The Weekly Litigation News Digest is now live. Subscribe now
The patent EP3634339 was granted to KCI Licensing on Feb 19, 2025. The application was originally filed on Jun 5, 2018 under application number EP18735036A. 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 |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2011282309 |
| INTERNATIONAL-SEARCH-REPORT | WO2015193257 |
| OPPOSITION | US2010305490 |
| OPPOSITION | US2010312159 |
| OPPOSITION | US2011282309 |
| OPPOSITION | US2015119831 |
| OPPOSITION | US5308313 |
| OPPOSITION | WO2010020759 |
| OPPOSITION | WO2010129299 |
| OPPOSITION | WO2013090810 |
| OPPOSITION | WO2014140608 |
| OPPOSITION | WO2015193257 |
| OPPOSITION | WO2017196888 |
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
Jan 23, 2025
Jan 23, 2025
Jul 31, 2024
Jul 23, 2024
Jul 22, 2024
Jul 22, 2024
Jul 22, 2024
Jul 22, 2024
Jun 17, 2024
Jun 17, 2024
Jun 17, 2024
Jun 12, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Mar 13, 2024
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2024
Means of redress
OPPO
Mar 7, 2024
Mar 7, 2024
Feb 26, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 20, 2024
Feb 16, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 9, 2024
Feb 9, 2024
Feb 9, 2024
Feb 9, 2024
Jan 30, 2024
Jan 30, 2024
Jan 30, 2024
Jan 16, 2024
Jan 11, 2024
Jan 11, 2024
Jan 11, 2024
Jan 11, 2024
Jan 11, 2024
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Sep 19, 2023
Sep 13, 2023
Sep 13, 2023
Sep 13, 2023
Sep 13, 2023
Sep 13, 2023
May 15, 2023
May 15, 2023
May 4, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Aug 9, 2022
Jun 30, 2022
Decision to grant a European patent
Search/Exam
Jun 17, 2022
(Electronic) Receipt
Search/Exam
Jun 17, 2022
French translation of claims
Search/Exam
Jun 17, 2022
German translation of the claims
Search/Exam
Jun 17, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Intention to grant (signatures)
Search/Exam
Apr 14, 2022
Text intended for grant (clean copy)
Search/Exam
Apr 14, 2022
Mar 10, 2022
Examination started
Search/Exam
Oct 23, 2020
Oct 1, 2020
Annexes in respect of a client data request
Search/Exam
Oct 1, 2020
Annexes in respect of a client data request
Search/Exam
Oct 1, 2020
Annexes in respect of a client data request
Search/Exam
Oct 1, 2020
Mar 18, 2020
Jan 10, 2020
Communication to designated inventor
Search/Exam
Jan 10, 2020
Communication to designated inventor
Search/Exam
Dec 23, 2019
(Electronic) Receipt
Search/Exam
Dec 23, 2019
Dec 23, 2019
Amended claims with annotations
Search/Exam
Dec 23, 2019
Amendments received before examination
Search/Exam
Dec 23, 2019
Dec 23, 2019
Request for entry into the European phase
Search/Exam
Oct 18, 2019
Information on entry into European phase
Search/Exam
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Jan 3, 2019
Dec 13, 2018
Copy of the international search report
Search/Exam
Dec 13, 2018
Published international application - A1
Search/Exam
Oct 2, 2018
Oct 2, 2018
Oct 2, 2018