The weekly litigation news digest is live. Subscribe now
The patent EP3321068 was granted to CL Schutzrechtsverwaltungs on Apr 2, 2025. The application was filed on Jun 27, 2017 under application number EP17178085A. 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 | Aug 11, 2021 | SCHICKER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102004057865 |
| OPPOSITION | DE102004057866 |
| OPPOSITION | DE10342882 |
| OPPOSITION | EP1347853 |
| OPPOSITION | EP2431113 |
| OPPOSITION | JP4857377B |
| OPPOSITION | US2015352668 |
| OPPOSITION | US6767499 |
| SEARCH | EP1600282 |
| SEARCH | WO2014012764 |
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
Get instant alerts for new documents
Mar 6, 2025
Mar 6, 2025
May 21, 2024
May 21, 2024
May 21, 2024
May 21, 2024
May 21, 2024
Mar 18, 2024
Refund of fees
Appeal
Mar 14, 2024
Mar 13, 2024
Mar 13, 2024
Mar 12, 2024
Feb 19, 2024
(Electronic) Receipt
Appeal
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Withdrawal of an appeal
Appeal
Feb 13, 2024
Feb 7, 2024
(Electronic) Receipt
Appeal
Feb 7, 2024
Feb 7, 2024
Notice of appeal
Appeal
Dec 14, 2023
Dec 11, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Means of redress
OPPO
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 6, 2023
Oct 16, 2023
Oct 6, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Sep 25, 2023
Sep 22, 2023
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 21, 2023
Sep 18, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Aug 21, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 16, 2023
Aug 14, 2023
Aug 14, 2023
Aug 14, 2023
Aug 10, 2023
Aug 10, 2023
Aug 10, 2023
Aug 10, 2023
Aug 10, 2023
Aug 10, 2023
Aug 10, 2023
Aug 9, 2023
Aug 3, 2023
Aug 3, 2023
Aug 3, 2023
Jul 19, 2023
Jul 14, 2023
Jul 14, 2023
Jul 14, 2023
Apr 3, 2023
Apr 3, 2023
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 24, 2023
Dec 16, 2022
Dec 7, 2022
Dec 7, 2022
Nov 21, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
May 23, 2022
May 17, 2022
May 17, 2022
May 17, 2022
Jan 17, 2022
Jan 12, 2022
Jan 12, 2022
Jan 12, 2022
Sep 2, 2021
Sep 2, 2021
Aug 17, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Nov 30, 2020
Oct 22, 2020
Decision to grant a European patent
Search/Exam
Oct 9, 2020
(Electronic) Receipt
Search/Exam
Oct 9, 2020
English translation of the claims
Search/Exam
Oct 9, 2020
Filing of the translations of the claims
Search/Exam
Oct 9, 2020
French translation of claims
Search/Exam
Oct 9, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2020
Jun 29, 2020
Jun 29, 2020
Intention to grant (signatures)
Search/Exam
Jun 29, 2020
Text intended for grant (clean copy)
Search/Exam
Jun 29, 2020
Jun 11, 2020
Examination started
Search/Exam
Mar 24, 2020
Oct 15, 2019
Mar 28, 2019
Nov 20, 2018
Priority search results
Search/Exam
Nov 20, 2018
Nov 16, 2018
Oct 30, 2018
(Electronic) Receipt
Search/Exam
Oct 30, 2018
Oct 30, 2018
Amended claims with annotations
Search/Exam
Oct 30, 2018
Amendments received before examination
Search/Exam
Oct 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 1, 2018
Jul 27, 2018
Jul 11, 2018
May 22, 2018
Apr 18, 2018
Notification of forthcoming publication
Search/Exam
Feb 20, 2018
Feb 20, 2018
European search opinion
Search/Exam
Feb 20, 2018
European search report
Search/Exam
Feb 20, 2018
Information on Search Strategy
Search/Exam
Feb 1, 2018
Search started
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Sep 18, 2017
Communication to designated inventor
Search/Exam
Jul 19, 2017
Jul 6, 2017
Letter concerning the priority
Search/Exam
Jul 6, 2017
Priority document
Search/Exam
Jun 27, 2017
Abstract
Search/Exam
Jun 27, 2017
Jun 27, 2017
Claims
Search/Exam
Jun 27, 2017
Description
Search/Exam
Jun 27, 2017
Designation of inventor
Search/Exam
Jun 27, 2017
Drawings
Search/Exam
Jun 27, 2017
Request for grant of a European patent
Search/Exam
Apr 11, 2017