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The patent EP1843816 was granted to Second Sight Medical Products on Jul 12, 2017. The application was filed on Jan 30, 2006 under application number EP06719812A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| RETINA IMPLANT | Apr 12, 2018 | WITTE | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2003109903 |
| DESCRIPTION | US6844023 |
| DESCRIPTION | WO02102267 |
| DESCRIPTION | WO2004014479 |
| EXAMINATION | US3888260 |
| EXAMINATION | US6368899 |
| EXAMINATION | US6844023 |
| INTERNATIONAL-SEARCH-REPORT | US2002119176 |
| INTERNATIONAL-SEARCH-REPORT | US2003109903 |
| INTERNATIONAL-SEARCH-REPORT | WO02102267 |
| INTERNATIONAL-SEARCH-REPORT | WO2004014479 |
| OPPOSITION | US2002091422 |
| OPPOSITION | US2002119176 |
| OPPOSITION | US2002147478 |
| OPPOSITION | US2002185712 |
| OPPOSITION | US2003109903 |
| OPPOSITION | US2003120320 |
| OPPOSITION | US3690325 |
| OPPOSITION | US3888260 |
| OPPOSITION | US4824716 |
| OPPOSITION | US5336928 |
| OPPOSITION | US6368899 |
| OPPOSITION | US6844023 |
| OPPOSITION | US6898845 |
| OPPOSITION | WO02096389 |
| OPPOSITION | WO02102267 |
| OPPOSITION | WO2004014479 |
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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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
Sep 10, 2018
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OPPO
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OPPO
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OPPO
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Jun 16, 2017
Decision to grant a European patent
Search/Exam
May 31, 2017
(Electronic) Receipt
Search/Exam
May 31, 2017
Filing of the translations of the claims
Search/Exam
May 31, 2017
French translation of claims
Search/Exam
May 31, 2017
German translation of the claims
Search/Exam
May 31, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2017
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Intention to grant (signatures)
Search/Exam
Jan 25, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 25, 2017
Nov 16, 2016
Letter dealing with oral proceedings
Search/Exam
Nov 16, 2016
Nov 10, 2016
(Electronic) Receipt
Search/Exam
Nov 10, 2016
Advice of delivery
Search/Exam
Nov 10, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 28, 2016
(Electronic) Receipt
Search/Exam
Oct 28, 2016
Amended claims with annotations
Search/Exam
Oct 28, 2016
Claims
Search/Exam
Oct 28, 2016
Description
Search/Exam
Oct 28, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 28, 2016
May 19, 2016
(Electronic) Receipt
Search/Exam
May 19, 2016
Acknowledgement of a document
Search/Exam
May 19, 2016
Advice of delivery
Search/Exam
May 19, 2016
Letter accompanying subsequently filed items
Search/Exam
May 10, 2016
Acknowledgement of a document
Search/Exam
May 10, 2016
Annex to the communication
Search/Exam
May 10, 2016
Preparation for oral proceedings
Search/Exam
May 10, 2016
Summons to attend oral proceedings
Search/Exam
Aug 12, 2015
(Electronic) Receipt
Search/Exam
Aug 12, 2015
Amended claims with annotations
Search/Exam
Aug 12, 2015
Claims
Search/Exam
Aug 12, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2015
Jun 19, 2015
Jun 12, 2015
(Electronic) Receipt
Search/Exam
Jun 12, 2015
Letter accompanying subsequently filed items
Search/Exam
May 11, 2015
Submission concerning representation
Search/Exam
May 8, 2015
Submission concerning representation
Search/Exam
Feb 2, 2015
Annex to the communication
Search/Exam
Feb 2, 2015
Communication from the Examining Division
Search/Exam
Jan 27, 2014
(Electronic) Receipt
Search/Exam
Jan 27, 2014
Amended claims with annotations
Search/Exam
Jan 27, 2014
Claims
Search/Exam
Jan 27, 2014
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2014
Nov 29, 2013
Nov 25, 2013
(Electronic) Receipt
Search/Exam
Nov 25, 2013
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2013
Annex to the communication
Search/Exam
Jul 15, 2013
Communication from the Examining Division
Search/Exam
Jan 24, 2013
Letter concerning fees and payments
Search/Exam
Jan 23, 2012
Payment of fees and costs
Search/Exam
Mar 21, 2011
(Electronic) Receipt
Search/Exam
Mar 21, 2011
Amended claims with annotations
Search/Exam
Mar 21, 2011
Claims
Search/Exam
Mar 21, 2011
Description
Search/Exam
Mar 21, 2011
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2011
Jan 21, 2011
Payment of fees and costs
Search/Exam
Nov 12, 2010
Annex to the communication
Search/Exam
Nov 12, 2010
Communication from the Examining Division
Search/Exam
Nov 28, 2008
Submission concerning representation
Search/Exam
Sep 19, 2007
Sep 18, 2007
Aug 29, 2007
Refund order search fee
Search/Exam
Aug 21, 2007
Jul 9, 2007
Request for entry into the European phase
Search/Exam
Oct 9, 2006
Sep 21, 2006
Copy of the international search report
Search/Exam
Sep 21, 2006
Published international application - A1
Search/Exam
Aug 21, 2006
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Abstract
PCTISA
Apr 10, 2006
Claims
PCTISA
Apr 10, 2006
Description
PCTISA
Apr 10, 2006
Drawings
PCTISA