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The patent EP3740382 was granted to Csem Centre Suisse Delectronique ET DE Microtechnique Recherche ET Dveloppement on May 25, 2022. The application was filed on Jan 16, 2018 under application number EP18700676A. 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 |
|---|---|---|---|
| SCHLEIFRING | Feb 8, 2023 | LOHR | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2014152884 |
| INTERNATIONAL-SEARCH-REPORT | DE1094867 |
| INTERNATIONAL-SEARCH-REPORT | DE1926219 |
| INTERNATIONAL-SEARCH-REPORT | DE69401828T |
| INTERNATIONAL-SEARCH-REPORT | EP1482604 |
| OPPOSITION | DE102011109129 |
| OPPOSITION | DE102015004150 |
| OPPOSITION | DE1926219 |
| OPPOSITION | EP0618648 |
| OPPOSITION | EP2457719 |
| OPPOSITION | EP3316425 |
| OPPOSITION | EP3364525 |
| OPPOSITION | US2004242025 |
| OPPOSITION | US2014084745 |
| OPPOSITION | US2961385 |
| OPPOSITION | US2967283 |
| OPPOSITION | US3126596 |
| OPPOSITION | US3182217 |
| OPPOSITION | US3219557 |
| OPPOSITION | US3289140 |
| OPPOSITION | US3435402 |
| OPPOSITION | US6836049 |
| OPPOSITION | WO2013007830 |
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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Means of redress
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Decision to grant a European patent
Search/Exam
Apr 14, 2022
(Electronic) Receipt
Search/Exam
Apr 14, 2022
Filing of the translations of the claims
Search/Exam
Apr 14, 2022
French translation of claims
Search/Exam
Apr 14, 2022
German translation of the claims
Search/Exam
Apr 14, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2022
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Intention to grant (signatures)
Search/Exam
Mar 1, 2022
Text intended for grant (clean copy)
Search/Exam
Mar 1, 2022
Jan 24, 2022
Jan 11, 2022
(Electronic) Receipt
Search/Exam
Jan 11, 2022
General enquiry
Search/Exam
Jan 11, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 29, 2021
Examination started
Search/Exam
Jul 6, 2021
(Electronic) Receipt
Search/Exam
Jul 6, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2021
Document concerning representation
Search/Exam
Dec 14, 2020
(Electronic) Receipt
Search/Exam
Dec 14, 2020
Dec 14, 2020
Amended description with annotations
Search/Exam
Dec 14, 2020
Amendments received before examination
Search/Exam
Dec 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 28, 2020
Oct 23, 2020
Communication to designated inventor
Search/Exam
Oct 18, 2020
(Electronic) Receipt
Search/Exam
Oct 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 18, 2020
Letter concerning the inventor
Search/Exam
Sep 14, 2020
Sep 8, 2020
Letter which had not been notified
Search/Exam
Aug 25, 2020
Aug 21, 2020
Communication to designated inventor
Search/Exam
Aug 21, 2020
Communication to designated inventor
Search/Exam
Aug 11, 2020
(Electronic) Receipt
Search/Exam
Aug 11, 2020
Request for entry into the European phase
Search/Exam
Jul 20, 2020
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May 29, 2020
Information on entry into European phase
Search/Exam
Apr 30, 2020
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Feb 27, 2020
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Annex
PCT2
Feb 27, 2020
Annex
PCT2
Feb 27, 2020
Annex
PCT2
Feb 27, 2020
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Written opinion
PCT2
Jan 2, 2020
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Jul 30, 2019
Notification of election of EPO
Search/Exam
Jul 25, 2019
Copy of the international search report
Search/Exam
Jul 25, 2019
Published international application - A1
Search/Exam
Apr 11, 2019
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PCT demand form
PCT2
Mar 27, 2019
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Oct 15, 2018
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(Electronic) Receipt
PCTRO
Jan 16, 2018
Abstract
PCTRO
Jan 16, 2018
Claims
PCTRO
Jan 16, 2018
Description
PCTRO
Jan 16, 2018
Jan 16, 2018
Drawings
PCTRO
Jan 16, 2018