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The patent EP3725350 was granted to Norton Waterford on Feb 9, 2022. The application was originally filed on Dec 5, 2017 under application number EP20172454A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | US2002000225 |
| OPPOSITION | US2005174216 |
| OPPOSITION | US2008178872 |
| OPPOSITION | WO2014033229 |
| OPPOSITION | WO2014204511 |
| OPPOSITION | WO2015031472 |
| OPPOSITION | WO2015178907 |
| OPPOSITION | WO2016033419 |
| OPPOSITION | WO2016033421 |
| OPPOSITION | WO2016111633 |
| OPPOSITION | WO2018104268 |
| SEARCH | US2005174216 |
| SEARCH | US2008178872 |
| SEARCH | WO2014033229 |
| SEARCH | WO2015178907 |
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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Jun 26, 2024
Refund of fees
Appeal
Jun 24, 2024
Jun 24, 2024
Jun 19, 2024
(Electronic) Receipt
Appeal
Jun 19, 2024
Jun 19, 2024
Jun 19, 2024
Withdrawal of an appeal
Appeal
Apr 24, 2024
Apr 24, 2024
Apr 17, 2024
(Electronic) Receipt
Appeal
Apr 17, 2024
Apr 17, 2024
Notice of appeal
Appeal
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Means of redress
OPPO
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Jan 16, 2024
Nov 22, 2023
Nov 16, 2023
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Oct 25, 2023
Oct 19, 2023
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Oct 18, 2023
Jun 26, 2023
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Jun 12, 2023
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Apr 6, 2023
Mar 31, 2023
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Mar 31, 2023
Nov 23, 2022
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Nov 11, 2022
Nov 8, 2022
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Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Feb 22, 2022
Jan 13, 2022
Decision to grant a European patent
Search/Exam
Dec 22, 2021
(Electronic) Receipt
Search/Exam
Dec 22, 2021
Filing of the translations of the claims
Search/Exam
Dec 22, 2021
French translation of claims
Search/Exam
Dec 22, 2021
German translation of the claims
Search/Exam
Dec 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2021
Aug 12, 2021
Aug 12, 2021
Intention to grant (signatures)
Search/Exam
Aug 12, 2021
Text intended for grant (clean copy)
Search/Exam
Aug 12, 2021
Jul 20, 2021
Examination started
Search/Exam
Apr 14, 2021
(Electronic) Receipt
Search/Exam
Apr 14, 2021
Apr 14, 2021
Amended claims with annotations
Search/Exam
Apr 14, 2021
Apr 14, 2021
Amended description with annotations
Search/Exam
Apr 14, 2021
Amendments received before examination
Search/Exam
Apr 14, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2020
Oct 14, 2020
Refund of fees
Search/Exam
Sep 23, 2020
Notification of forthcoming publication
Search/Exam
Sep 22, 2020
Sep 22, 2020
European search opinion
Search/Exam
Sep 22, 2020
European search report
Search/Exam
Sep 22, 2020
Information on Search Strategy
Search/Exam
Sep 16, 2020
Modified abstract
Search/Exam
Sep 9, 2020
Search started
Search/Exam
Jun 23, 2020
Communication to designated inventor
Search/Exam
Jun 23, 2020
Communication to designated inventor
Search/Exam
Jun 11, 2020
(Electronic) Receipt
Search/Exam
Jun 11, 2020
Claims
Search/Exam
Jun 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 11, 2020
Matter concerning the application
Search/Exam
May 14, 2020
Invitation to file claims
Search/Exam
Apr 30, 2020
Abstract
Search/Exam
Apr 30, 2020
Apr 30, 2020
Description
Search/Exam
Apr 30, 2020
Designation of inventor
Search/Exam
Apr 30, 2020
Drawings
Search/Exam
Apr 30, 2020
Request for grant of a European patent
Search/Exam
Jul 5, 2018