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The patent EP3120578 was granted to Bose on Aug 17, 2022. The application was filed on Mar 19, 2015 under application number EP15714128A. 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 |
|---|---|---|---|
| KS HIMPP | Jul 30, 2019 | FDST PATENTANWALTE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2009154741 |
| INTERNATIONAL-SEARCH-REPORT | US2012095528 |
| INTERNATIONAL-SEARCH-REPORT | US2012183164 |
| INTERNATIONAL-SEARCH-REPORT | US6035050 |
| OPPOSITION | EP1858292 |
| OPPOSITION | EP1906700 |
| OPPOSITION | EP2549397 |
| OPPOSITION | EP2884766 |
| OPPOSITION | EP3120578 |
| OPPOSITION | US2011293123 |
| OPPOSITION | US2013177189 |
| OPPOSITION | US2014032596 |
| OPPOSITION | US2014314261 |
| OPPOSITION | US6041311 |
| OPPOSITION | US6530083 |
| OPPOSITION | US8532317 |
| OPPOSITION | WO2012066149 |
| OPPOSITION | WO2012092562 |
| OPPOSITION | WO2014124449 |
| OPPOSITION | WO2015024584 |
| OPPOSITION | WO2015143151 |
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.
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Description
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Appeal
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Withdrawal of an appeal
Appeal
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Appeal
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Notice of appeal
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Nov 12, 2018
Oct 5, 2018
Decision to grant a European patent
Search/Exam
Sep 24, 2018
(Electronic) Receipt
Search/Exam
Sep 24, 2018
Filing of the translations of the claims
Search/Exam
Sep 24, 2018
French translation of claims
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Sep 24, 2018
German translation of the claims
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Sep 24, 2018
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Aug 24, 2018
Text intended for grant (clean copy)
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Aug 24, 2018
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(Electronic) Receipt
Search/Exam
Nov 16, 2017
Amended description with annotations
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Nov 16, 2017
Description
Search/Exam
Nov 16, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2017
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Annex to the communication
Search/Exam
Nov 15, 2017
Communication from the Examining Division
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Nov 2, 2017
Examination started
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Mar 21, 2017
Submission concerning representation
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Amended claims with annotations
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Jan 11, 2017
Amendments received before examination
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Communication to designated inventor
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Oct 6, 2016
Sep 16, 2016
(Electronic) Receipt
Search/Exam
Sep 16, 2016
Sep 16, 2016
Request for entry into the European phase
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Jul 29, 2016
Information on entry into European phase
Search/Exam
Oct 13, 2015
Sep 24, 2015
Copy of the international search report
Search/Exam
Sep 24, 2015
Published international application - A1
Search/Exam
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Abstract
PCTISA
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Annex
PCTISA
Apr 2, 2015
Claims
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Description
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Apr 2, 2015
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