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The patent EP3529576 was granted to Knorr Bremse Systeme FR Nutzfahrzeuge on Sep 27, 2023. The application was filed on Oct 4, 2017 under application number EP17778289A. 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 CV SYSTEMS EUROPE | Jun 26, 2024 | EISENFUHR SPEISER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE102009014735 |
| EXAMINATION | US2012201269 |
| INTERNATIONAL-SEARCH-REPORT | DE19915471 |
| INTERNATIONAL-SEARCH-REPORT | EP0797028 |
| INTERNATIONAL-SEARCH-REPORT | US5473937 |
| OPPOSITION | DE102005019346 |
| OPPOSITION | DE102009014735 |
| OPPOSITION | DE102009027243 |
| OPPOSITION | DE102010055204 |
| OPPOSITION | DE102012103952 |
| OPPOSITION | DE102016119764 |
| OPPOSITION | DE10326676 |
| OPPOSITION | DE19823685 |
| OPPOSITION | DE19915471 |
| OPPOSITION | EP0797028 |
| OPPOSITION | EP1217261 |
| OPPOSITION | EP1284424 |
| OPPOSITION | EP2843384 |
| OPPOSITION | KR20160017514 |
| OPPOSITION | US2012201269 |
| OPPOSITION | US5473937 |
| OPPOSITION | WO0055583 |
| OPPOSITION | WO0060325 |
| OPPOSITION | WO0062029 |
| OPPOSITION | WO2008012239 |
| OPPOSITION | WO2015074658 |
| OPPOSITION | WO2018073002 |
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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Oct 10, 2023
Aug 31, 2023
Decision to grant a European patent
Search/Exam
Aug 8, 2023
(Electronic) Receipt
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Aug 8, 2023
English translation of the claims
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Aug 8, 2023
Filing of the translations of the claims
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Aug 8, 2023
French translation of claims
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Aug 8, 2023
Letter accompanying subsequently filed items
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Jul 20, 2023
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Intention to grant (signatures)
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Jul 20, 2023
Text intended for grant (clean copy)
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Jul 20, 2023
Jul 4, 2023
(Electronic) Receipt
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Jul 4, 2023
Amended description with annotations
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Jul 4, 2023
Description
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Jul 4, 2023
Letter accompanying subsequently filed items
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Jul 4, 2023
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Intention to grant (signatures)
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Apr 5, 2023
Text intended for grant (clean copy)
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Apr 5, 2023
Mar 22, 2023
Annex to the communication
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Mar 22, 2023
Mar 22, 2023
Consultation by telephone/in person
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Mar 22, 2023
Mar 13, 2023
(Electronic) Receipt
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Mar 13, 2023
Letter accompanying subsequently filed items
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Mar 13, 2023
Feb 20, 2023
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Feb 15, 2023
(Electronic) Receipt
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Feb 15, 2023
(Electronic) Receipt
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Feb 15, 2023
Amended claims with annotations
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Feb 15, 2023
Amended claims with annotations
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Feb 15, 2023
Amended claims with annotations
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Feb 15, 2023
Amended claims with annotations
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Feb 15, 2023
Claims
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Feb 15, 2023
Claims
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Feb 15, 2023
Claims
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Feb 15, 2023
Claims
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Feb 15, 2023
Letter accompanying subsequently filed items
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Feb 15, 2023
Feb 15, 2023
Aug 29, 2022
Advice of delivery
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Aug 23, 2022
Acknowledgement of a document
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Aug 23, 2022
Annex to the communication
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Aug 23, 2022
Summons to attend oral proceedings
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Mar 26, 2021
Amended claims with annotations
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Mar 26, 2021
Claims
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Mar 26, 2021
Nov 25, 2020
Annex to the communication
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Nov 25, 2020
Communication from the Examining Division
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Sep 7, 2020
Amended claims with annotations
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Sep 7, 2020
Claims
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Sep 7, 2020
Description
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Sep 7, 2020
May 18, 2020
Annex to the communication
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May 18, 2020
Communication from the Examining Division
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May 11, 2020
Examination started
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Nov 29, 2019
Nov 29, 2019
Amended claims with annotations
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Nov 29, 2019
Amendments received before examination
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Jul 31, 2019
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May 28, 2019
Communication to designated inventor
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May 28, 2019
Communication to designated inventor
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May 9, 2019
Apr 16, 2019
(Electronic) Receipt
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Apr 16, 2019
Priority search results
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Apr 16, 2019
Request for entry into the European phase
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Mar 1, 2019
Information on entry into European phase
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May 16, 2018
Apr 26, 2018
Copy of the international search report
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Apr 26, 2018
Copy of the international search report
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Apr 26, 2018
Published international application - A1
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Jan 12, 2018
Nov 30, 2017
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Oct 4, 2017
(Electronic) Receipt
PCTRO
Oct 4, 2017
Abstract
PCTRO
Oct 4, 2017
Claims
PCTRO
Oct 4, 2017
Description
PCTRO
Oct 4, 2017
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Drawings
PCTRO
Oct 4, 2017