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The patent EP2777448 was granted to Whirlpool on Nov 16, 2022. The application was filed on Mar 17, 2014 under application number EP14160283A. 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 |
|---|---|---|---|
| RENTSCH PARTNER | Apr 24, 2019 | RENTSCH PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | GB2387558 |
| EXAMINATION | WO2013020179 |
| OPPOSITION | CN101731933 |
| OPPOSITION | KR100966607B |
| OPPOSITION | US2013034643 |
| OPPOSITION | WO2012053881 |
| SEARCH | EP2497393 |
| SEARCH | US2013074707 |
| SEARCH | US2013074708 |
| SEARCH | WO2011106350 |
| SEARCH | WO2012165713 |
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 20, 2022
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Oct 11, 2022
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Refund of fees
Appeal
May 23, 2022
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May 17, 2022
(Electronic) Receipt
Appeal
May 17, 2022
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Withdrawal of an appeal
Appeal
Apr 7, 2022
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Mar 28, 2022
(Electronic) Receipt
Appeal
Mar 28, 2022
Mar 28, 2022
Notice of appeal
Appeal
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Aug 6, 2018
Jun 28, 2018
Decision to grant a European patent
Search/Exam
Jun 14, 2018
(Electronic) Receipt
Search/Exam
Jun 14, 2018
Filing of the translations of the claims
Search/Exam
Jun 14, 2018
French translation of claims
Search/Exam
Jun 14, 2018
German translation of the claims
Search/Exam
Jun 14, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 11, 2018
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Intention to grant (signatures)
Search/Exam
Apr 11, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 11, 2018
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(Electronic) Receipt
Search/Exam
Apr 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2017
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Annex to the communication
Search/Exam
Jan 13, 2017
Communication from the Examining Division
Search/Exam
Sep 14, 2016
Mar 17, 2015
(Electronic) Receipt
Search/Exam
Mar 17, 2015
Mar 17, 2015
Amended claims with annotations
Search/Exam
Mar 17, 2015
Mar 17, 2015
Amended description with annotations
Search/Exam
Mar 17, 2015
Amendments received before examination
Search/Exam
Mar 17, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2014
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Aug 20, 2014
Notification of forthcoming publication
Search/Exam
May 22, 2014
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European search opinion
Search/Exam
May 15, 2014
European search report
Search/Exam
May 9, 2014
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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May 7, 2014
Search started
Search/Exam
Mar 17, 2014
Abstract
Search/Exam
Mar 17, 2014
Mar 17, 2014
Claims
Search/Exam
Mar 17, 2014
Description
Search/Exam
Mar 17, 2014
Designation of inventor
Search/Exam
Mar 17, 2014
Designation of inventor
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Mar 17, 2014
Designation of inventor
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Mar 17, 2014
Designation of inventor
Search/Exam
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Designation of inventor
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Mar 17, 2014
Drawings
Search/Exam
Mar 17, 2014
Request for grant of a European patent
Search/Exam