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The patent EP3778809 was granted to Swimc on Apr 26, 2023. The application was filed on Oct 18, 2005 under application number EP20174398A. 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 |
|---|---|---|---|
| PPG INDUSTRIES | Jan 26, 2024 | F & E PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US19390606206 |
| DESCRIPTION | US2633458 |
| DESCRIPTION | US3479310 |
| DESCRIPTION | US4147679 |
| DESCRIPTION | US4692491 |
| OPPOSITION | DE2709308 |
| OPPOSITION | EP0389915 |
| OPPOSITION | EP0450452 |
| OPPOSITION | GB1555868 |
| OPPOSITION | JP2002155234 |
| OPPOSITION | JPH0543830 |
| OPPOSITION | JPH06271779 |
| OPPOSITION | JPH07118544 |
| OPPOSITION | JPH09227824 |
| OPPOSITION | JPS5339387 |
| OPPOSITION | US2003069352 |
| OPPOSITION | US4148670 |
| OPPOSITION | US4247439 |
| OPPOSITION | US4289674 |
| OPPOSITION | US4647612 |
| OPPOSITION | US5087603 |
| OPPOSITION | US5521246 |
| OPPOSITION | US5714539 |
| OPPOSITION | WO03076530 |
| OPPOSITION | WO2004090020 |
| OPPOSITION | WO2006045017 |
| OTHER | EP0389915 |
| OTHER | US5714539 |
| SEARCH | EP0389915 |
| SEARCH | US5714539 |
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 10, 2023
Mar 30, 2023
Decision to grant a European patent
Search/Exam
Mar 15, 2023
(Electronic) Receipt
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Mar 15, 2023
Filing of the translations of the claims
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Mar 15, 2023
French translation of claims
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Mar 15, 2023
German translation of the claims
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Mar 15, 2023
Letter accompanying subsequently filed items
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Nov 16, 2022
Nov 16, 2022
Nov 16, 2022
Nov 16, 2022
Intention to grant (signatures)
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Nov 16, 2022
Text intended for grant (clean copy)
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Nov 16, 2022
Jul 8, 2022
(Electronic) Receipt
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Jul 8, 2022
Amended description with annotations
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Jul 8, 2022
Description
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Jul 8, 2022
Letter accompanying subsequently filed items
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Jul 8, 2022
Jun 24, 2022
Annex to the communication
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Jun 24, 2022
Communication from the Examining Division
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Jun 15, 2022
(Electronic) Receipt
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Jun 15, 2022
Amended claims with annotations
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Jun 15, 2022
Claims
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Jun 15, 2022
Letter accompanying subsequently filed items
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Jun 15, 2022
Apr 7, 2022
Annex to the communication
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Apr 7, 2022
Apr 7, 2022
Mar 24, 2022
Mar 18, 2022
Observations by third parties
Search/Exam
Feb 22, 2022
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Feb 22, 2022
Intention to grant (signatures)
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Feb 22, 2022
Text intended for grant (clean copy)
Search/Exam
Feb 22, 2022
Nov 29, 2021
(Electronic) Receipt
Search/Exam
Nov 29, 2021
Amended claims with annotations
Search/Exam
Nov 29, 2021
Amended description with annotations
Search/Exam
Nov 29, 2021
Claims
Search/Exam
Nov 29, 2021
Description
Search/Exam
Nov 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 29, 2021
Jul 19, 2021
Annex to the communication
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Jul 19, 2021
Communication from the Examining Division
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May 18, 2021
May 11, 2021
Observations by third parties
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Apr 9, 2021
Examination started
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Mar 23, 2021
(Electronic) Receipt
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Mar 23, 2021
Mar 23, 2021
Amended description with annotations
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Mar 23, 2021
Amendments received before examination
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Mar 23, 2021
Letter accompanying subsequently filed items
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Feb 22, 2021
Jan 20, 2021
Notification of forthcoming publication
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Dec 16, 2020
Refund of fees
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Dec 15, 2020
Dec 15, 2020
European search opinion
Search/Exam
Dec 15, 2020
European search report
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Dec 15, 2020
Information on Search Strategy
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Nov 30, 2020
Search started
Search/Exam
Sep 3, 2020
(Electronic) Receipt
Search/Exam
Sep 3, 2020
Claims
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Sep 3, 2020
Designation of inventor
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Sep 3, 2020
Letter accompanying subsequently filed items
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Sep 3, 2020
Matter concerning the application
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Sep 3, 2020
Matter concerning the application
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Aug 7, 2020
Communication to designated inventor
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Aug 7, 2020
Communication to designated inventor
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Aug 7, 2020
Communication to designated inventor
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Aug 7, 2020
Communication to designated inventor
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Aug 7, 2020
Communication to designated inventor
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Jun 24, 2020
(Electronic) Receipt
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Jun 24, 2020
Deficiency in designation of inventor
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Jun 24, 2020
Designation of inventor
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Jun 24, 2020
Invitation to file claims
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Jun 24, 2020
Letter accompanying subsequently filed items
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May 13, 2020
Abstract
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May 13, 2020
May 13, 2020
Description
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May 13, 2020
Request for grant of a European patent
Search/Exam
May 17, 2006