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The patent EP3321009 was granted to CL Schutzrechtsverwaltungs on Jul 7, 2021. The application was filed on Aug 4, 2017 under application number EP17185010A. 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 | Apr 5, 2022 | SCHICKER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102014000022 |
| OPPOSITION | DE19853947 |
| OPPOSITION | EP1839781 |
| OPPOSITION | EP3015197 |
| OPPOSITION | EP3231538 |
| OPPOSITION | EP3321003 |
| OPPOSITION | WO2015189619 |
| SEARCH | DE102014000022 |
| SEARCH | DE19853947 |
| SEARCH | EP3015197 |
| SEARCH | WO2015189619 |
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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Jul 9, 2025
Jul 7, 2025
Jul 4, 2025
(Electronic) Receipt
Appeal
Jul 4, 2025
Jul 4, 2025
Reply to appeal
Appeal
Jul 2, 2025
(Electronic) Receipt
Appeal
Jul 2, 2025
Reply to appeal
Appeal
Jul 2, 2025
Reply to appeal
Appeal
Jun 18, 2025
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(Electronic) Receipt
Appeal
Mar 3, 2025
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Feb 28, 2025
(Electronic) Receipt
Appeal
Feb 28, 2025
Feb 28, 2025
Jan 3, 2025
Dec 30, 2024
(Electronic) Receipt
Appeal
Dec 30, 2024
Dec 30, 2024
Notice of appeal
Appeal
Dec 20, 2024
(Electronic) Receipt
Appeal
Dec 20, 2024
Dec 20, 2024
Notice of appeal
Appeal
Nov 4, 2024
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OPPO
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Jul 20, 2021
Jun 10, 2021
Decision to grant a European patent
Search/Exam
May 27, 2021
(Electronic) Receipt
Search/Exam
May 27, 2021
English translation of the claims
Search/Exam
May 27, 2021
Filing of the translations of the claims
Search/Exam
May 27, 2021
French translation of claims
Search/Exam
May 27, 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
Dec 11, 2020
(Electronic) Receipt
Search/Exam
Dec 11, 2020
Amended claims with annotations
Search/Exam
Dec 11, 2020
Amended description with annotations
Search/Exam
Dec 11, 2020
Claims
Search/Exam
Dec 11, 2020
Description
Search/Exam
Dec 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 11, 2020
Oct 16, 2020
Annex to the communication
Search/Exam
Oct 16, 2020
Oct 16, 2020
Sep 25, 2020
Examination started
Search/Exam
Mar 24, 2020
Document concerning representation
Search/Exam
Oct 15, 2019
Submission concerning representation
Search/Exam
Mar 28, 2019
Dec 10, 2018
Priority search results
Search/Exam
Dec 10, 2018
Nov 27, 2018
Nov 12, 2018
(Electronic) Receipt
Search/Exam
Nov 12, 2018
Amendments received before examination
Search/Exam
Nov 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 1, 2018
Jul 27, 2018
Jul 11, 2018
Submission concerning representation
Search/Exam
May 22, 2018
Apr 18, 2018
Notification of forthcoming publication
Search/Exam
Feb 28, 2018
Feb 28, 2018
European search opinion
Search/Exam
Feb 28, 2018
European search report
Search/Exam
Feb 28, 2018
Information on Search Strategy
Search/Exam
Feb 20, 2018
Search started
Search/Exam
Sep 27, 2017
Communication to designated inventor
Search/Exam
Sep 27, 2017
Communication to designated inventor
Search/Exam
Sep 27, 2017
Communication to designated inventor
Search/Exam
Sep 27, 2017
Communication to designated inventor
Search/Exam
Aug 14, 2017
Letter concerning the priority
Search/Exam
Aug 14, 2017
Priority document
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Aug 4, 2017
Abstract
Search/Exam
Aug 4, 2017
Aug 4, 2017
Claims
Search/Exam
Aug 4, 2017
Description
Search/Exam
Aug 4, 2017
Designation of inventor
Search/Exam
Aug 4, 2017
Drawings
Search/Exam
Aug 4, 2017
Request for grant of a European patent
Search/Exam