022
(Electronic) Receipt
Appeal
Jan 7, 2022
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Nov 22, 2021
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(Electronic) Receipt
Appeal
Nov 18, 2021
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Reply to appeal
Appeal
Sep 7, 2021
Sep 7, 2021
Jul 20, 2021
Jul 20, 2021
Jul 15, 2021
Jul 13, 2021
(Electronic) Receipt
Appeal
Jul 13, 2021
Jul 13, 2021
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Notice of appeal
Appeal
Jul 13, 2021
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Means of redress
OPPO
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Apr 10, 2018
Mar 1, 2018
Decision to grant a European patent
Search/Exam
Feb 15, 2018
Feb 15, 2018
Feb 15, 2018
Intention to grant (signatures)
Search/Exam
Feb 15, 2018
Text intended for grant (clean copy)
Search/Exam
Feb 15, 2018
Feb 9, 2018
Jan 24, 2018
(Electronic) Receipt
Search/Exam
Jan 24, 2018
Amended claims with annotations
Search/Exam
Jan 24, 2018
Claims
Search/Exam
Jan 24, 2018
French translation of claims
Search/Exam
Jan 24, 2018
German translation of the claims
Search/Exam
Jan 24, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 24, 2018
Oct 31, 2017
Oct 31, 2017
Oct 31, 2017
Intention to grant (signatures)
Search/Exam
Oct 31, 2017
Text intended for grant (clean copy)
Search/Exam
Oct 31, 2017
May 26, 2017
May 19, 2017
Feb 27, 2017
(Electronic) Receipt
Search/Exam
Feb 27, 2017
Amended claims with annotations
Search/Exam
Feb 27, 2017
Claims
Search/Exam
Feb 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2017
Oct 25, 2016
Annex to the communication
Search/Exam
Oct 25, 2016
Communication from the Examining Division
Search/Exam
Oct 17, 2016
Examination started
Search/Exam
May 11, 2016
May 5, 2016
Mar 21, 2016
Submission concerning representation
Search/Exam
Aug 21, 2015
(Electronic) Receipt
Search/Exam
Aug 21, 2015
Aug 21, 2015
Amended claims with annotations
Search/Exam
Aug 21, 2015
Aug 21, 2015
Amendments received before examination
Search/Exam
Aug 21, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2015
Submission concerning representation
Search/Exam
Mar 10, 2015
Communication to designated inventor
Search/Exam
Mar 2, 2015
Feb 23, 2015
Refund of fees
Search/Exam
Feb 3, 2015
(Electronic) Receipt
Search/Exam
Feb 3, 2015
Letter accompanying subsequently filed items
Search/Exam
Feb 3, 2015
Letter concerning the inventor
Search/Exam
Jan 28, 2015
Jan 28, 2015
Communication to designated inventor
Search/Exam
Jan 28, 2015
Communication to designated inventor
Search/Exam
Jan 28, 2015
European search opinion
Search/Exam
Jan 28, 2015
European search report
Search/Exam
Jan 28, 2015
Jan 20, 2015
(Electronic) Receipt
Search/Exam
Jan 20, 2015
Letter accompanying subsequently filed items
Search/Exam
Jan 20, 2015
Letter concerning the inventor
Search/Exam
Jan 8, 2015
Jan 8, 2015
Jan 5, 2015
Notification of forthcoming publication
Search/Exam
Dec 24, 2014
Letter which had not been notified
Search/Exam
Dec 8, 2014
Letter which had not been notified
Search/Exam
Dec 3, 2014
Letter which had not been notified
Search/Exam
Nov 10, 2014
Communication to designated inventor
Search/Exam
Nov 10, 2014
Communication to designated inventor
Search/Exam
Nov 10, 2014
Communication to designated inventor
Search/Exam
Sep 17, 2014
(Electronic) Receipt
Search/Exam
Sep 17, 2014
Sep 17, 2014
Abstract
Search/Exam
Sep 17, 2014
Sep 17, 2014
Claims
Search/Exam
Sep 17, 2014
Description
Search/Exam
Sep 17, 2014
Designation of inventor
Search/Exam
Sep 17, 2014
Designation of inventor
Search/Exam
Sep 17, 2014
Designation of inventor
Search/Exam
Sep 17, 2014
Drawings
Search/Exam
Sep 17, 2014
Letter accompanying subsequently filed items
Search/Exam
Sep 17, 2014
Matter concerning the application
Search/Exam
Sep 17, 2014
Request for grant of a European patent
Search/Exam
Apr 1, 2009