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The patent EP3290751 was granted to Flender on Dec 13, 2023. The application was filed on Sep 2, 2016 under application number EP16187064A. 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 |
|---|---|---|---|
| ZF FRIEDRICHSHAFEN | Mar 10, 2021 | ZF FRIEDRICHSHAFEN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2383480 |
| OPPOSITION | CN103697059 |
| OPPOSITION | DE1500451 |
| OPPOSITION | DE2249248 |
| OPPOSITION | DE7826851U |
| OPPOSITION | EP2383480 |
| OPPOSITION | FR915604 |
| OPPOSITION | US2011082005 |
| OPPOSITION | US2012114488 |
| OPPOSITION | US2015055246 |
| OPPOSITION | US2721773 |
| OPPOSITION | US3476451 |
| OPPOSITION | US3844182 |
| OPPOSITION | US3984152 |
| OPPOSITION | WO2007028965 |
| SEARCH | DE102014205980 |
| SEARCH | DE102014214331 |
| SEARCH | EP2383480 |
| SEARCH | EP3091255 |
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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Nov 16, 2023
Nov 16, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Nov 2, 2023
Oct 13, 2023
Oct 13, 2023
Oct 13, 2023
Oct 5, 2023
Oct 5, 2023
Refund of fees
OPPO
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 21, 2023
(Electronic) Receipt
Appeal
Sep 21, 2023
Sep 21, 2023
Withdrawal of an appeal
Appeal
Aug 3, 2023
Aug 3, 2023
Jul 27, 2023
(Electronic) Receipt
Appeal
Jul 27, 2023
Jul 27, 2023
Notice of appeal
Appeal
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
Means of redress
OPPO
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
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May 31, 2023
Apr 20, 2023
Feb 28, 2023
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Apr 6, 2022
Oct 20, 2021
Oct 13, 2021
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Jun 10, 2021
Jun 1, 2021
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Jun 1, 2021
Jun 1, 2021
Apr 28, 2021
Apr 26, 2021
Apr 19, 2021
Annexes in respect of a client data request
Search/Exam
Apr 19, 2021
Apr 1, 2021
Mar 30, 2021
Mar 10, 2021
Mar 10, 2021
Mar 10, 2021
Mar 10, 2021
Mar 10, 2021
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Mar 10, 2021
Jun 22, 2020
May 14, 2020
Decision to grant a European patent
Search/Exam
Apr 22, 2020
(Electronic) Receipt
Search/Exam
Apr 22, 2020
English translation of the claims
Search/Exam
Apr 22, 2020
Filing of the translations of the claims
Search/Exam
Apr 22, 2020
French translation of claims
Search/Exam
Jan 28, 2020
Jan 28, 2020
Jan 28, 2020
Intention to grant (signatures)
Search/Exam
Jan 28, 2020
Text intended for grant (clean copy)
Search/Exam
Jan 28, 2020
Dec 17, 2019
Examination started
Search/Exam
Sep 6, 2018
(Electronic) Receipt
Search/Exam
Sep 6, 2018
Sep 6, 2018
Amended claims with annotations
Search/Exam
Sep 6, 2018
Sep 6, 2018
Amended description with annotations
Search/Exam
Sep 6, 2018
Amendments received before examination
Search/Exam
Sep 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2018
Feb 7, 2018
Notification of forthcoming publication
Search/Exam
Dec 6, 2017
Nov 30, 2017
Nov 24, 2017
Annexes in respect of a client data request
Search/Exam
Nov 24, 2017
Annexes in respect of a client data request
Search/Exam
Nov 22, 2017
Authorisation
Search/Exam
Nov 22, 2017
Authorisation
Search/Exam
Nov 22, 2017
Authorisation
Search/Exam
Nov 9, 2017
Annexes in respect of a client data request
Search/Exam
Nov 9, 2017
Nov 9, 2017
Nov 9, 2017
Jul 31, 2017
Jul 24, 2017
Mar 9, 2017
Mar 9, 2017
European search opinion
Search/Exam
Mar 9, 2017
European search report
Search/Exam
Mar 9, 2017
Information on Search Strategy
Search/Exam
Oct 28, 2016
Communication to designated inventor
Search/Exam
Sep 2, 2016
Abstract
Search/Exam
Sep 2, 2016
Sep 2, 2016
Claims
Search/Exam
Sep 2, 2016
Description
Search/Exam
Sep 2, 2016
Designation of inventor
Search/Exam
Sep 2, 2016
Drawings
Search/Exam
Sep 2, 2016
Request for grant of a European patent
Search/Exam