The patent EP3442702 was granted to Johnson Matthey Public on Mar 13, 2024. The application was originally filed on Apr 10, 2017 under application number EP17717847A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|
| EXAMINATION | KR20140011508 |
| EXAMINATION | KR20140019895 |
| INTERNATIONAL-SEARCH-REPORT | WO2011080525 |
| INTERNATIONAL-SEARCH-REPORT | WO2014195685 |
| INTERNATIONAL-SEARCH-REPORT | WO2015145122 |
| INTERNATIONAL-SEARCH-REPORT | WO9429525 |
| INTERNATIONAL-SEARCH-REPORT | WO9524270 |
| OPPOSITION | DE102007002903 |
| OPPOSITION | DE102014107773 |
| OPPOSITION | DE10351882 |
| OPPOSITION | EP0980710 |
| OPPOSITION | EP1364706 |
| OPPOSITION | KR101401084B |
| OPPOSITION | WO2006093649 |
| OPPOSITION | WO2007068127 |
| OPPOSITION | WO2011098450 |
| OPPOSITION | WO9524270 |
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text |
|---|---|
| OPPOSITION | - Anonymous, "CATALYTIC COATING & MATERIALS", DIESELNET TECHNOLOGY GUIDE, (20050601), pages 1 - 12, XP001231791 |
| OPPOSITION | - Ha Jang-Hoon; Ahmad Rizwan; Song In-Hyuck, "A novel method of coating a particle-stabilized alumina foam on a porous alumina substrate", MATERIALS LETTERS, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL , (19000101), vol. 88, doi:10.1016/j.matlet.2012.08.007, ISSN 0167-577X, pages 40 - 42 |
| OPPOSITION | - Song et al, Scripta Materialia. 2014, 76. 85 |
| OPPOSITION | - Urs T. Gonzenbach, André R. Studart, Elena Tervoort, Ludwig J. Gauckler, "Ultrastable Particle-Stabilized Foams", Angewandte Chemie International Edition, ¬Verlag Chemie| :, (20060519), vol. 45, no. 21, doi:10.1002/anie.200503676, ISSN 14337851, pages 3526 - 3530 |
| OPPOSITION | - Urs T. Gonzenbach, André R. Studart, Elena Tervoort, Ludwig J. Gauckler, "Ultrastable Particle-Stabilized Foams", Angewandte Chemie International Edition, ¬Verlag Chemie| :, (20060519), vol. 45, no. 21, doi:10.1002/anie.200503676, ISSN 14337851, pages 3526 - 3530, XP055018352 |
| OPPOSITION | - Ha Jang-Hoon; Ahmad Rizwan; Song In-Hyuck, "A novel method of coating a particle-stabilized alumina foam on a porous alumina substrate", MATERIALS LETTERS, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL , (19000101), vol. 88, doi:10.1016/j.matlet.2012.08.007, ISSN 0167-577X, pages 40 - 42, XP028940492 |
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe 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
Get instant alerts for new documents
Feb 15, 2024
Feb 15, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Feb 2, 2024
Nov 9, 2023
Nov 9, 2023
Nov 2, 2023
Jul 24, 2023
Jul 18, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Means of redress
OPPO
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jun 26, 2023
Jun 1, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 3, 2023
May 3, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Apr 26, 2023
Dec 14, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Sep 9, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Sep 6, 2022
Apr 28, 2022
Apr 28, 2022
Apr 4, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Jul 13, 2021
Jun 4, 2021
Decision to grant a European patent
Search/Exam
May 21, 2021
(Electronic) Receipt
Search/Exam
May 21, 2021
Filing of the translations of the claims
Search/Exam
May 21, 2021
French translation of claims
Search/Exam
May 21, 2021
German translation of the claims
Search/Exam
May 21, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 12, 2021
Jan 12, 2021
Jan 12, 2021
Intention to grant (signatures)
Search/Exam
Jan 12, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 12, 2021
Dec 17, 2020
Nov 26, 2020
(Electronic) Receipt
Search/Exam
Nov 26, 2020
Amended claims with annotations
Search/Exam
Nov 26, 2020
Claims
Search/Exam
Nov 26, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 26, 2020
Jul 17, 2020
Annex to the communication
Search/Exam
Jul 17, 2020
Communication from the Examining Division
Search/Exam
Apr 9, 2020
(Electronic) Receipt
Search/Exam
Apr 9, 2020
Amended claims with annotations
Search/Exam
Apr 9, 2020
Claims
Search/Exam
Apr 9, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 9, 2020
Feb 6, 2020
Feb 3, 2020
(Electronic) Receipt
Search/Exam
Feb 3, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 3, 2020
Sep 30, 2019
Annex to the communication
Search/Exam
Sep 30, 2019
Communication from the Examining Division
Search/Exam
May 28, 2019
(Electronic) Receipt
Search/Exam
May 28, 2019
May 28, 2019
Amended claims with annotations
Search/Exam
May 28, 2019
Amendments received before examination
Search/Exam
May 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2019
Nov 20, 2018
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
Communication to designated inventor
Search/Exam
Nov 1, 2018
(Electronic) Receipt
Search/Exam
Nov 1, 2018
Nov 1, 2018
Request for entry into the European phase
Search/Exam
Oct 30, 2018
Aug 24, 2018
Information on entry into European phase
Search/Exam
Nov 6, 2017
Oct 19, 2017
Copy of the international search report
Search/Exam
Oct 19, 2017
Published international application - A1
Search/Exam
Jun 28, 2017
ISR: cited documents
PCTISA
Jun 27, 2017
Jun 27, 2017
Jun 27, 2017
May 8, 2017
May 8, 2017
May 8, 2017
May 8, 2017
May 8, 2017
May 2, 2017
Apr 18, 2017
Abstract
PCTISA
Apr 18, 2017
Claims
PCTISA
Apr 18, 2017
Description
PCTISA
Apr 18, 2017
Drawings
PCTISA
Apr 18, 2017
Apr 18, 2017
Apr 18, 2017
Apr 18, 2017
Apr 18, 2017
Apr 18, 2017