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The patent EP3051276 was granted to Nikon on Mar 31, 2021. The application was filed on Sep 26, 2014 under application number EP14850023A. 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 |
|---|---|---|---|
| LEICA MICROSYSTEMS CMS | Dec 29, 2021 | BRADL | ADMISSIBLE |
| CARL ZEISS | Dec 28, 2021 | SCHIFFER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2008032414 |
| DESCRIPTION | US7626695 |
| INTERNATIONAL-SEARCH-REPORT | JP2011508214 |
| INTERNATIONAL-SEARCH-REPORT | JP2012510066 |
| INTERNATIONAL-SEARCH-REPORT | JP2012530947 |
| OPPOSITION | DE102009031231 |
| OPPOSITION | DE102010035003 |
| OPPOSITION | US2012062722 |
| OPPOSITION | WO2011098304 |
| SEARCH | DE102009031231 |
| SEARCH | DE102010035003 |
| SEARCH | US2012062722 |
| SEARCH | WO2011098304 |
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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Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
Mar 21, 2024
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
Sep 27, 2023
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Notice of appeal
Appeal
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Apr 13, 2021
Mar 4, 2021
Decision to grant a European patent
Search/Exam
Feb 17, 2021
(Electronic) Receipt
Search/Exam
Feb 17, 2021
Filing of the translations of the claims
Search/Exam
Feb 17, 2021
French translation of claims
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Feb 17, 2021
German translation of the claims
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Feb 17, 2021
Letter accompanying subsequently filed items
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Oct 27, 2020
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Intention to grant (signatures)
Search/Exam
Oct 27, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 27, 2020
Oct 19, 2020
Oct 5, 2020
Examination started
Search/Exam
Nov 15, 2017
(Electronic) Receipt
Search/Exam
Nov 15, 2017
Nov 15, 2017
Amended claims with annotations
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Nov 15, 2017
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Amended description with annotations
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Nov 15, 2017
Amendments received before examination
Search/Exam
Nov 15, 2017
Letter accompanying subsequently filed items
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May 16, 2017
Apr 28, 2017
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European search opinion
Search/Exam
Apr 28, 2017
Information on Search Strategy
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Apr 28, 2017
Supplementary European search report
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Apr 18, 2017
Search started
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Jul 6, 2016
Notification of forthcoming publication
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May 4, 2016
May 2, 2016
Communication to designated inventor
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Apr 12, 2016
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Mar 24, 2016
(Electronic) Receipt
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Mar 24, 2016
Abstract
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Mar 24, 2016
Claims
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Mar 24, 2016
Description
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Mar 24, 2016
Drawings
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Mar 24, 2016
Request for entry into the European phase
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Feb 5, 2016
Information on entry into European phase
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Jul 24, 2015
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Copy of the international search report
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Apr 2, 2015
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International publication pamphlet
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