The weekly litigation news digest is live. Subscribe now
The patent EP3405512 was granted to Lanxess Deutschland on Nov 27, 2019. The application was filed on Jan 16, 2017 under application number EP17701082A. 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 |
|---|---|---|---|
| JOHNS MANVILLE | Aug 17, 2020 | DORR | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2013144132 |
| INTERNATIONAL-SEARCH-REPORT | WO9802481 |
| OPPOSITION | EP0324432 |
| OPPOSITION | EP2093246 |
| OPPOSITION | EP3130622 |
| OPPOSITION | US2012088899 |
| OPPOSITION | US2013261282 |
| OPPOSITION | WO2013004645 |
| OPPOSITION | WO2013034499 |
| OPPOSITION | WO2013144132 |
| OPPOSITION | WO2014086757 |
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
Get instant alerts for new documents
May 31, 2024
May 31, 2024
May 31, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 11, 2024
Mar 8, 2024
(Electronic) Receipt
Appeal
Mar 8, 2024
Mar 8, 2024
Mar 7, 2024
Mar 6, 2024
(Electronic) Receipt
Appeal
Mar 6, 2024
Mar 6, 2024
Feb 5, 2024
Feb 5, 2024
Jan 25, 2024
Jan 22, 2024
(Electronic) Receipt
Appeal
Jan 22, 2024
Jan 22, 2024
Jan 17, 2024
Jan 15, 2024
(Electronic) Receipt
Appeal
Jan 15, 2024
Jan 15, 2024
Dec 14, 2023
Dec 11, 2023
(Electronic) Receipt
Appeal
Dec 11, 2023
Dec 11, 2023
Dec 7, 2023
Dec 7, 2023
Sep 26, 2023
Sep 21, 2023
(Electronic) Receipt
Appeal
Sep 21, 2023
Sep 21, 2023
Sep 8, 2023
Sep 7, 2023
(Electronic) Receipt
Appeal
Sep 7, 2023
Sep 7, 2023
Aug 30, 2023
Aug 25, 2023
Aug 25, 2023
Aug 25, 2023
Aug 25, 2023
Aug 22, 2023
Aug 22, 2023
Jan 4, 2023
Dec 22, 2022
(Electronic) Receipt
Appeal
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Reply to appeal
Appeal
Aug 22, 2022
Aug 17, 2022
(Electronic) Receipt
Appeal
Aug 17, 2022
Aug 17, 2022
Jun 15, 2022
Jun 15, 2022
Jun 1, 2022
(Electronic) Receipt
Appeal
Jun 1, 2022
Notice of appeal
Appeal
Apr 22, 2022
Apr 22, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Means of redress
OPPO
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Feb 17, 2022
Feb 17, 2022
Feb 17, 2022
Feb 15, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Feb 14, 2022
Jan 28, 2022
Dec 20, 2021
Dec 17, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 14, 2021
Dec 14, 2021
Dec 14, 2021
Dec 1, 2021
Dec 1, 2021
Jul 2, 2021
Jun 28, 2021
Jun 28, 2021
Jun 28, 2021
Jun 23, 2021
Jun 18, 2021
Jun 18, 2021
Jun 18, 2021
Jun 18, 2021
Jun 16, 2021
Jun 16, 2021
Jun 16, 2021
Jun 9, 2021
Jun 8, 2021
Jun 8, 2021
Jun 8, 2021
Jun 8, 2021
Jun 8, 2021
Jun 8, 2021
Jun 8, 2021
Jun 1, 2021
Jun 1, 2021
Jun 1, 2021
Jan 20, 2021
Jan 15, 2021
Jan 15, 2021
Jan 15, 2021
Nov 5, 2020
Sep 8, 2020
Sep 8, 2020
Aug 21, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Aug 17, 2020
Dec 9, 2019
Oct 31, 2019
Decision to grant a European patent
Search/Exam
Oct 14, 2019
(Electronic) Receipt
Search/Exam
Oct 14, 2019
English translation of the claims
Search/Exam
Oct 14, 2019
Filing of the translations of the claims
Search/Exam
Oct 14, 2019
French translation of claims
Search/Exam
Oct 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2019
Jul 16, 2019
Jul 16, 2019
Intention to grant (signatures)
Search/Exam
Jul 16, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 16, 2019
May 29, 2019
Examination started
Search/Exam
Oct 31, 2018
Sep 17, 2018
(Electronic) Receipt
Search/Exam
Sep 17, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 17, 2018
Matter concerning the application
Search/Exam
Aug 30, 2018
Aug 29, 2018
Aug 28, 2018
Communication to designated inventor
Search/Exam
Aug 28, 2018
Communication to designated inventor
Search/Exam
Aug 28, 2018
Communication to designated inventor
Search/Exam
Aug 23, 2018
Aug 23, 2018
Priority search results copy provided by EPO
Search/Exam
Aug 13, 2018
Jun 26, 2018
(Electronic) Receipt
Search/Exam
Jun 26, 2018
Request for entry into the European phase
Search/Exam
Jun 4, 2018
Information on entry into European phase
Search/Exam
Jul 27, 2017
Copy of the international search report
Search/Exam
Jul 27, 2017
Copy of the international search report
Search/Exam
Jul 27, 2017
Published international application - A1
Search/Exam
May 2, 2017
May 2, 2017
May 2, 2017
Feb 3, 2017
Jan 16, 2017
(Electronic) Receipt
PCTRO
Jan 16, 2017
Abstract
PCTRO
Jan 16, 2017
Claims
PCTRO
Jan 16, 2017
Description
PCTRO
Jan 16, 2017
Jan 16, 2017
Jan 16, 2017