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The patent EP2633268 was granted to Nikon on Sep 26, 2018. The application was filed on Oct 14, 2011 under application number EP11784529A. 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 |
|---|---|---|---|
| CARL ZEISS | Jun 26, 2019 | BEHR | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2010160084 |
| EXAMINATION | DE4208455 |
| EXAMINATION | EP1195575 |
| EXAMINATION | EP1519141 |
| EXAMINATION | JP2010160084 |
| INTERNATIONAL-SEARCH-REPORT | US2003007159 |
| INTERNATIONAL-SEARCH-REPORT | US4895448 |
| INTERNATIONAL-SEARCH-REPORT | WO0101064 |
| OPPOSITION | DE10006753 |
| OPPOSITION | DE102010020654 |
| OPPOSITION | DE10233372 |
| OPPOSITION | DE10260670 |
| OPPOSITION | DE202009011060U |
| OPPOSITION | EP0523906 |
| OPPOSITION | EP0671679 |
| OPPOSITION | EP1093768 |
| OPPOSITION | JP2010216939 |
| OPPOSITION | JPH08327337 |
| OPPOSITION | US5521707 |
| OPPOSITION | WO2009016185 |
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.
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Oct 8, 2018
Aug 30, 2018
Decision to grant a European patent
Search/Exam
Aug 29, 2018
Aug 22, 2018
Aug 20, 2018
(Electronic) Receipt
Search/Exam
Aug 20, 2018
Filing of the translations of the claims
Search/Exam
Aug 20, 2018
French translation of claims
Search/Exam
Aug 20, 2018
German translation of the claims
Search/Exam
Aug 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2018
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Intention to grant (signatures)
Search/Exam
Apr 24, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 24, 2018
Nov 22, 2017
(Electronic) Receipt
Search/Exam
Nov 22, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 22, 2017
Sep 25, 2017
Sep 19, 2017
(Electronic) Receipt
Search/Exam
Sep 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 19, 2017
May 19, 2017
Annex to the communication
Search/Exam
May 19, 2017
Communication from the Examining Division
Search/Exam
Sep 14, 2015
(Electronic) Receipt
Search/Exam
Sep 14, 2015
Amended description with annotations
Search/Exam
Sep 14, 2015
Description
Search/Exam
Sep 14, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 14, 2015
Jul 30, 2015
Jul 24, 2015
May 12, 2015
Annex to the communication
Search/Exam
May 12, 2015
Communication from the Examining Division
Search/Exam
Feb 5, 2015
Amended claims with annotations
Search/Exam
Feb 5, 2015
Amended description with annotations
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Feb 5, 2015
Claims
Search/Exam
Feb 5, 2015
Description
Search/Exam
Feb 5, 2015
Jan 22, 2015
Jan 19, 2015
Sep 26, 2014
Submission concerning representation
Search/Exam
Sep 18, 2014
Annex to the communication
Search/Exam
Sep 18, 2014
Communication from the Examining Division
Search/Exam
Sep 12, 2014
Examination started
Search/Exam
Aug 7, 2013
Jun 5, 2013
Jun 3, 2013
Communication to designated inventor
Search/Exam
May 16, 2013
Apr 25, 2013
(Electronic) Receipt
Search/Exam
Apr 25, 2013
Apr 25, 2013
Amended claims with annotations
Search/Exam
Apr 25, 2013
Amendments received before examination
Search/Exam
Apr 25, 2013
Request for entry into the European phase
Search/Exam
Mar 8, 2013
Information on entry into European phase
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May 24, 2012
May 3, 2012
Copy of the international search report
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May 3, 2012
International publication pamphlet
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Jan 31, 2012
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Nov 4, 2011
Abstract
PCTISA
Nov 4, 2011
Claims
PCTISA
Nov 4, 2011
Description
PCTISA
Nov 4, 2011
Drawings
PCTISA