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The patent EP3393807 was granted to EOS Electro Optical Systems on Nov 5, 2025. The application was filed on Jan 31, 2017 under application number EP17702110A. 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 | Jul 6, 2022 | SCHICKER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102014207160 |
| DESCRIPTION | DE19514740 |
| DESCRIPTION | DE19853947 |
| EXAMINATION | EP1514622 |
| EXAMINATION | US2014140882 |
| INTERNATIONAL-SEARCH-REPORT | DE102014207160 |
| INTERNATIONAL-SEARCH-REPORT | EP2774703 |
| INTERNATIONAL-SEARCH-REPORT | US2011291331 |
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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Oct 9, 2025
Oct 9, 2025
Sep 29, 2025
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Aug 5, 2025
Refund of fees
Appeal
Aug 4, 2025
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(Electronic) Receipt
Appeal
Jul 21, 2025
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Withdrawal of an appeal
Appeal
Jun 3, 2025
May 28, 2025
(Electronic) Receipt
Appeal
May 28, 2025
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Aug 27, 2021
(Electronic) Receipt
Search/Exam
Aug 27, 2021
English translation of the claims
Search/Exam
Aug 27, 2021
Filing of the translations of the claims
Search/Exam
Aug 27, 2021
French translation of claims
Search/Exam
May 27, 2021
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Intention to grant (signatures)
Search/Exam
May 27, 2021
Text intended for grant (clean copy)
Search/Exam
May 27, 2021
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(Electronic) Receipt
Search/Exam
Mar 29, 2021
Amended claims with annotations
Search/Exam
Mar 29, 2021
Amended description with annotations
Search/Exam
Mar 29, 2021
Claims
Search/Exam
Mar 29, 2021
Description
Search/Exam
Mar 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2021
Feb 11, 2021
Annex to the communication
Search/Exam
Feb 11, 2021
Communication from the Examining Division
Search/Exam
Feb 4, 2021
Examination started
Search/Exam
Apr 2, 2019
Priority search results
Search/Exam
Apr 2, 2019
Mar 26, 2019
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Amended description with annotations
Search/Exam
Jan 14, 2019
Amendments received before examination
Search/Exam
Oct 4, 2018
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Aug 3, 2018
Jul 26, 2018
(Electronic) Receipt
Search/Exam
Jul 26, 2018
Request for entry into the European phase
Search/Exam
Jun 15, 2018
Information on entry into European phase
Search/Exam
Aug 30, 2017
Aug 10, 2017
Copy of the international search report
Search/Exam
Aug 10, 2017
Copy of the international search report
Search/Exam
Aug 10, 2017
Published international application - A1
Search/Exam
Jul 11, 2017
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RO101 Declaration
PCTRO
Mar 28, 2017
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(Electronic) Receipt
PCTRO
Jan 31, 2017
Abstract
PCTRO
Jan 31, 2017
Claims
PCTRO
Jan 31, 2017
Description
PCTRO
Jan 31, 2017
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Drawings
PCTRO
Jan 31, 2017