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The patent EP3052232 was granted to Johnson Matthey Process on Jan 10, 2018. The application was filed on Oct 3, 2014 under application number EP14790428A. 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 |
|---|---|---|---|
| ALBEMARLE NETHERLANDS | Oct 10, 2018 | HOYNG ROKH MONEGIER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4866019 |
| DESCRIPTION | US4952382 |
| DESCRIPTION | US4964581 |
| DESCRIPTION | US6028023 |
| DESCRIPTION | US6479421 |
| DESCRIPTION | US6929736 |
| DESCRIPTION | US7112313 |
| INTERNATIONAL-SEARCH-REPORT | WO2006029129 |
| INTERNATIONAL-SEARCH-REPORT | WO2008003091 |
| OPPOSITION | US2010018898 |
| OPPOSITION | US4946581 |
| OPPOSITION | WO2006029129 |
| OPPOSITION | WO2008003091 |
| OPPOSITION | WO9949001 |
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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Jan 19, 2023
Jan 19, 2023
Jan 19, 2023
Jan 16, 2023
Refund of fees
Appeal
Jan 12, 2023
Jan 12, 2023
Jan 10, 2023
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 20, 2022
(Electronic) Receipt
Appeal
Dec 20, 2022
Dec 20, 2022
Dec 20, 2022
Withdrawal of an appeal
Appeal
Aug 19, 2022
(Electronic) Receipt
Appeal
Aug 19, 2022
Aug 19, 2022
Jul 28, 2022
(Electronic) Receipt
Appeal
Jul 28, 2022
Jul 28, 2022
Jul 21, 2022
Jul 21, 2022
Jul 21, 2022
Jul 18, 2022
Nov 18, 2020
Nov 13, 2020
(Electronic) Receipt
Appeal
Nov 13, 2020
Nov 13, 2020
Oct 13, 2020
Oct 13, 2020
Sep 29, 2020
(Electronic) Receipt
Appeal
Sep 29, 2020
(Electronic) Receipt
Appeal
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Reply to appeal
Appeal
May 28, 2020
May 20, 2020
(Electronic) Receipt
Appeal
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
May 20, 2020
Mar 30, 2020
Mar 30, 2020
Mar 23, 2020
(Electronic) Receipt
Appeal
Mar 23, 2020
Mar 23, 2020
Notice of appeal
Appeal
Jan 22, 2020
Jan 20, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Means of redress
OPPO
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Jan 15, 2020
Nov 29, 2019
Oct 8, 2019
Oct 7, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 27, 2019
Sep 27, 2019
Sep 27, 2019
Sep 26, 2019
Sep 23, 2019
Sep 23, 2019
Sep 23, 2019
Apr 15, 2019
Apr 5, 2019
Apr 4, 2019
Apr 4, 2019
Apr 4, 2019
Apr 4, 2019
Apr 4, 2019
Apr 4, 2019
Mar 12, 2019
Mar 5, 2019
Mar 5, 2019
Mar 5, 2019
Nov 7, 2018
Nov 7, 2018
Oct 16, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Jan 26, 2018
Dec 14, 2017
Decision to grant a European patent
Search/Exam
Nov 28, 2017
(Electronic) Receipt
Search/Exam
Nov 28, 2017
Filing of the translations of the claims
Search/Exam
Nov 28, 2017
French translation of claims
Search/Exam
Nov 28, 2017
German translation of the claims
Search/Exam
Nov 28, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 24, 2017
Aug 24, 2017
Aug 24, 2017
Intention to grant (signatures)
Search/Exam
Aug 24, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 24, 2017
May 3, 2017
(Electronic) Receipt
Search/Exam
May 3, 2017
Amended claims with annotations
Search/Exam
May 3, 2017
Amended description with annotations
Search/Exam
May 3, 2017
Claims
Search/Exam
May 3, 2017
Description
Search/Exam
May 3, 2017
Letter accompanying subsequently filed items
Search/Exam
May 3, 2017
Mar 6, 2017
Annex to the communication
Search/Exam
Mar 6, 2017
Communication from the Examining Division
Search/Exam
Feb 28, 2017
Examination started
Search/Exam
Nov 8, 2016
(Electronic) Receipt
Search/Exam
Nov 8, 2016
Nov 8, 2016
Amended claims with annotations
Search/Exam
Nov 8, 2016
Amendments received before examination
Search/Exam
Nov 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 13, 2016
Jul 5, 2016
Communication to designated inventor
Search/Exam
Jul 1, 2016
Letter concerning the inventor
Search/Exam
Jun 29, 2016
Jun 17, 2016
Jun 17, 2016
Letter concerning the inventor
Search/Exam
May 30, 2016
Letter which had not been notified
Search/Exam
May 12, 2016
May 10, 2016
Communication to designated inventor
Search/Exam
May 10, 2016
Communication to designated inventor
Search/Exam
May 10, 2016
Communication to designated inventor
Search/Exam
Apr 19, 2016
Apr 11, 2016
Apr 11, 2016
Notification of the recording of a change
Search/Exam
Apr 6, 2016
(Electronic) Receipt
Search/Exam
Apr 6, 2016
Request for entry into the European phase
Search/Exam
Feb 12, 2016
Information on entry into European phase
Search/Exam
Apr 28, 2015
Apr 9, 2015
Copy of the international search report
Search/Exam
Apr 9, 2015
Published international application - A1
Search/Exam
Jan 22, 2015
Annex
PCTISA
Dec 9, 2014
Dec 9, 2014
Dec 9, 2014
Oct 13, 2014
Abstract
PCTISA
Oct 13, 2014
Annex
PCTISA
Oct 13, 2014
Claims
PCTISA
Oct 13, 2014
Description
PCTISA
Oct 13, 2014
Drawings
PCTISA