The patent EP3416734 was granted to Baldwin Filters on Oct 28, 2020. The application was originally filed on Feb 9, 2017 under application number EP17753664A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number | 
|---|---|
| DESCRIPTION | WO2015US54739 | 
| DESCRIPTION | JPS60155921U | 
| DESCRIPTION | US2014217009 | 
| DESCRIPTION | US4410427 | 
| DESCRIPTION | US5820646 | 
| DESCRIPTION | US6080310 | 
| DESCRIPTION | US6743317 | 
| DESCRIPTION | US7396376 | 
| DESCRIPTION | US7967886 | 
| DESCRIPTION | WO2007056589 | 
| DESCRIPTION | WO2009039285 | 
| DESCRIPTION | WO2016057815 | 
| DESCRIPTION | WO2017031168 | 
| INTERNATIONAL-SEARCH-REPORT | US2002073667 | 
| INTERNATIONAL-SEARCH-REPORT | US2010147760 | 
| INTERNATIONAL-SEARCH-REPORT | US2010192530 | 
| INTERNATIONAL-SEARCH-REPORT | US2013001154 | 
| INTERNATIONAL-SEARCH-REPORT | US6280824 | 
| OPPOSITION | CA2331822 | 
| OPPOSITION | JPS60155921 | 
| OPPOSITION | US2002096247 | 
| OPPOSITION | US2007039296 | 
| OPPOSITION | US2008160318 | 
| OPPOSITION | US3039908 | 
| OPPOSITION | US3133847 | 
| OPPOSITION | US4410427 | 
| OPPOSITION | US4963171 | 
| OPPOSITION | US5820645 | 
| OPPOSITION | US5820646 | 
| OPPOSITION | US6190432 | 
| OPPOSITION | US6348084 | 
| OPPOSITION | US6568540 | 
| OPPOSITION | WO2005123214 | 
| SEARCH | WO2007056589 | 
| SEARCH | WO2009039285 | 
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Date
Description
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Jul 23, 2025
Jul 23, 2025
Description
OPPO
Jul 23, 2025
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Description
OPPO
May 19, 2025
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Apr 15, 2025
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Feb 11, 2025
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Claims
Appeal
Feb 11, 2025
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Jan 9, 2025
(Electronic) Receipt
Appeal
Jan 9, 2025
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Dec 20, 2024
Dec 17, 2024
(Electronic) Receipt
Appeal
Dec 17, 2024
Dec 17, 2024
Nov 5, 2024
Oct 30, 2024
(Electronic) Receipt
Appeal
Oct 30, 2024
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Sep 23, 2024
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Jul 15, 2024
(Electronic) Receipt
Appeal
Jul 15, 2024
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Nov 23, 2023
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Sep 12, 2023
Sep 8, 2023
(Electronic) Receipt
Appeal
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Reply to appeal
Appeal
Sep 8, 2023
Reply to appeal
Appeal
Jun 22, 2023
Jun 19, 2023
(Electronic) Receipt
Appeal
Jun 19, 2023
Jun 19, 2023
May 9, 2023
May 4, 2023
May 4, 2023
Apr 25, 2023
(Electronic) Receipt
Appeal
Apr 25, 2023
Apr 25, 2023
Notice of appeal
Appeal
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Means of redress
OPPO
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 15, 2023
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Feb 6, 2023
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Dec 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2022
Dec 8, 2022
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Aug 11, 2021
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Aug 6, 2021
Refund of fees
OPPO
Aug 4, 2021
Jul 28, 2021
Jul 28, 2021
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Jul 28, 2021
Jul 28, 2021
Nov 9, 2020
Oct 1, 2020
Decision to grant a European patent
Search/Exam
Sep 18, 2020
(Electronic) Receipt
Search/Exam
Sep 18, 2020
Filing of the translations of the claims
Search/Exam
Sep 18, 2020
French translation of claims
Search/Exam
Sep 18, 2020
German translation of the claims
Search/Exam
Sep 18, 2020
Letter accompanying subsequently filed items
Search/Exam
May 20, 2020
May 20, 2020
May 20, 2020
Intention to grant (signatures)
Search/Exam
May 20, 2020
Text intended for grant (clean copy)
Search/Exam
May 20, 2020
Mar 10, 2020
Examination started
Search/Exam
Feb 25, 2020
(Electronic) Receipt
Search/Exam
Feb 25, 2020
Feb 25, 2020
Amended claims with annotations
Search/Exam
Feb 25, 2020
Feb 25, 2020
Amended description with annotations
Search/Exam
Feb 25, 2020
Amendments received before examination
Search/Exam
Feb 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 21, 2019
Aug 1, 2019
Aug 1, 2019
European search opinion
Search/Exam
Aug 1, 2019
Information on Search Strategy
Search/Exam
Aug 1, 2019
Supplementary European search report
Search/Exam
Jul 23, 2019
Search started
Search/Exam
Dec 13, 2018
(Electronic) Receipt
Search/Exam
Dec 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 13, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
Dec 5, 2018
Communication to designated inventor
Search/Exam
Nov 28, 2018
(Electronic) Receipt
Search/Exam
Nov 28, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 28, 2018
Letter concerning the inventor
Search/Exam
Nov 28, 2018
Nov 9, 2018
Nov 2, 2018
Letter which had not been notified
Search/Exam
Sep 26, 2018
Sep 24, 2018
Communication to designated inventor
Search/Exam
Sep 24, 2018
Communication to designated inventor
Search/Exam
Sep 24, 2018
Communication to designated inventor
Search/Exam
Sep 24, 2018
Communication to designated inventor
Search/Exam
Sep 6, 2018
Aug 28, 2018
(Electronic) Receipt
Search/Exam
Aug 28, 2018
Aug 28, 2018
Amended claims with annotations
Search/Exam
Aug 28, 2018
Aug 28, 2018
Amendments received before examination
Search/Exam
Aug 28, 2018
Request for entry into the European phase
Search/Exam
Jun 29, 2018
Information on entry into European phase
Search/Exam
Nov 16, 2017
Copy of the international search report
Search/Exam
Nov 16, 2017
Sep 12, 2017
Aug 24, 2017
Published international application - A2
Search/Exam