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The patent EP1855623 was granted to Evalve on Apr 17, 2019. The application was filed on Feb 7, 2006 under application number EP06734547A. 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 |
|---|---|---|---|
| EDWARDS LIFESCIENCES | Apr 18, 2019 | THUM | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2003199975 |
| EXAMINATION | WO02085251 |
| EXAMINATION | WO03028558 |
| EXAMINATION | WO2004030568 |
| INTERNATIONAL-SEARCH-REPORT | US2005004668 |
| INTERNATIONAL-SEARCH-REPORT | US2005038508 |
| INTERNATIONAL-SEARCH-REPORT | WO03028558 |
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 17, 2021
Nov 17, 2021
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Oct 7, 2021
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Means of redress
OPPO
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Mar 21, 2019
Decision to grant a European patent
Search/Exam
Mar 11, 2019
Submission concerning representation
Search/Exam
Mar 5, 2019
(Electronic) Receipt
Search/Exam
Mar 5, 2019
Filing of the translations of the claims
Search/Exam
Mar 5, 2019
French translation of claims
Search/Exam
Mar 5, 2019
German translation of the claims
Search/Exam
Mar 5, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 5, 2018
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Nov 5, 2018
Intention to grant (signatures)
Search/Exam
Nov 5, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 5, 2018
Sep 6, 2018
(Electronic) Receipt
Search/Exam
Sep 6, 2018
Amended claims with annotations
Search/Exam
Sep 6, 2018
Claims
Search/Exam
Sep 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 6, 2018
Jul 5, 2018
Jul 3, 2018
Submission concerning representation
Search/Exam
Jul 2, 2018
(Electronic) Receipt
Search/Exam
Jul 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2018
Feb 28, 2018
Annex to the communication
Search/Exam
Feb 28, 2018
Communication from the Examining Division
Search/Exam
Dec 29, 2017
(Electronic) Receipt
Search/Exam
Dec 29, 2017
Amended claims with annotations
Search/Exam
Dec 29, 2017
Claims
Search/Exam
Dec 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 29, 2017
Nov 13, 2017
Oct 30, 2017
(Electronic) Receipt
Search/Exam
Oct 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 30, 2017
Jun 29, 2017
Annex to the communication
Search/Exam
Jun 29, 2017
Jun 29, 2017
Information on Search Strategy
Search/Exam
Jun 29, 2017
Search results under rule 164(2)(b) EPC
Search/Exam
May 3, 2017
(Electronic) Receipt
Search/Exam
May 3, 2017
Letter accompanying subsequently filed items
Search/Exam
May 3, 2017
Matter concerning the application
Search/Exam
Mar 7, 2017
Annex to the communication
Search/Exam
Mar 7, 2017
Mar 7, 2017
Mar 1, 2017
Feb 23, 2017
(Electronic) Receipt
Search/Exam
Feb 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2017
Oct 21, 2016
Annex to the communication
Search/Exam
Oct 21, 2016
Communication from the Examining Division
Search/Exam
Oct 17, 2016
Examination started
Search/Exam
Jul 5, 2016
Dec 5, 2013
Nov 28, 2013
Nov 8, 2013
Nov 6, 2013
Jan 23, 2013
Jan 17, 2013
Mar 19, 2008
Letter concerning the inventor
Search/Exam
Feb 18, 2008
Feb 14, 2008
Letter concerning the inventor
Search/Exam
Feb 12, 2008
Letter concerning the inventor
Search/Exam
Jan 24, 2008
Jan 12, 2008
Letter which had not been notified
Search/Exam
Nov 30, 2007
Nov 23, 2007
Letter which had not been notified
Search/Exam
Oct 24, 2007
Letter which had not been notified
Search/Exam
Oct 24, 2007
Oct 19, 2007
Oct 19, 2007
Amendments received before examination
Search/Exam
Oct 17, 2007
Amendments received before examination
Search/Exam
Oct 17, 2007
Payment of fees and costs
Search/Exam
Oct 17, 2007
Sep 18, 2007
Aug 21, 2007
Aug 1, 2007
Annex
Search/Exam
Aug 1, 2007
Matter concerning the application
Search/Exam
Aug 1, 2007
Request for entry into the European phase
Search/Exam
Jul 30, 2007
Fax request to enter the European phase
Search/Exam
Jul 30, 2007
Jul 30, 2007
Jun 22, 2007
Information on entry into European phase
Search/Exam
Sep 6, 2006
Sep 6, 2006
Aug 17, 2006
Copy of the international search report
Search/Exam
Aug 17, 2006
Published international application - A1
Search/Exam
Jun 8, 2006
Notification of the recording of a change
Search/Exam