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The patent EP3158225 was granted to Schaeffler on May 21, 2025. The application was filed on Jun 12, 2015 under application number EP15741488A. 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 |
|---|---|---|---|
| VALEO EMBRAYAGES | Aug 28, 2019 | VALEO POWERTRAIN SYSTEMS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102010029464 |
| OPPOSITION | DE102010034812 |
| OPPOSITION | DE102012220560 |
| OPPOSITION | DE19954274 |
| OPPOSITION | EP2607743 |
| OPPOSITION | FR1042826 |
| OPPOSITION | FR724234 |
| OPPOSITION | JP2012225487 |
| OPPOSITION | JPH07301282 |
| OPPOSITION | US6382050 |
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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Appeal
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Claims
Appeal
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Appeal
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Appeal
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Appeal
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Claims
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Feb 28, 2022
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Notice of appeal
Appeal
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Dec 10, 2018
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Decision to grant a European patent
Search/Exam
Oct 11, 2018
English translation of the claims
Search/Exam
Oct 11, 2018
Filing of the translations of the claims
Search/Exam
Oct 11, 2018
French translation of claims
Search/Exam
Jun 29, 2018
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Intention to grant (signatures)
Search/Exam
Jun 29, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 29, 2018
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Examination started
Search/Exam
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Aug 4, 2017
Amendments received before examination
Search/Exam
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Aug 2, 2017
Amendments received before examination
Search/Exam
Mar 29, 2017
Mar 16, 2017
Letter concerning the inventor
Search/Exam
Mar 3, 2017
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Letter which had not been notified
Search/Exam
Feb 2, 2017
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Jan 31, 2017
Communication to designated inventor
Search/Exam
Jan 3, 2017
Nov 28, 2016
(Electronic) Receipt
Search/Exam
Nov 28, 2016
Request for entry into the European phase
Search/Exam
Oct 28, 2016
Information on entry into European phase
Search/Exam
Jan 13, 2016
Dec 23, 2015
Copy of the international search report
Search/Exam
Dec 23, 2015
Copy of the international search report
Search/Exam
Dec 23, 2015
Published international application - A1
Search/Exam
Oct 7, 2015
ISR: cited documents
PCTISA
Oct 7, 2015
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Abstract
PCTISA
Jul 23, 2015
Claims
PCTISA
Jul 23, 2015
Description
PCTISA
Jul 23, 2015
Drawings
PCTISA