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The patent EP2792584 was granted to Yamaha Hatsudoki Kabushiki Kaisha on Apr 30, 2025. The application was filed on Mar 24, 2014 under application number EP14161229A. 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 |
|---|---|---|---|
| KROHER STROBEL RECHTS UND PATENTANWALTE PARTMBB | Oct 10, 2018 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2010149836 |
| OPPOSITION | DE202012004965U |
| OPPOSITION | EP1645466 |
| OPPOSITION | EP2407345 |
| OPPOSITION | EP2489549 |
| OPPOSITION | JP2008001305 |
| OPPOSITION | US2005099818 |
| OPPOSITION | US2005270785 |
| OPPOSITION | US2006082221 |
| OPPOSITION | US2008225535 |
| OPPOSITION | US7674022 |
| OPPOSITION | WO2007107935 |
| OPPOSITION | WO2010061651 |
| SEARCH | DE202012004965U |
| SEARCH | EP1645466 |
| SEARCH | EP2489549 |
| SEARCH | EP2657080 |
| SEARCH | JP2008001305 |
| SEARCH | US2005270785 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Mar 28, 2023
(Electronic) Receipt
Appeal
Mar 28, 2023
Mar 28, 2023
Reply to appeal
Appeal
Nov 18, 2022
Nov 14, 2022
(Electronic) Receipt
Appeal
Nov 14, 2022
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(Electronic) Receipt
Appeal
Sep 8, 2022
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Notice of appeal
Appeal
Sep 8, 2022
Notice of appeal
Appeal
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Description
OPPO
Sep 10, 2021
Description
OPPO
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Description
OPPO
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Description
OPPO
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Claims
OPPO
May 16, 2019
Claims
OPPO
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Jan 26, 2018
Dec 14, 2017
Decision to grant a European patent
Search/Exam
Nov 8, 2017
Filing of the translations of the claims
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Nov 8, 2017
French translation of claims
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Nov 8, 2017
German translation of the claims
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Nov 8, 2017
Payment of fees and costs
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Aug 28, 2017
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Intention to grant (signatures)
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Aug 28, 2017
Text intended for grant (clean copy)
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Aug 28, 2017
May 23, 2016
Amended claims with annotations
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May 23, 2016
Claims
Search/Exam
May 23, 2016
Jan 13, 2016
Annex to the communication
Search/Exam
Jan 13, 2016
Communication from the Examining Division
Search/Exam
Aug 27, 2015
Amended claims with annotations
Search/Exam
Aug 27, 2015
Claims
Search/Exam
Aug 27, 2015
Apr 21, 2015
Annex to the communication
Search/Exam
Apr 21, 2015
Communication from the Examining Division
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Apr 14, 2015
Examination started
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Feb 24, 2015
Submission concerning representation
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Dec 5, 2014
Dec 5, 2014
Amended claims with annotations
Search/Exam
Dec 5, 2014
Dec 5, 2014
Amendments received before examination
Search/Exam
Dec 5, 2014
Payment of fees and costs
Search/Exam
Oct 27, 2014
Sep 24, 2014
Notification of forthcoming publication
Search/Exam
Jul 24, 2014
Jul 24, 2014
European search opinion
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Jul 24, 2014
European search report
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Jul 17, 2014
Modified abstract
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Jul 15, 2014
Search started
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Jun 4, 2014
May 26, 2014
May 16, 2014
Communication to designated inventor
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May 16, 2014
Communication to designated inventor
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May 16, 2014
Communication to designated inventor
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May 16, 2014
Communication to designated inventor
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May 16, 2014
Communication to designated inventor
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Mar 24, 2014
Abstract
Search/Exam
Mar 24, 2014
Mar 24, 2014
Claims
Search/Exam
Mar 24, 2014
Description
Search/Exam
Mar 24, 2014
Designation of inventor
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Mar 24, 2014
Designation of inventor
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Mar 24, 2014
Designation of inventor
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Mar 24, 2014
Designation of inventor
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Mar 24, 2014
Designation of inventor
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Mar 24, 2014
Drawings
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Mar 24, 2014
Request for grant of a European patent
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