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The patent EP3072430 was granted to Eurofilters Holding on May 10, 2017. The application was filed on Mar 22, 2012 under application number EP16165922A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| MIELE & CIE | Feb 9, 2018 | - | WITHDRAWN |
| BRANOFILTER | Feb 7, 2018 | LOUIS POHLAU LOHRENTZ | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP20100002964 |
| DESCRIPTION | EP20100009351 |
| DESCRIPTION | EP20100163462 |
| DESCRIPTION | EP20100163463 |
| DESCRIPTION | DE102007060747 |
| DESCRIPTION | DE102008006769 |
| DESCRIPTION | DE202005000917U |
| DESCRIPTION | DE202006016303U |
| DESCRIPTION | DE202006016304U |
| DESCRIPTION | DE202006019108U |
| DESCRIPTION | DE202007010692U |
| DESCRIPTION | DE202008007717U |
| DESCRIPTION | DE202008016300U |
| DESCRIPTION | DE202009002970U |
| DESCRIPTION | EP0042723 |
| DESCRIPTION | EP0960645 |
| DESCRIPTION | EP1787560 |
| DESCRIPTION | EP1804635 |
| DESCRIPTION | EP1915938 |
| DESCRIPTION | EP2012640 |
| DESCRIPTION | US4021879 |
| DESCRIPTION | WO2005060807 |
| DESCRIPTION | WO2010000453 |
| OPPOSITION | DE102007025389 |
| OPPOSITION | DE102007046373 |
| OPPOSITION | DE102007059930 |
| OPPOSITION | DE102007060747 |
| OPPOSITION | DE102008006769 |
| OPPOSITION | DE102008010068 |
| OPPOSITION | DE19830737 |
| OPPOSITION | DE202005000917U |
| OPPOSITION | DE202006016303U |
| OPPOSITION | DE202006016304U |
| OPPOSITION | DE202006019108U |
| OPPOSITION | DE202007010692U |
| OPPOSITION | DE202008007717U |
| OPPOSITION | DE202008016300U |
| OPPOSITION | DE202008016669U |
| OPPOSITION | DE202009002970U |
| OPPOSITION | DE4413225 |
| OPPOSITION | EP0042723 |
| OPPOSITION | EP0960645 |
| OPPOSITION | EP1787560 |
| OPPOSITION | EP1804635 |
| OPPOSITION | EP1915938 |
| OPPOSITION | EP1997417 |
| OPPOSITION | EP2012640 |
| OPPOSITION | EP2366319 |
| OPPOSITION | EP2366320 |
| OPPOSITION | EP2377444 |
| OPPOSITION | EP2399321 |
| OPPOSITION | EP2428151 |
| OPPOSITION | US2008174105 |
| OPPOSITION | US4021879 |
| OPPOSITION | WO2005060807 |
| OPPOSITION | WO2008000829 |
| OPPOSITION | WO2010000453 |
| OPPOSITION | WO2012126613 |
| SEARCH | DE102007046373 |
| SEARCH | DE102007059930 |
| SEARCH | EP2366319 |
| SEARCH | EP2428151 |
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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Feb 19, 2024
Feb 19, 2024
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Feb 19, 2024
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Request for correction
Appeal
Jan 12, 2024
Request for correction
Appeal
Dec 8, 2023
Advice of delivery
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Feb 17, 2022
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Notice of appeal
Appeal
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OPPO
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OPPO
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Claims
OPPO
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Decision to grant a European patent
Search/Exam
Feb 14, 2017
English translation of the claims
Search/Exam
Feb 14, 2017
Filing of the translations of the claims
Search/Exam
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French translation of claims
Search/Exam
Feb 14, 2017
Payment of fees and costs
Search/Exam
Feb 7, 2017
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Intention to grant (signatures)
Search/Exam
Feb 7, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 7, 2017
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Annex to the communication
Search/Exam
Dec 7, 2016
Communication from the Examining Division
Search/Exam
Dec 1, 2016
Examination started
Search/Exam
Oct 17, 2016
Matter concerning the application
Search/Exam
Oct 4, 2016
Sep 7, 2016
Refund of fees
Search/Exam
Aug 31, 2016
Notification of forthcoming publication
Search/Exam
Aug 31, 2016
Payment of fees and costs
Search/Exam
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European search opinion
Search/Exam
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European search report
Search/Exam
Aug 18, 2016
Information on Search Strategy
Search/Exam
Jul 25, 2016
Search started
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Communication to designated inventor
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Jun 10, 2016
Communication to designated inventor
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Apr 19, 2016
Abstract
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Annex
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Claims
Search/Exam
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Description
Search/Exam
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Designation of inventor
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Drawings
Search/Exam
Apr 19, 2016
Request for grant of a European patent
Search/Exam