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The patent EP3145838 was granted to Advanced Technology Assets on Dec 16, 2020. The application was filed on Dec 17, 2014 under application number EP14891589A. 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 |
|---|---|---|---|
| WILSON GUNN | Sep 16, 2021 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0512468 |
| EXAMINATION | EP0521510 |
| INTERNATIONAL-SEARCH-REPORT | EP0512468 |
| INTERNATIONAL-SEARCH-REPORT | US2012097602 |
| INTERNATIONAL-SEARCH-REPORT | WO03002423 |
| INTERNATIONAL-SEARCH-REPORT | WO2013178870 |
| INTERNATIONAL-SEARCH-REPORT | WO2014012779 |
| OPPOSITION | GB2406305 |
| OPPOSITION | GB2433422 |
| OPPOSITION | US2004115310 |
| OPPOSITION | US2012097602 |
| OPPOSITION | US5656311 |
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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Mar 24, 2025
Mar 24, 2025
Mar 24, 2025
Mar 17, 2025
Mar 17, 2025
Mar 17, 2025
Feb 5, 2025
Jan 31, 2025
(Electronic) Receipt
Appeal
Jan 31, 2025
Jan 31, 2025
Jan 27, 2025
Jan 21, 2025
(Electronic) Receipt
Appeal
Jan 21, 2025
Jan 21, 2025
Jan 15, 2025
Jan 10, 2025
(Electronic) Receipt
Appeal
Jan 10, 2025
Jan 10, 2025
Dec 5, 2024
Dec 5, 2024
Dec 3, 2024
Nov 28, 2024
(Electronic) Receipt
Appeal
Nov 28, 2024
Nov 28, 2024
Oct 8, 2024
Oct 2, 2024
(Electronic) Receipt
Appeal
Oct 2, 2024
Oct 2, 2024
Sep 5, 2024
Sep 5, 2024
Sep 5, 2024
Sep 2, 2024
Aug 12, 2024
Feb 26, 2024
Feb 20, 2024
(Electronic) Receipt
Appeal
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
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Feb 20, 2024
Feb 20, 2024
Reply to appeal
Appeal
Oct 20, 2023
Oct 16, 2023
(Electronic) Receipt
Appeal
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Aug 2, 2023
Aug 2, 2023
Jul 26, 2023
(Electronic) Receipt
Appeal
Jul 26, 2023
Jul 26, 2023
Notice of appeal
Appeal
Jul 21, 2023
Jul 21, 2023
Jul 21, 2023
Jul 11, 2023
Jun 6, 2023
Jun 6, 2023
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Means of redress
OPPO
Jun 6, 2023
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Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Jan 11, 2021
Nov 19, 2020
Decision to grant a European patent
Search/Exam
Nov 3, 2020
(Electronic) Receipt
Search/Exam
Nov 3, 2020
Filing of the translations of the claims
Search/Exam
Nov 3, 2020
French translation of claims
Search/Exam
Nov 3, 2020
German translation of the claims
Search/Exam
Nov 3, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Intention to grant (signatures)
Search/Exam
Jul 9, 2020
Text intended for grant (clean copy)
Search/Exam
Jul 9, 2020
Jan 21, 2019
Dec 21, 2018
Annexes in respect of a client data request
Search/Exam
Dec 21, 2018
Aug 30, 2018
(Electronic) Receipt
Search/Exam
Aug 30, 2018
Amended claims with annotations
Search/Exam
Aug 30, 2018
Amended description with annotations
Search/Exam
Aug 30, 2018
Claims
Search/Exam
Aug 30, 2018
Description
Search/Exam
Aug 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 30, 2018
Jul 17, 2018
Jul 12, 2018
(Electronic) Receipt
Search/Exam
Jul 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2018
Jun 8, 2018
Jun 8, 2018
Mar 13, 2018
Annex to the communication
Search/Exam
Mar 13, 2018
Communication from the Examining Division
Search/Exam
Jan 30, 2018
Examination started
Search/Exam
Mar 1, 2017
Feb 1, 2017
Jan 13, 2017
Communication to designated inventor
Search/Exam
Jan 10, 2017
Communication to designated inventor
Search/Exam
Jan 10, 2017
Communication to designated inventor
Search/Exam
Jan 10, 2017
Communication to designated inventor
Search/Exam
Jan 6, 2017
Letter concerning the inventor
Search/Exam
Dec 22, 2016
(Electronic) Receipt
Search/Exam
Dec 22, 2016
Dec 22, 2016
Amended claims with annotations
Search/Exam
Dec 22, 2016
Request for entry into the European phase
Search/Exam
Nov 28, 2016
Nov 28, 2016
Sep 30, 2016
Information on entry into European phase
Search/Exam
May 25, 2016
May 25, 2016
May 25, 2016
May 25, 2016
May 25, 2016
Apr 12, 2016
Notification of election of EPO
Search/Exam
Mar 17, 2016
Copy of the international search report
Search/Exam
Mar 17, 2016
Mar 14, 2016
Mar 7, 2016
Mar 7, 2016
PCT demand form
PCT2
Jan 29, 2016
ISR: cited documents
PCTISA
Jan 28, 2016
Jan 28, 2016
Jan 28, 2016
Dec 14, 2015
Dec 14, 2015
Nov 26, 2015
Published international application - A2
Search/Exam
Nov 17, 2015
Nov 16, 2015
Annex
PCTISA
Nov 6, 2015
Abstract
PCTISA
Nov 6, 2015
Claims
PCTISA
Nov 6, 2015
Description
PCTISA
Nov 6, 2015
Drawings
PCTISA
Nov 6, 2015
Nov 6, 2015