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The patent EP2623923 was granted to Hexagon Metrology on Apr 11, 2018. The application was filed on Feb 2, 2012 under application number EP12425022A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 | Jan 10, 2019 | WITTE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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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(Electronic) Receipt
Appeal
Dec 18, 2023
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Advice of delivery
Appeal
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Appeal
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Reply to appeal
Appeal
Nov 11, 2021
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Nov 3, 2021
General enquiry
Appeal
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(Electronic) Receipt
Appeal
Aug 6, 2021
Notice of appeal
Appeal
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Information concerning oral proceedings
Search/Exam
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OPPO
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Mar 15, 2018
Decision to grant a European patent
Search/Exam
Mar 2, 2018
(Electronic) Receipt
Search/Exam
Mar 2, 2018
French translation of claims
Search/Exam
Mar 2, 2018
German translation of the claims
Search/Exam
Mar 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 31, 2017
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Intention to grant (signatures)
Search/Exam
Oct 31, 2017
Text intended for grant (clean copy)
Search/Exam
Oct 31, 2017
Sep 4, 2017
Examination started
Search/Exam
Jun 16, 2017
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Abstract
Search/Exam
Feb 7, 2014
Abstract
Search/Exam
Feb 7, 2014
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Amended claims with annotations
Search/Exam
Feb 7, 2014
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Amendments received before examination
Search/Exam
Feb 7, 2014
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2013
Jul 10, 2013
Notification of forthcoming publication
Search/Exam
May 29, 2012
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European search opinion
Search/Exam
May 29, 2012
European search report
Search/Exam
Apr 2, 2012
Abstract
Appeal
Apr 2, 2012
Abstract
Search/Exam
Apr 2, 2012
Claims
Search/Exam
Apr 2, 2012
Description
Search/Exam
Apr 2, 2012
Designation of inventor
Search/Exam
Apr 2, 2012
Letter accompanying subsequently filed items
Search/Exam
Feb 2, 2012
Drawings
Search/Exam
Feb 2, 2012
Request for grant of a European patent
Search/Exam
Feb 2, 2012