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The patent EP3443239 was granted to Wabco on Apr 3, 2024. The application was filed on Apr 4, 2017 under application number EP17718019A. 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 |
|---|---|---|---|
| KNORR BREMSE SYSTEME FUR NUTZFAHRZEUGE | Oct 5, 2021 | SPECHT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102012102585 |
| EXAMINATION | US2016003315 |
| INTERNATIONAL-SEARCH-REPORT | DE4119928 |
| INTERNATIONAL-SEARCH-REPORT | DE4304616 |
| INTERNATIONAL-SEARCH-REPORT | DE4430956 |
| INTERNATIONAL-SEARCH-REPORT | US2002043436 |
| INTERNATIONAL-SEARCH-REPORT | US2004256183 |
| INTERNATIONAL-SEARCH-REPORT | US4382491 |
| OPPOSITION | DE102015109540 |
| OPPOSITION | DE4430956 |
| OPPOSITION | EP3308047 |
| OPPOSITION | US2004256183 |
| OPPOSITION | US2016003315 |
| OPPOSITION | WO2016202778 |
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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OPPO
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Apr 26, 2021
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Mar 3, 2021
Annexes in respect of a client data request
Search/Exam
Mar 3, 2021
Jan 20, 2021
Dec 10, 2020
Decision to grant a European patent
Search/Exam
Nov 25, 2020
(Electronic) Receipt
Search/Exam
Nov 25, 2020
English translation of the claims
Search/Exam
Nov 25, 2020
Filing of the translations of the claims
Search/Exam
Nov 25, 2020
French translation of claims
Search/Exam
Sep 18, 2020
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Sep 18, 2020
Intention to grant (signatures)
Search/Exam
Sep 18, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 18, 2020
Jul 2, 2020
(Electronic) Receipt
Search/Exam
Jul 2, 2020
Amended claims with annotations
Search/Exam
Jul 2, 2020
Amended description with annotations
Search/Exam
Jul 2, 2020
Amended drawings with annotations
Search/Exam
Jul 2, 2020
Claims
Search/Exam
Jul 2, 2020
Description
Search/Exam
Jul 2, 2020
Drawings
Search/Exam
Jul 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2020
Jun 8, 2020
Annex to the communication
Search/Exam
Jun 8, 2020
Communication from the Examining Division
Search/Exam
Jan 15, 2020
(Electronic) Receipt
Search/Exam
Jan 15, 2020
Amended claims with annotations
Search/Exam
Jan 15, 2020
Amended description with annotations
Search/Exam
Jan 15, 2020
Claims
Search/Exam
Jan 15, 2020
Description
Search/Exam
Jan 15, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 15, 2020
Nov 13, 2019
Annex to the communication
Search/Exam
Nov 13, 2019
Communication from the Examining Division
Search/Exam
Nov 6, 2019
Examination started
Search/Exam
Jan 23, 2019
Jan 15, 2019
(Electronic) Receipt
Search/Exam
Jan 15, 2019
Jan 15, 2019
Amended claims with annotations
Search/Exam
Jan 15, 2019
Jan 15, 2019
Amended description with annotations
Search/Exam
Jan 15, 2019
Jan 15, 2019
Amendments received before examination
Search/Exam
Jan 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2018
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Nov 21, 2018
Communication to designated inventor
Search/Exam
Oct 30, 2018
Jul 23, 2018
Information regarding early processing
Search/Exam
Jul 5, 2018
(Electronic) Receipt
Search/Exam
Jul 5, 2018
Priority search results
Search/Exam
Jul 5, 2018
Request for entry into the European phase
Search/Exam
Nov 6, 2017
Oct 19, 2017
Copy of the international search report
Search/Exam
Oct 19, 2017
Copy of the international search report
Search/Exam
Oct 19, 2017
Published international application - A1
Search/Exam
Jul 6, 2017
Jul 6, 2017
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May 3, 2017
Apr 28, 2017
Apr 4, 2017
Abstract
PCTRO
Apr 4, 2017
Claims
PCTRO
Apr 4, 2017
Description
PCTRO
Apr 4, 2017
Apr 4, 2017
Drawings
PCTRO
Apr 4, 2017
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