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The patent EP3924274 was granted to TGW Holding on Jul 19, 2023. The application was filed on Feb 10, 2020 under application number EP20711772A. 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 |
|---|---|---|---|
| DURKOPP FORDERTECHNIK | Apr 8, 2024 | RAU | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | AT20180050320 |
| DESCRIPTION | AT20190050059 |
| DESCRIPTION | AT20190050092 |
| DESCRIPTION | DE202017100206U |
| DESCRIPTION | DE202017106993U |
| DESCRIPTION | EP1972577 |
| DESCRIPTION | WO2017060301 |
| DESCRIPTION | WO2018132855 |
| DESCRIPTION | WO2018201176 |
| INTERNATIONAL-SEARCH-REPORT | DE102014203298 |
| INTERNATIONAL-SEARCH-REPORT | DE20103664U |
| OPPOSITION | DE102012101198 |
| OPPOSITION | DE102017117713 |
| OPPOSITION | DE102018219583 |
| OPPOSITION | EP3653539 |
| OPPOSITION | WO2015124524 |
| OPPOSITION | WO2019016120 |
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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Apr 10, 2025
Annexes in respect of a client data request
Search/Exam
Apr 10, 2025
Annexes in respect of a client data request
Search/Exam
Apr 10, 2025
Letter accompanying subsequently filed items
Search/Exam
Apr 10, 2025
Apr 7, 2025
Apr 7, 2025
Apr 7, 2025
Apr 1, 2025
Mar 27, 2025
Mar 27, 2025
Mar 20, 2025
Annex
OPPO
Mar 20, 2025
Annex
OPPO
Mar 20, 2025
Mar 20, 2025
Mar 20, 2025
Mar 20, 2025
Mar 20, 2025
Mar 19, 2025
Annex
Search/Exam
Mar 19, 2025
Annexes in respect of a client data request
Search/Exam
Mar 19, 2025
Letter accompanying subsequently filed items
Search/Exam
Mar 19, 2025
Jan 29, 2025
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Jan 10, 2025
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Sep 4, 2024
Aug 30, 2024
Aug 30, 2024
Authorisation
OPPO
Aug 30, 2024
Aug 30, 2024
Jun 4, 2024
May 7, 2024
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Apr 15, 2024
Apr 9, 2024
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Aug 1, 2023
Jun 22, 2023
Decision to grant a European patent
Search/Exam
Jun 9, 2023
(Electronic) Receipt
Search/Exam
Jun 9, 2023
English translation of the claims
Search/Exam
Jun 9, 2023
Filing of the translations of the claims
Search/Exam
Jun 9, 2023
French translation of claims
Search/Exam
Jun 9, 2023
Letter concerning fees and payments
Search/Exam
Feb 17, 2023
Feb 17, 2023
Feb 17, 2023
Feb 17, 2023
Intention to grant (signatures)
Search/Exam
Feb 17, 2023
Text intended for grant (clean copy)
Search/Exam
Feb 17, 2023
Dec 23, 2022
(Electronic) Receipt
Search/Exam
Dec 23, 2022
Amended claims with annotations
Search/Exam
Dec 23, 2022
Amended description with annotations
Search/Exam
Dec 23, 2022
Claims
Search/Exam
Dec 23, 2022
Description
Search/Exam
Dec 23, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 23, 2022
Sep 22, 2022
Sep 22, 2022
Sep 22, 2022
Intention to grant (signatures)
Search/Exam
Sep 22, 2022
Text intended for grant (clean copy)
Search/Exam
Sep 22, 2022
Aug 24, 2022
Examination started
Search/Exam
Mar 29, 2022
(Electronic) Receipt
Search/Exam
Mar 29, 2022
Mar 29, 2022
Amended claims with annotations
Search/Exam
Mar 29, 2022
Mar 29, 2022
Amended description with annotations
Search/Exam
Mar 29, 2022
Amendments received before examination
Search/Exam
Mar 29, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 24, 2021
Sep 24, 2021
Matter concerning the application
Search/Exam
Sep 24, 2021
Non-scannable object
Search/Exam
Sep 23, 2021
Non-scannable object
Search/Exam
Sep 21, 2021
Sep 7, 2021
(Electronic) Receipt
Search/Exam
Sep 7, 2021
Request for entry into the European phase
Search/Exam
Aug 30, 2021
Jun 25, 2021
Information on entry into European phase
Search/Exam
Sep 7, 2020
Sep 7, 2020
Aug 20, 2020
Copy of the international search report
Search/Exam
Aug 20, 2020
Copy of the international search report
Search/Exam
Aug 20, 2020
Published international application - A1
Search/Exam
Jun 18, 2020
ISR: cited documents
PCTISA
Jun 18, 2020
Jun 18, 2020
Jun 18, 2020
Jun 18, 2020
Mar 31, 2020
Mar 17, 2020
Abstract
PCTISA
Mar 17, 2020
Claims
PCTISA
Mar 17, 2020
Description
PCTISA
Mar 17, 2020
Drawings
PCTISA
Mar 17, 2020
Mar 17, 2020