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The patent EP2754475 was granted to Baldwin Filters on Apr 27, 2022. The application was filed on Jun 16, 2009 under application number EP13197745A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| HYDAC FILTERTECHNIK | Jan 23, 2023 | BARTELS UND PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP1188469 |
| OPPOSITION | US2006054547 |
| OPPOSITION | US4915831 |
| OPPOSITION | US5826854 |
| OPPOSITION | WO2006091557 |
| SEARCH | EP1188469 |
| SEARCH | US2006054547 |
| SEARCH | US4915831 |
| SEARCH | US5826854 |
| SEARCH | WO2006091557 |
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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May 11, 2022
Mar 31, 2022
Decision to grant a European patent
Search/Exam
Mar 17, 2022
(Electronic) Receipt
Search/Exam
Mar 17, 2022
Filing of the translations of the claims
Search/Exam
Mar 17, 2022
French translation of claims
Search/Exam
Mar 17, 2022
German translation of the claims
Search/Exam
Mar 17, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 3, 2022
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Intention to grant (signatures)
Search/Exam
Jan 3, 2022
Text intended for grant (clean copy)
Search/Exam
Jan 3, 2022
Dec 22, 2021
Annex to a communication
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Annex to a communication
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Annex to a communication
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Dec 22, 2021
Annex to the communication
Search/Exam
Dec 22, 2021
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(Electronic) Receipt
Search/Exam
Nov 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 18, 2021
Oct 7, 2021
(Electronic) Receipt
Search/Exam
Oct 7, 2021
Amended claims with annotations
Search/Exam
Oct 7, 2021
Amended claims with annotations
Search/Exam
Oct 7, 2021
Amended claims with annotations
Search/Exam
Oct 7, 2021
Amended claims with annotations
Search/Exam
Oct 7, 2021
Amended claims with annotations
Search/Exam
Oct 7, 2021
Claims
Search/Exam
Oct 7, 2021
Claims
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Oct 7, 2021
Claims
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Oct 7, 2021
Claims
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Oct 7, 2021
Claims
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Oct 7, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 7, 2021
Apr 14, 2021
Advice of delivery
Search/Exam
Apr 9, 2021
Acknowledgement of a document
Search/Exam
Apr 9, 2021
Annex to the communication
Search/Exam
Apr 9, 2021
Summons to attend oral proceedings
Search/Exam
Mar 20, 2020
Mar 9, 2020
Dec 19, 2019
(Electronic) Receipt
Search/Exam
Dec 19, 2019
Amended claims with annotations
Search/Exam
Dec 19, 2019
Claims
Search/Exam
Dec 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2019
Aug 16, 2019
Annex to the communication
Search/Exam
Aug 16, 2019
Communication from the Examining Division
Search/Exam
Aug 9, 2019
Examination started
Search/Exam
Apr 26, 2019
Jul 8, 2015
(Electronic) Receipt
Search/Exam
Jul 8, 2015
Jul 8, 2015
Amended claims with annotations
Search/Exam
Jul 8, 2015
Amendments received before examination
Search/Exam
Jul 8, 2015
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2015
Dec 16, 2014
Dec 16, 2014
European search opinion
Search/Exam
Dec 16, 2014
European search report
Search/Exam
Jun 18, 2014
Notification of forthcoming publication
Search/Exam
Jun 13, 2014
Jun 13, 2014
Partial European search report
Search/Exam
May 21, 2014
Search started
Search/Exam
Feb 10, 2014
Communication to designated inventor
Search/Exam
Feb 10, 2014
Communication to designated inventor
Search/Exam
Dec 17, 2013
Abstract
Search/Exam
Dec 17, 2013
Dec 17, 2013
Claims
Search/Exam
Dec 17, 2013
Description
Search/Exam
Dec 17, 2013
Designation of inventor
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Dec 17, 2013
Designation of inventor
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Dec 17, 2013
Drawings
Search/Exam
Dec 17, 2013
Request for grant of a European patent
Search/Exam
Aug 17, 2009