The weekly litigation news digest is live. Subscribe now
The patent EP3403632 was granted to Drylock on Aug 14, 2019. The application was filed on Nov 16, 2017 under application number EP17202006A. 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 |
|---|---|---|---|
| VON WESTERNHAGEN | May 14, 2020 | ROCHE | ADMISSIBLE |
| ONTEX | Feb 4, 2020 | WALL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE602004006262T |
| OPPOSITION | DE69927464T |
| OPPOSITION | EP0067916 |
| OPPOSITION | EP1862155 |
| OPPOSITION | EP2532328 |
| OPPOSITION | EP2532329 |
| OPPOSITION | EP2679209 |
| OPPOSITION | EP2870951 |
| OPPOSITION | EP2886093 |
| OPPOSITION | EP2905001 |
| OPPOSITION | EP3342386 |
| OPPOSITION | JPH01141707U |
| OPPOSITION | US2003093047 |
| OPPOSITION | US2007246147 |
| OPPOSITION | US2009270825 |
| OPPOSITION | US2011130737 |
| OPPOSITION | US2014039437 |
| OPPOSITION | US2014163500 |
| OPPOSITION | US2015065973 |
| OPPOSITION | US2016206482 |
| OPPOSITION | US9216116 |
| OPPOSITION | WO8901325 |
| OTHER | EP3342386 |
| OTHER | US2014039437 |
| SEARCH | US2015065973 |
| SEARCH | US9216116 |
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
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Dec 17, 2024
Oct 2, 2024
Oct 2, 2024
Oct 2, 2024
Oct 2, 2024
Oct 2, 2024
Sep 6, 2024
Sep 6, 2024
Sep 2, 2024
(Electronic) Receipt
Appeal
Sep 2, 2024
Sep 2, 2024
Aug 2, 2024
Aug 2, 2024
Aug 2, 2024
Jul 24, 2024
Jul 24, 2024
Jul 18, 2024
(Electronic) Receipt
Appeal
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jun 27, 2024
Jun 27, 2024
Jun 24, 2024
(Electronic) Receipt
Appeal
Jun 24, 2024
Jun 24, 2024
Feb 5, 2024
Advice of delivery
Search/Exam
Jan 29, 2024
Jan 29, 2024
Jan 29, 2024
Jan 24, 2024
Jul 7, 2023
Advice of delivery
Appeal
Jun 14, 2023
Jun 14, 2023
Jun 14, 2023
Jun 9, 2023
May 22, 2023
May 3, 2023
May 3, 2023
May 2, 2023
May 2, 2023
Apr 24, 2023
(Electronic) Receipt
Appeal
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Claims
Appeal
Apr 24, 2023
Apr 24, 2023
Reply to appeal
Appeal
Apr 21, 2023
(Electronic) Receipt
Appeal
Apr 21, 2023
Apr 21, 2023
Reply to appeal
Appeal
Apr 19, 2023
Apr 17, 2023
Reply to appeal
Appeal
Apr 13, 2023
Apr 13, 2023
Reply to appeal
Appeal
Dec 13, 2022
Dec 13, 2022
Dec 13, 2022
May 25, 2022
May 20, 2022
(Electronic) Receipt
Appeal
May 20, 2022
May 20, 2022
May 19, 2022
May 10, 2022
(Electronic) Receipt
Appeal
May 10, 2022
May 10, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 21, 2022
Refund of fees
Appeal
Mar 18, 2022
(Electronic) Receipt
Appeal
Mar 18, 2022
(Electronic) Receipt
Appeal
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Notice of appeal
Appeal
Mar 18, 2022
Notice of appeal
Appeal
Mar 16, 2022
Mar 16, 2022
Mar 16, 2022
Mar 14, 2022
Mar 10, 2022
Mar 9, 2022
Notice of appeal
Appeal
Jan 20, 2022
Jan 20, 2022
Jan 20, 2022
Jan 20, 2022
Jan 17, 2022
Jan 13, 2022
Jan 13, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Means of redress
OPPO
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Nov 30, 2021
Nov 30, 2021
Nov 29, 2021
Nov 29, 2021
Nov 24, 2021
Nov 12, 2021
Nov 12, 2021
Nov 9, 2021
Nov 9, 2021
Nov 9, 2021
Oct 25, 2021
Request concerning representative opponent
Search/Exam
Oct 6, 2021
Oct 6, 2021
Oct 4, 2021
Oct 4, 2021
Oct 4, 2021
Sep 30, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 28, 2021
Sep 28, 2021
Sep 28, 2021
Sep 28, 2021
Jul 15, 2021
Jul 15, 2021
Jul 15, 2021
Mar 31, 2021
Mar 26, 2021
Mar 26, 2021
Mar 26, 2021
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Nov 3, 2020
Nov 3, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Sep 21, 2020
Sep 21, 2020
Sep 18, 2020
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Jun 19, 2020
Jun 19, 2020
Jun 19, 2020
Jun 2, 2020
May 14, 2020
May 14, 2020
Authorisation
OPPO
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
Feb 18, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Feb 4, 2020
Aug 26, 2019
Jul 18, 2019
Decision to grant a European patent
Search/Exam
Jul 4, 2019
(Electronic) Receipt
Search/Exam
Jul 4, 2019
Filing of the translations of the claims
Search/Exam
Jul 4, 2019
French translation of claims
Search/Exam
Jul 4, 2019
German translation of the claims
Search/Exam
Apr 10, 2019
Apr 10, 2019
Apr 10, 2019
Intention to grant (signatures)
Search/Exam
Apr 10, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 10, 2019
Feb 27, 2019
Examination started
Search/Exam
Nov 26, 2018
Oct 24, 2018
Notification of forthcoming publication
Search/Exam
Jul 20, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 20, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 20, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 20, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 20, 2018
Priority search results copy provided by EPO
Search/Exam
Jul 16, 2018
(Electronic) Receipt
Search/Exam
Jul 16, 2018
Jul 16, 2018
Amended claims with annotations
Search/Exam
Jul 16, 2018
Jul 16, 2018
Amended description with annotations
Search/Exam
Jul 16, 2018
Jul 16, 2018
Amendments received before examination
Search/Exam
Jul 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2018
Mar 12, 2018
European search opinion
Search/Exam
Mar 12, 2018
European search report
Search/Exam
Mar 12, 2018
Information on Search Strategy
Search/Exam
Mar 7, 2018
Priority search results copy provided by EPO
Search/Exam
Mar 7, 2018
Priority search results copy provided by EPO
Search/Exam
Mar 7, 2018
Priority search results copy provided by EPO
Search/Exam
Feb 27, 2018
Search started
Search/Exam
Jan 19, 2018
Jan 16, 2018
(Electronic) Receipt
Search/Exam
Jan 16, 2018
Drawings
Search/Exam
Jan 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 16, 2018
Matter concerning the application
Search/Exam
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 9, 2018
Communication to designated inventor
Search/Exam
Jan 9, 2018
Communication to designated inventor
Search/Exam
Jan 9, 2018
Communication to designated inventor
Search/Exam
Jan 9, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2017
Abstract
Search/Exam
Nov 16, 2017
Nov 16, 2017
Claims
Search/Exam
Nov 16, 2017
Description
Search/Exam
Nov 16, 2017
Designation of inventor
Search/Exam
Nov 16, 2017
Drawings
Search/Exam
Nov 16, 2017
Request for grant of a European patent
Search/Exam
Nov 16, 2017
Submission concerning representation
Search/Exam