The weekly litigation news digest is live. Subscribe now
The patent EP3377450 was granted to Lagur on Oct 1, 2025. The application was filed on Nov 18, 2016 under application number EP16801420A. 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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| KULLACK | Jun 16, 2021 | NEGENDANCK | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP2944614 |
| INTERNATIONAL-SEARCH-REPORT | DE10335880 |
| INTERNATIONAL-SEARCH-REPORT | EP2036865 |
| INTERNATIONAL-SEARCH-REPORT | FR2692645 |
| INTERNATIONAL-SEARCH-REPORT | JP2008290053 |
| INTERNATIONAL-SEARCH-REPORT | US2012067727 |
| INTERNATIONAL-SEARCH-REPORT | US2015090593 |
| INTERNATIONAL-SEARCH-REPORT | US5702600 |
| INTERNATIONAL-SEARCH-REPORT | WO2007015684 |
| OPPOSITION | DE10335880 |
| OPPOSITION | EP2036865 |
| OPPOSITION | FR2692645 |
| OPPOSITION | JP2002012782 |
| OPPOSITION | JP2008290053 |
| OPPOSITION | US2012067727 |
| OPPOSITION | US2015090593 |
| OPPOSITION | US5074998 |
| OPPOSITION | US5702600 |
| OPPOSITION | US5846414 |
| OPPOSITION | WO2007015684 |
| OTHER | EP3377450 |
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
Sep 4, 2025
Aug 27, 2025
Aug 27, 2025
Aug 27, 2025
Aug 27, 2025
May 30, 2025
May 30, 2025
May 26, 2025
Feb 21, 2025
Feb 21, 2025
Feb 21, 2025
Feb 21, 2025
Feb 21, 2025
Feb 21, 2025
Means of redress
OPPO
Feb 21, 2025
Feb 21, 2025
Feb 21, 2025
Jan 20, 2025
Jan 16, 2025
Jan 16, 2025
Jan 16, 2025
Jan 16, 2025
Description
OPPO
Jan 16, 2025
Jan 16, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Jan 15, 2025
Nov 27, 2024
Nov 27, 2024
Nov 27, 2024
Nov 27, 2024
Nov 27, 2024
Nov 27, 2024
Nov 27, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 12, 2024
Sep 11, 2024
Sep 11, 2024
Aug 12, 2024
Aug 12, 2024
Aug 12, 2024
Jul 23, 2024
May 28, 2024
Mar 28, 2024
Mar 7, 2024
Feb 12, 2024
Feb 12, 2024
Feb 12, 2024
Feb 7, 2024
Feb 7, 2024
Feb 7, 2024
Dec 21, 2023
Dec 13, 2023
Dec 13, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Jul 21, 2023
Jul 21, 2023
Jul 21, 2023
May 23, 2023
May 23, 2023
May 23, 2023
May 23, 2023
May 23, 2023
Mar 7, 2023
Feb 23, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 14, 2023
Feb 13, 2023
Feb 13, 2023
Feb 13, 2023
Feb 13, 2023
Feb 13, 2023
Feb 13, 2023
Feb 13, 2023
Jan 13, 2023
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 19, 2022
Jul 8, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Apr 14, 2022
Apr 14, 2022
Apr 8, 2022
Apr 8, 2022
Apr 8, 2022
Dec 21, 2021
Dec 21, 2021
Oct 1, 2021
Sep 29, 2021
Jun 25, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 17, 2021
Jun 16, 2021
Jun 16, 2021
Jun 16, 2021
Jun 16, 2021
Mar 2, 2021
Feb 15, 2021
(Electronic) Receipt
Search/Exam
Feb 15, 2021
Annex
Search/Exam
Feb 15, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2021
Jan 13, 2021
Dec 4, 2020
Dec 4, 2020
Nov 30, 2020
Nov 30, 2020
Nov 27, 2020
Citation filed by a third party
Search/Exam
Nov 27, 2020
Citation filed by a third party
Search/Exam
Nov 27, 2020
Citation filed by a third party
Search/Exam
Nov 27, 2020
Citation filed by a third party
Search/Exam
Nov 27, 2020
Observations by third parties
Search/Exam
Nov 26, 2020
Decision to grant a European patent
Search/Exam
Nov 24, 2020
Annex
Search/Exam
Nov 24, 2020
Citation filed by a third party
Search/Exam
Nov 24, 2020
Observations by third parties
Search/Exam
Nov 19, 2020
Nov 16, 2020
Nov 12, 2020
Nov 12, 2020
Nov 11, 2020
(Electronic) Receipt
Search/Exam
Nov 11, 2020
Filing of the translations of the claims
Search/Exam
Nov 11, 2020
French translation of claims
Search/Exam
Nov 11, 2020
German translation of the claims
Search/Exam
Nov 11, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2020
Matter concerning the application
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-patent literature filed by a third party
Search/Exam
Nov 6, 2020
Non-scannable object
Search/Exam
Nov 6, 2020
