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The patent EP2956261 was granted to Renishaw on Feb 12, 2025. The application was filed on Feb 11, 2014 under application number EP14705391A. 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 |
|---|---|---|---|
| CONCEPT LASER | Jan 4, 2019 | HAFNER & KOHL PARTMBB | ADMISSIBLE |
| SLM SOLUTIONS GROUP | Jan 4, 2019 | SCHICKER | WITHDRAWN |
| TRUMPF LASER UND SYSTEMTECHNIK | Jan 2, 2019 | DREISS PATENTANWALTE PARTG MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE10208150 |
| INTERNATIONAL-SEARCH-REPORT | EP2492084 |
| INTERNATIONAL-SEARCH-REPORT | US5352405 |
| INTERNATIONAL-SEARCH-REPORT | WO9208592 |
| OPPOSITION | DE10042132 |
| OPPOSITION | DE10112591 |
| OPPOSITION | DE102004031881 |
| OPPOSITION | DE102004057866 |
| OPPOSITION | DE102006059851 |
| OPPOSITION | DE102010052206 |
| OPPOSITION | DE10208150 |
| OPPOSITION | EP0617657 |
| OPPOSITION | EP1583626 |
| OPPOSITION | EP1839781 |
| OPPOSITION | EP2431113 |
| OPPOSITION | EP2492084 |
| OPPOSITION | GB2046801 |
| OPPOSITION | JPS62151091U |
| OPPOSITION | US2002015654 |
| OPPOSITION | US2005142024 |
| OPPOSITION | US2006192322 |
| OPPOSITION | US5017317 |
| OPPOSITION | US5155324 |
| OPPOSITION | US5352405 |
| OPPOSITION | WO0030789 |
| OPPOSITION | WO03039844 |
| OPPOSITION | WO2006024373 |
| OPPOSITION | WO2009156316 |
| OPPOSITION | WO2014125280 |
| OPPOSITION | WO8802677 |
| OPPOSITION | WO9208592 |
| OPPOSITION | WO9824574 |
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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Refund of fees
Appeal
Jan 10, 2024
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
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Non-scannable object
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Apr 16, 2018
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Decision to grant a European patent
Search/Exam
Dec 21, 2017
(Electronic) Receipt
Search/Exam
Dec 21, 2017
French translation of claims
Search/Exam
Dec 21, 2017
German translation of the claims
Search/Exam
Dec 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 10, 2017
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Intention to grant (signatures)
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Nov 10, 2017
Text intended for grant (clean copy)
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Nov 10, 2017
Apr 26, 2017
(Electronic) Receipt
Search/Exam
Apr 26, 2017
Amended claims with annotations
Search/Exam
Apr 26, 2017
Claims
Search/Exam
Apr 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2017
Dec 21, 2016
Annex to the communication
Search/Exam
Dec 21, 2016
Communication from the Examining Division
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Dec 15, 2016
Examination started
Search/Exam
Nov 25, 2015
Nov 11, 2015
(Electronic) Receipt
Search/Exam
Nov 11, 2015
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Amended claims with annotations
Search/Exam
Nov 11, 2015
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Amended description with annotations
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Nov 11, 2015
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Search/Exam
Nov 11, 2015
Letter accompanying subsequently filed items
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Oct 2, 2015
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Communication to designated inventor
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Sep 3, 2015
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Sep 3, 2015
Request for entry into the European phase
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Sep 1, 2015
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Information on entry into European phase
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Oct 16, 2014
Copy of the international search report
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Published international application - A2
Search/Exam
Feb 27, 2014
Feb 21, 2014
Abstract
PCTISA
Feb 21, 2014
Claims
PCTISA
Feb 21, 2014
Description
PCTISA
Feb 21, 2014
Drawings
PCTISA