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The patent EP3704001 was granted to Eisenmann on Nov 23, 2022. The application was filed on Jun 12, 2018 under application number EP18732009A. 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 |
|---|---|---|---|
| HOFSTETTER | Aug 21, 2023 | HOFSTETTER | ADMISSIBLE |
| SEW EURODRIVE | Aug 21, 2023 | - | ADMISSIBLE |
| DURR SYSTEMS | Aug 18, 2023 | DTS PATENT UND RECHTSANWALTE PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE202015100782U |
| INTERNATIONAL-SEARCH-REPORT | EP2335997 |
| INTERNATIONAL-SEARCH-REPORT | EP2839886 |
| INTERNATIONAL-SEARCH-REPORT | WO2013069420 |
| INTERNATIONAL-SEARCH-REPORT | WO2016180516 |
| OPPOSITION | DE102005062691 |
| OPPOSITION | DE102008023645 |
| OPPOSITION | DE102009018052 |
| OPPOSITION | DE102010045010 |
| OPPOSITION | DE102013000569 |
| OPPOSITION | DE102013113729 |
| OPPOSITION | DE102014006651 |
| OPPOSITION | DE102014102990 |
| OPPOSITION | DE102015006098 |
| OPPOSITION | DE102015006666 |
| OPPOSITION | DE102015103642 |
| OPPOSITION | DE10213843 |
| OPPOSITION | DE10232402 |
| OPPOSITION | DE202015100782U |
| OPPOSITION | DE202015106459U |
| OPPOSITION | DE4446420 |
| OPPOSITION | EP1336553 |
| OPPOSITION | EP2137053 |
| OPPOSITION | EP2335997 |
| OPPOSITION | EP3354352 |
| OPPOSITION | JP2000043769 |
| OPPOSITION | KR20130005198U |
| OPPOSITION | KR20150067880 |
| OPPOSITION | US2010263191 |
| OPPOSITION | US2011099788 |
| OPPOSITION | WO2011053681 |
| OPPOSITION | WO2013069420 |
| OPPOSITION | WO2015086373 |
| OPPOSITION | WO2016180516 |
| OPPOSITION | WO2017182546 |
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 13, 2026
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(Electronic) Receipt
Appeal
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Reply to appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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Notice of appeal
Appeal
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Appeal
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Notice of appeal
Appeal
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Appeal
May 28, 2025
Notice of appeal
Appeal
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OPPO
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Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
Jan 31, 2023
Submission concerning representation
Search/Exam
Dec 6, 2022
Oct 27, 2022
Decision to grant a European patent
Search/Exam
Oct 7, 2022
(Electronic) Receipt
Search/Exam
Oct 7, 2022
English translation of the claims
Search/Exam
Oct 7, 2022
Filing of the translations of the claims
Search/Exam
Oct 7, 2022
French translation of claims
Search/Exam
Aug 31, 2022
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Intention to grant (signatures)
Search/Exam
Aug 31, 2022
Text intended for grant (clean copy)
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Aug 31, 2022
May 18, 2022
(Electronic) Receipt
Search/Exam
May 18, 2022
Amended description with annotations
Search/Exam
May 18, 2022
Description
Search/Exam
May 18, 2022
Letter accompanying subsequently filed items
Search/Exam
May 18, 2022
May 13, 2022
Annex to the communication
Search/Exam
May 13, 2022
Communication from the Examining Division
Search/Exam
Jan 31, 2022
(Electronic) Receipt
Search/Exam
Jan 31, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 31, 2022
Jan 10, 2022
Dec 30, 2021
(Electronic) Receipt
Search/Exam
Dec 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 30, 2021
Sep 9, 2021
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Annex to the communication
Search/Exam
Aug 30, 2021
Communication from the Examining Division
Search/Exam
Aug 24, 2021
Examination started
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Aug 23, 2021
Annex
Search/Exam
Aug 23, 2021
Annex
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Aug 23, 2021
Annex
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Aug 23, 2021
Annex
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Aug 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2021
Letter to the Legal Division
Search/Exam
Aug 2, 2021
Communication from the Legal Division
Search/Exam
Jul 21, 2021
Annexes in respect of a client data request
Search/Exam
Jul 21, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 21, 2021
Jul 19, 2021
Document concerning representation
Search/Exam
Mar 25, 2021
(Electronic) Receipt
Search/Exam
Mar 25, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 25, 2021
Priority search results
Search/Exam
Mar 25, 2021
Mar 12, 2021
Sep 25, 2020
(Electronic) Receipt
Search/Exam
Sep 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2020
Reply to Written Opinion prepared by the EPO
Search/Exam
Aug 12, 2020
Feb 27, 2020
Communication from the Legal Division
Search/Exam
Jan 28, 2020
Jan 24, 2020
Communication to designated inventor
Search/Exam
Jan 10, 2020
Dec 4, 2019
(Electronic) Receipt
Search/Exam
Dec 4, 2019
Request for entry into the European phase
Search/Exam
Nov 4, 2019
Information on entry into European phase
Search/Exam
Oct 11, 2019
Letter to the Legal Division
Search/Exam
Jul 31, 2019
Letter to the Legal Division
Search/Exam
Jan 17, 2019
Dec 27, 2018
Copy of the international search report
Search/Exam
Dec 27, 2018
Copy of the international search report
Search/Exam
Dec 27, 2018
Published international application - A1
Search/Exam
Sep 17, 2018
Sep 17, 2018
Sep 17, 2018
Jul 3, 2018
Jun 21, 2018
Jun 12, 2018
(Electronic) Receipt
PCTRO
Jun 12, 2018
Abstract
PCTRO
Jun 12, 2018
Claims
PCTRO
Jun 12, 2018
Description
PCTRO
Jun 12, 2018
Jun 12, 2018
Drawings
PCTRO
Jun 12, 2018