Observations by third parties
Search/Exam
Oct 20, 2020
Oct 19, 2020
Oct 13, 2020
(Electronic) Receipt
Search/Exam
Oct 13, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Non-patent literature filed by a third party
Search/Exam
Oct 13, 2020
Observations by third parties
Search/Exam
Oct 13, 2020
Observations by third parties
Search/Exam
Oct 13, 2020
Observations by third parties
Search/Exam
Oct 5, 2020
Sep 25, 2020
Sep 25, 2020
Sep 23, 2020
Non-scannable object
Search/Exam
Sep 23, 2020
Non-scannable object
Search/Exam
Sep 23, 2020
Observations by third parties
Search/Exam
Sep 22, 2020
Non-patent literature filed by a third party
Search/Exam
Sep 22, 2020
Non-patent literature filed by a third party
Search/Exam
Sep 22, 2020
Non-patent literature filed by a third party
Search/Exam
Sep 22, 2020
Observations by third parties
Search/Exam
Sep 21, 2020
Sep 18, 2020
Sep 18, 2020
Sep 18, 2020
Intention to grant (signatures)
Search/Exam
Sep 18, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 18, 2020
Sep 16, 2020
(Electronic) Receipt
Search/Exam
Sep 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 16, 2020
Jun 12, 2020
Decision to allow further processing
Search/Exam
Jun 4, 2020
(Electronic) Receipt
Search/Exam
Jun 4, 2020
Amended claims with annotations
Search/Exam
Jun 4, 2020
Annex
Search/Exam
Jun 4, 2020
Claims
Search/Exam
Jun 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 4, 2020
Request for further processing
Search/Exam
Mar 27, 2020
Dec 18, 2019
Dec 12, 2019
(Electronic) Receipt
Search/Exam
Dec 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2019
Aug 27, 2019
Annex to the communication
Search/Exam
Aug 27, 2019
Communication from the Examining Division
Search/Exam
Aug 14, 2019
Examination started
Search/Exam
Jun 18, 2019
Jun 18, 2019
Jun 13, 2019
(Electronic) Receipt
Search/Exam
Jun 13, 2019
Annex
Search/Exam
Jun 13, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Non-patent literature filed by a third party
Search/Exam
Jun 13, 2019
Observations by third parties
Search/Exam
Jun 13, 2019
Observations by third parties
Search/Exam
Jun 13, 2019
Observations by third parties
Search/Exam
Mar 5, 2019
Mar 5, 2019
Feb 26, 2019
Non-patent literature filed by a third party
Search/Exam
Feb 26, 2019
Non-patent literature filed by a third party
Search/Exam
Feb 26, 2019
Non-patent literature filed by a third party
Search/Exam
Feb 26, 2019
Non-patent literature filed by a third party
Search/Exam
Feb 26, 2019
Non-patent literature filed by a third party
Search/Exam
Feb 26, 2019
Observations by third parties
Search/Exam
Jan 7, 2019
(Electronic) Receipt
Search/Exam
Jan 7, 2019
Jan 7, 2019
Amended claims with annotations
Search/Exam
Jan 7, 2019
Amendments received before examination
Search/Exam
Jan 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 4, 2019
Aug 29, 2018
Jun 27, 2018
Jun 25, 2018
Communication to designated inventor
Search/Exam
Jun 20, 2018
Priority search results copy provided by EPO
Search/Exam
Jun 18, 2018
Jun 18, 2018
Notification of the recording of a change
Search/Exam
Jun 14, 2018
(Electronic) Receipt
Search/Exam
Jun 14, 2018
Request for entry into the European phase
Search/Exam
Jun 5, 2018
May 4, 2018
Letter which had not been notified
Search/Exam
Apr 3, 2018
Information on entry into European phase
Search/Exam
Jul 7, 2017
Jul 7, 2017
Notification of the recording of a change
Search/Exam
Jun 14, 2017
May 26, 2017
Copy of the international search report
Search/Exam
May 26, 2017
Published international application - A1
Search/Exam
Jan 23, 2017
Jan 23, 2017
Jan 23, 2017
Dec 9, 2016
(Electronic) Receipt
PCTRO
Dec 9, 2016
Annex
PCTRO
Dec 9, 2016
Dec 9, 2016
Dec 9, 2016
Nov 25, 2016
Nov 25, 2016
Nov 18, 2016
(Electronic) Receipt
PCTRO
Nov 18, 2016
Abstract
PCTRO
Nov 18, 2016
Claims
PCTRO
Nov 18, 2016
Description
PCTRO
Nov 18, 2016
Nov 18, 2016
Drawings
PCTRO
Nov 18, 2016
Nov 18, 2016