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The patent EP2593707 was granted to Sensodrive on May 5, 2021. The application was filed on Jul 14, 2011 under application number EP11732387A. 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 |
|---|---|---|---|
| CARL ZEISS | Nov 6, 2018 | DIEHL & PARTNER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102004004602 |
| DESCRIPTION | DE102004063606 |
| DESCRIPTION | DE102007034286 |
| DESCRIPTION | EP1447700 |
| INTERNATIONAL-SEARCH-REPORT | DE102004008381 |
| INTERNATIONAL-SEARCH-REPORT | EP1520548 |
| INTERNATIONAL-SEARCH-REPORT | US2007156122 |
| OPPOSITION | DE102004004602 |
| OPPOSITION | DE102004008381 |
| OPPOSITION | DE102004063606 |
| OPPOSITION | DE102007034286 |
| OPPOSITION | DE102008027008 |
| OPPOSITION | DE10296748T |
| OPPOSITION | EP1447700 |
| OPPOSITION | EP1520548 |
| OPPOSITION | EP2113344 |
| OPPOSITION | JP2001025472 |
| OPPOSITION | US2007156122 |
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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Apr 9, 2021
Apr 6, 2021
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Means of redress
OPPO
Nov 13, 2020
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Claims
OPPO
Sep 28, 2020
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Oct 29, 2018
Sep 20, 2018
Decision to grant a European patent
Search/Exam
Sep 17, 2018
(Electronic) Receipt
Search/Exam
Sep 17, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 17, 2018
Sep 6, 2018
Aug 3, 2018
Aug 3, 2018
Jul 25, 2018
(Electronic) Receipt
Search/Exam
Jul 25, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 25, 2018
Observations by third parties
Search/Exam
Jul 23, 2018
Jul 23, 2018
Jul 23, 2018
Intention to grant (signatures)
Search/Exam
Jul 23, 2018
Text intended for grant (clean copy)
Search/Exam
Jul 23, 2018
Jul 3, 2018
(Electronic) Receipt
Search/Exam
Jul 3, 2018
Amended description with annotations
Search/Exam
Jul 3, 2018
Description
Search/Exam
Jul 3, 2018
English translation of the claims
Search/Exam
Jul 3, 2018
French translation of claims
Search/Exam
Jul 3, 2018
May 9, 2018
May 9, 2018
May 9, 2018
Intention to grant (signatures)
Search/Exam
May 9, 2018
Text intended for grant (clean copy)
Search/Exam
May 9, 2018
Mar 12, 2018
Feb 26, 2018
(Electronic) Receipt
Search/Exam
Feb 26, 2018
Feb 26, 2018
Oct 26, 2017
Annex to the communication
Search/Exam
Oct 26, 2017
Communication from the Examining Division
Search/Exam
Oct 26, 2017
Oct 11, 2017
(Electronic) Receipt
Search/Exam
Oct 11, 2017
Enquiry as to the processing of the file
Search/Exam
Oct 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2016
Claims
Search/Exam
Oct 6, 2016
May 27, 2016
Annex to the communication
Search/Exam
May 27, 2016
Communication from the Examining Division
Search/Exam
May 23, 2016
Examination started
Search/Exam
Mar 30, 2015
Mar 26, 2015
Submission concerning representation
Search/Exam
Oct 24, 2013
Oct 16, 2013
Aug 27, 2013
Aug 27, 2013
Amended claims with annotations
Search/Exam
Aug 27, 2013
Aug 27, 2013
Amended description with annotations
Search/Exam
Aug 27, 2013
Amendments received before examination
Search/Exam
Apr 24, 2013
Mar 28, 2013
Letter concerning the inventor
Search/Exam
Mar 21, 2013
Mar 13, 2013
Letter which had not been notified
Search/Exam
Feb 27, 2013
Feb 20, 2013
Communication to designated inventor
Search/Exam
Feb 20, 2013
Communication to designated inventor
Search/Exam
Jan 24, 2013
Jan 24, 2013
Jan 24, 2013
Reply to Written Opinion prepared by the EPO
Search/Exam
Jan 14, 2013
(Electronic) Receipt
Search/Exam
Jan 14, 2013
Request for entry into the European phase
Search/Exam
Dec 18, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Dec 13, 2012
Nov 23, 2012
Information on entry into European phase
Search/Exam
Nov 23, 2012
Nov 23, 2012
Oct 26, 2012
Written opinion
PCT2
Oct 26, 2012
Oct 26, 2012
Jul 17, 2012
Notification of election of EPO
Search/Exam
Jun 18, 2012
May 30, 2012
May 25, 2012
May 25, 2012
May 15, 2012
PCT demand form
PCT2
Feb 7, 2012
Jan 19, 2012
Copy of the international search report
Search/Exam
Jan 19, 2012
Copy of the international search report
Search/Exam
Jan 19, 2012
Published international application - A1
Search/Exam
Oct 27, 2011
Oct 27, 2011
Oct 27, 2011
Jul 14, 2011
Abstract
PCTRO
Jul 14, 2011
Claims
PCTRO
Jul 14, 2011
Description
PCTRO
Jul 14, 2011
Drawings
PCTRO
Jul 14, 2011