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The patent EP3369570 was granted to CL Schutzrechtsverwaltungs on Aug 25, 2021. The application was filed on Jul 6, 2017 under application number EP17180089A. 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 |
|---|---|---|---|
| NIKON SLM SOLUTIONS | May 18, 2022 | SCHICKER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102006052292 |
| OPPOSITION | DE102014000022 |
| OPPOSITION | DE19853947 |
| OPPOSITION | EP1839781 |
| OPPOSITION | EP3015197 |
| OPPOSITION | EP3147047 |
| OPPOSITION | EP3231538 |
| OPPOSITION | EP3321003 |
| OPPOSITION | EP3321009 |
| OPPOSITION | US2009266803 |
| OPPOSITION | US5359176 |
| OPPOSITION | WO2016102970 |
| OPPOSITION | WO9208592 |
| SEARCH | DE102006052292 |
| SEARCH | US2011291331 |
| SEARCH | US2012251378 |
| SEARCH | US5359176 |
| SEARCH | US6583379 |
| SEARCH | WO2016102970 |
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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Jan 12, 2026
Jan 12, 2026
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(Electronic) Receipt
Appeal
Jan 7, 2026
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Dec 23, 2025
(Electronic) Receipt
Appeal
Dec 23, 2025
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Jul 17, 2025
(Electronic) Receipt
Appeal
Jul 17, 2025
Jul 17, 2025
Reply to appeal
Appeal
Jul 9, 2025
Jul 4, 2025
(Electronic) Receipt
Appeal
Jul 4, 2025
Jul 4, 2025
Reply to appeal
Appeal
Mar 17, 2025
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Mar 12, 2025
(Electronic) Receipt
Appeal
Mar 12, 2025
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Mar 7, 2025
(Electronic) Receipt
Appeal
Mar 7, 2025
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Jan 7, 2025
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Jan 2, 2025
(Electronic) Receipt
Appeal
Jan 2, 2025
Jan 2, 2025
Notice of appeal
Appeal
Dec 20, 2024
(Electronic) Receipt
Appeal
Dec 20, 2024
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Notice of appeal
Appeal
Nov 12, 2024
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OPPO
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Sep 7, 2021
Jul 29, 2021
Decision to grant a European patent
Search/Exam
Jun 25, 2021
(Electronic) Receipt
Search/Exam
Jun 25, 2021
English translation of the claims
Search/Exam
Jun 25, 2021
Filing of the translations of the claims
Search/Exam
Jun 25, 2021
French translation of claims
Search/Exam
Jun 25, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2021
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Feb 15, 2021
Intention to grant (signatures)
Search/Exam
Feb 15, 2021
Text intended for grant (clean copy)
Search/Exam
Feb 15, 2021
Aug 18, 2020
Aug 14, 2020
(Electronic) Receipt
Search/Exam
Aug 14, 2020
Amended claims with annotations
Search/Exam
Aug 14, 2020
Claims
Search/Exam
Aug 14, 2020
Drawings
Search/Exam
Aug 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 14, 2020
Aug 13, 2020
(Electronic) Receipt
Search/Exam
Aug 13, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2020
Aug 12, 2020
Apr 14, 2020
Annex to the communication
Search/Exam
Apr 14, 2020
Communication from the Examining Division
Search/Exam
Apr 6, 2020
Examination started
Search/Exam
Mar 24, 2020
Document concerning representation
Search/Exam
Oct 15, 2019
Submission concerning representation
Search/Exam
Mar 28, 2019
Mar 11, 2019
Priority search results
Search/Exam
Mar 11, 2019
Mar 8, 2019
Feb 25, 2019
(Electronic) Receipt
Search/Exam
Feb 25, 2019
Feb 25, 2019
Amended claims with annotations
Search/Exam
Feb 25, 2019
Amendments received before examination
Search/Exam
Feb 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 10, 2018
Aug 8, 2018
Notification of forthcoming publication
Search/Exam
Aug 1, 2018
Jul 27, 2018
Jul 11, 2018
Submission concerning representation
Search/Exam
Feb 27, 2018
Feb 27, 2018
European search opinion
Search/Exam
Feb 27, 2018
European search report
Search/Exam
Feb 27, 2018
Information on Search Strategy
Search/Exam
Sep 29, 2017
Communication to designated inventor
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Jul 19, 2017
Jul 10, 2017
Letter concerning the priority
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Jul 10, 2017
Priority document
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Jul 6, 2017
Abstract
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Jul 6, 2017
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Claims
Search/Exam
Jul 6, 2017
Description
Search/Exam
Jul 6, 2017
Designation of inventor
Search/Exam
Jul 6, 2017
Drawings
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Jul 6, 2017
Request for grant of a European patent
Search/Exam
Apr 11, 2017