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The patent EP3823868 was granted to ZF CV Systems Europe on Aug 9, 2023. The application was filed on Jun 27, 2019 under application number EP19735274A. 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 |
|---|---|---|---|
| KNORR BREMSE SYSTEME FUR NUTZFAHRZEUGE | May 6, 2024 | WIEDEMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102014006614 |
| DESCRIPTION | DE10336611 |
| DESCRIPTION | EP2129562 |
| DESCRIPTION | EP2939892 |
| INTERNATIONAL-SEARCH-REPORT | DE102013004506 |
| INTERNATIONAL-SEARCH-REPORT | DE10336611 |
| INTERNATIONAL-SEARCH-REPORT | EP1731394 |
| INTERNATIONAL-SEARCH-REPORT | EP3112231 |
| INTERNATIONAL-SEARCH-REPORT | JPH11139301 |
| INTERNATIONAL-SEARCH-REPORT | WO2006125615 |
| INTERNATIONAL-SEARCH-REPORT | WO2008061799 |
| OPPOSITION | DE102007016335 |
| OPPOSITION | DE102008014547 |
| OPPOSITION | DE102011101438 |
| OPPOSITION | DE102013004506 |
| OPPOSITION | DE102014006614 |
| OPPOSITION | DE102014107278 |
| OPPOSITION | DE102014108558 |
| OPPOSITION | DE102015118290 |
| OPPOSITION | DE10336611 |
| OPPOSITION | EP1571061 |
| OPPOSITION | EP1731394 |
| OPPOSITION | EP2146882 |
| OPPOSITION | EP2240352 |
| OPPOSITION | EP3112230 |
| OPPOSITION | EP3112231 |
| OPPOSITION | EP3150450 |
| OPPOSITION | WO2006125615 |
| OPPOSITION | WO2008061799 |
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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Authorisation
OPPO
Jun 5, 2024
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Aug 22, 2023
Jul 13, 2023
Decision to grant a European patent
Search/Exam
Jul 6, 2023
Jul 6, 2023
Jun 7, 2023
Jun 1, 2023
(Electronic) Receipt
Search/Exam
Jun 1, 2023
English translation of the claims
Search/Exam
Jun 1, 2023
Filing of the translations of the claims
Search/Exam
Jun 1, 2023
French translation of claims
Search/Exam
May 2, 2023
May 2, 2023
Mar 21, 2023
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Mar 21, 2023
Intention to grant (signatures)
Search/Exam
Mar 21, 2023
Text intended for grant (clean copy)
Search/Exam
Mar 21, 2023
Sep 29, 2022
(Electronic) Receipt
Search/Exam
Sep 29, 2022
Drawings
Search/Exam
Sep 29, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 29, 2022
Sep 28, 2022
Annex to the communication
Search/Exam
Sep 28, 2022
Communication from the Examining Division
Search/Exam
Sep 22, 2022
Examination started
Search/Exam
Jan 21, 2022
Dec 20, 2021
Dec 2, 2021
Annexes in respect of a client data request
Search/Exam
Dec 2, 2021
Annexes in respect of a client data request
Search/Exam
Dec 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 2, 2021
Dec 2, 2021
Nov 11, 2021
(Electronic) Receipt
Search/Exam
Nov 11, 2021
Priority search results
Search/Exam
Nov 11, 2021
Nov 4, 2021
Oct 5, 2021
Sep 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 29, 2021
Sep 29, 2021
Jun 30, 2021
(Electronic) Receipt
Search/Exam
Jun 30, 2021
Jun 30, 2021
Amended claims with annotations
Search/Exam
Jun 30, 2021
Jun 30, 2021
Amendments received before examination
Search/Exam
Jun 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 29, 2021
Apr 26, 2021
Mar 17, 2021
Mar 12, 2021
(Electronic) Receipt
Search/Exam
Mar 12, 2021
Mar 12, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2021
Letter which had not been notified
Search/Exam
Mar 3, 2021
Annexes in respect of a client data request
Search/Exam
Mar 3, 2021
Mar 1, 2021
Communication to designated inventor
Search/Exam
Feb 24, 2021
Document concerning representation
Search/Exam
Feb 8, 2021
Dec 11, 2020
Information regarding early processing
Search/Exam
Dec 4, 2020
(Electronic) Receipt
Search/Exam
Dec 4, 2020
Annex
Search/Exam
Dec 4, 2020
Request for entry into the European phase
Search/Exam
Nov 27, 2020
Information on entry into European phase
Search/Exam
Feb 11, 2020
Jan 23, 2020
Copy of the international search report
Search/Exam
Jan 23, 2020
Copy of the international search report
Search/Exam
Jan 23, 2020
Published international application - A1
Search/Exam
Jul 19, 2019
Jul 15, 2019
Jun 27, 2019
(Electronic) Receipt
PCTRO
Jun 27, 2019
Abstract
PCTRO
Jun 27, 2019
Claims
PCTRO
Jun 27, 2019
Description
PCTRO
Jun 27, 2019
Jun 27, 2019
Drawings
PCTRO
Jun 27, 2019