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The patent EP3312010 was granted to CL Schutzrechtsverwaltungs on Mar 26, 2025. The application was filed on Jun 14, 2017 under application number EP17176129A. 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 |
|---|---|---|---|
| NIKON SLM SOLUTIONS | May 2, 2022 | SCHICKER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2016146185 |
| OPPOSITION | EP2335848 |
| OPPOSITION | JP2009006509 |
| OPPOSITION | US2016243649 |
| OPPOSITION | US2016288254 |
| SEARCH | US2015309473 |
| SEARCH | US2016243649 |
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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Feb 27, 2025
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Refund of fees
Appeal
Aug 26, 2024
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(Electronic) Receipt
Appeal
Aug 19, 2024
Aug 19, 2024
Withdrawal of an appeal
Appeal
Aug 7, 2024
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(Electronic) Receipt
Appeal
Aug 2, 2024
Aug 2, 2024
Notice of appeal
Appeal
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OPPO
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Annexes in respect of a client data request
Search/Exam
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Letter accompanying subsequently filed items
Search/Exam
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Aug 17, 2021
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Decision to grant a European patent
Search/Exam
May 19, 2021
(Electronic) Receipt
Search/Exam
May 19, 2021
English translation of the claims
Search/Exam
May 19, 2021
Filing of the translations of the claims
Search/Exam
May 19, 2021
French translation of claims
Search/Exam
May 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 20, 2021
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Intention to grant (signatures)
Search/Exam
Jan 20, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 20, 2021
Sep 14, 2020
(Electronic) Receipt
Search/Exam
Sep 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 14, 2020
May 13, 2020
Annex to the communication
Search/Exam
May 13, 2020
Communication from the Examining Division
Search/Exam
May 7, 2020
Examination started
Search/Exam
Mar 24, 2020
Document concerning representation
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Oct 15, 2019
Submission concerning representation
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Mar 28, 2019
Oct 2, 2018
Priority search results
Search/Exam
Oct 2, 2018
Sep 27, 2018
Sep 14, 2018
(Electronic) Receipt
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Sep 14, 2018
Letter accompanying subsequently filed items
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Sep 3, 2018
(Electronic) Receipt
Search/Exam
Sep 3, 2018
Sep 3, 2018
Amended claims with annotations
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Sep 3, 2018
Amendments received before examination
Search/Exam
Sep 3, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 1, 2018
Jul 27, 2018
Jul 11, 2018
Submission concerning representation
Search/Exam
May 2, 2018
Mar 28, 2018
Notification of forthcoming publication
Search/Exam
Feb 15, 2018
Feb 15, 2018
European search opinion
Search/Exam
Feb 15, 2018
European search report
Search/Exam
Feb 15, 2018
Information on Search Strategy
Search/Exam
Jan 23, 2018
Search started
Search/Exam
Sep 4, 2017
Communication to designated inventor
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Sep 4, 2017
Communication to designated inventor
Search/Exam
Sep 4, 2017
Communication to designated inventor
Search/Exam
Jun 21, 2017
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Letter concerning the priority
Search/Exam
Jun 21, 2017
Priority document
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Jun 14, 2017
Abstract
Search/Exam
Jun 14, 2017
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Claims
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Jun 14, 2017
Description
Search/Exam
Jun 14, 2017
Designation of inventor
Search/Exam
Jun 14, 2017
Drawings
Search/Exam
Jun 14, 2017
Request for grant of a European patent
Search/Exam
Apr 11, 2017