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The patent EP3708878 was granted to Flender on Apr 19, 2023. The application was filed on Aug 19, 2016 under application number EP20172987A. 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 |
|---|---|---|---|
| ZF FRIEDRICHSHAFEN | Jan 19, 2024 | ZF FRIEDRICHSHAFEN | ADMISSIBLE |
| SEW EURODRIVE | Dec 19, 2023 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2009083657 |
| OPPOSITION | DE102011075915 |
| OPPOSITION | DE102011104291 |
| OPPOSITION | DE102014105924 |
| OPPOSITION | DE10334824 |
| OPPOSITION | DE1198637 |
| OPPOSITION | EP1045140 |
| OPPOSITION | EP2105290 |
| OPPOSITION | GB2509242 |
| OPPOSITION | JPS5813245 |
| OPPOSITION | US2004259679 |
| OPPOSITION | US2012028756 |
| OPPOSITION | US2013035194 |
| OPPOSITION | US2013116083 |
| OPPOSITION | US2016146291 |
| OPPOSITION | US2016238126 |
| OPPOSITION | US8287421 |
| OPPOSITION | WO2009083657 |
| OPPOSITION | WO2014082781 |
| SEARCH | DE10334824 |
| SEARCH | US2012028756 |
| SEARCH | WO2009083657 |
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.
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Mar 23, 2023
Decision to grant a European patent
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Mar 3, 2023
(Electronic) Receipt
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Mar 3, 2023
English translation of the claims
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Mar 3, 2023
Filing of the translations of the claims
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Mar 3, 2023
French translation of claims
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Mar 3, 2023
Letter accompanying subsequently filed items
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Jan 13, 2023
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Intention to grant (signatures)
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Jan 13, 2023
Text intended for grant (clean copy)
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Jan 13, 2023
Oct 31, 2022
(Electronic) Receipt
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Oct 31, 2022
Amended claims with annotations
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Oct 31, 2022
Amended description with annotations
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Oct 31, 2022
Citation for the examination procedure
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Oct 31, 2022
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Citation for the examination procedure
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Oct 31, 2022
Claims
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Oct 31, 2022
Description
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Oct 31, 2022
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Aug 31, 2022
Letter accompanying subsequently filed items
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Aug 31, 2022
May 2, 2022
Annex to the communication
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May 2, 2022
Communication from the Examining Division
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Apr 26, 2022
Examination started
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Apr 6, 2022
Document concerning representation
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Nov 16, 2021
Oct 29, 2021
(Electronic) Receipt
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Oct 29, 2021
Enquiry as to the processing of the file
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Oct 29, 2021
Letter accompanying subsequently filed items
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Apr 26, 2021
Apr 19, 2021
Annexes in respect of a client data request
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Apr 19, 2021
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(Electronic) Receipt
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Feb 24, 2021
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Amended claims with annotations
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Feb 24, 2021
Amendments received before examination
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Feb 24, 2021
Letter accompanying subsequently filed items
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Sep 21, 2020
Aug 19, 2020
Notification of forthcoming publication
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Jun 29, 2020
Communication to designated inventor
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Jun 24, 2020
Refund of fees
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May 29, 2020
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European search opinion
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May 29, 2020
European search report
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May 29, 2020
Information on Search Strategy
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May 5, 2020
Abstract
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May 5, 2020
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Claims
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May 5, 2020
Description
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May 5, 2020
Designation of inventor
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May 5, 2020
Drawings
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May 5, 2020
General authorisation
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May 5, 2020
Request for grant of a European patent
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