The weekly litigation news digest is live. Subscribe now
The patent EP3331383 was granted to Nestec on May 5, 2021. The application was filed on Aug 4, 2016 under application number EP16747524A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| CHR HANSEN | Feb 4, 2022 | UEXKULL & STOLBERG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP1974743 |
| INTERNATIONAL-SEARCH-REPORT | EP2147678 |
| INTERNATIONAL-SEARCH-REPORT | WO2009144137 |
| INTERNATIONAL-SEARCH-REPORT | WO2015082151 |
| OPPOSITION | EP1974743 |
| OPPOSITION | EP2147678 |
| OPPOSITION | US2012171166 |
| OPPOSITION | US2013266684 |
| OPPOSITION | WO2009144137 |
| OPPOSITION | WO2015082151 |
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
Nov 27, 2025
Nov 27, 2025
Nov 27, 2025
Oct 20, 2025
Oct 20, 2025
Oct 20, 2025
Sep 18, 2025
Sep 15, 2025
(Electronic) Receipt
Appeal
Sep 15, 2025
Sep 15, 2025
Sep 2, 2025
Sep 1, 2025
(Electronic) Receipt
Appeal
Sep 1, 2025
Sep 1, 2025
May 30, 2025
May 30, 2025
May 21, 2025
May 21, 2025
May 21, 2025
Dec 13, 2024
Dec 10, 2024
(Electronic) Receipt
Appeal
Dec 10, 2024
Dec 10, 2024
Nov 22, 2024
Nov 19, 2024
(Electronic) Receipt
Appeal
Nov 19, 2024
Nov 19, 2024
Sep 13, 2024
Sep 10, 2024
(Electronic) Receipt
Appeal
Sep 10, 2024
Sep 10, 2024
Aug 21, 2024
Aug 21, 2024
Aug 2, 2024
Jul 30, 2024
(Electronic) Receipt
Appeal
Jul 30, 2024
Jul 30, 2024
Jul 19, 2024
Jul 16, 2024
(Electronic) Receipt
Appeal
Jul 16, 2024
Jul 1, 2024
Jul 1, 2024
Jun 26, 2024
Jun 26, 2024
Mar 25, 2024
Mar 20, 2024
(Electronic) Receipt
Appeal
Mar 20, 2024
Mar 20, 2024
Mar 20, 2024
Reply to appeal
Appeal
Nov 20, 2023
Nov 15, 2023
(Electronic) Receipt
Appeal
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Sep 22, 2023
Sep 22, 2023
Sep 15, 2023
(Electronic) Receipt
Appeal
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Notice of appeal
Appeal
Jul 27, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Means of redress
OPPO
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 18, 2023
Jun 15, 2023
Jun 15, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 7, 2023
Jun 1, 2023
May 23, 2023
May 23, 2023
May 23, 2023
May 22, 2023
Apr 24, 2023
Apr 14, 2023
Apr 14, 2023
Apr 14, 2023
Apr 14, 2023
Apr 14, 2023
Apr 14, 2023
Apr 14, 2023
Apr 14, 2023
Jan 12, 2023
Dec 8, 2022
Dec 1, 2022
Dec 1, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Jun 29, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Feb 18, 2022
Feb 18, 2022
Feb 10, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
May 19, 2021
Apr 9, 2021
Decision to grant a European patent
Search/Exam
Mar 30, 2021
(Electronic) Receipt
Search/Exam
Mar 30, 2021
Filing of the translations of the claims
Search/Exam
Mar 30, 2021
French translation of claims
Search/Exam
Mar 30, 2021
German translation of the claims
Search/Exam
Mar 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 15, 2021
Jan 15, 2021
Jan 15, 2021
Jan 15, 2021
Intention to grant (signatures)
Search/Exam
Jan 15, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 15, 2021
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to a communication
Search/Exam
Jan 13, 2021
Annex to the communication
Search/Exam
Jan 13, 2021
Jan 13, 2021
Jan 13, 2021
Nov 26, 2020
Nov 26, 2020
Nov 19, 2020
Annex to the communication
Search/Exam
Nov 10, 2020
(Electronic) Receipt
Search/Exam
Nov 10, 2020
Amended claims with annotations
Search/Exam
Nov 10, 2020
Amended claims with annotations
Search/Exam
Nov 10, 2020
Amended claims with annotations
Search/Exam
Nov 10, 2020
Amended claims with annotations
Search/Exam
Nov 10, 2020
Amended claims with annotations
Search/Exam
Nov 10, 2020
Annex
Search/Exam
Nov 10, 2020
Claims
Search/Exam
Nov 10, 2020
Claims
Search/Exam
Nov 10, 2020
Claims
Search/Exam
Nov 10, 2020
Claims
Search/Exam
Nov 10, 2020
Claims
Search/Exam
Nov 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 10, 2020
Oct 16, 2020
Annex to the communication
Search/Exam
Oct 16, 2020
Summons to attend oral proceedings
Search/Exam
Sep 25, 2020
Sep 21, 2020
(Electronic) Receipt
Search/Exam
Sep 21, 2020
Jun 30, 2020
Jun 30, 2020
Jun 24, 2020
(Electronic) Receipt
Search/Exam
Jun 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 24, 2020
May 7, 2020
Apr 24, 2020
(Electronic) Receipt
Search/Exam
Apr 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2020
Oral proceedings: Request for postponement
Search/Exam
Apr 14, 2020
(Electronic) Receipt
Search/Exam
Apr 14, 2020
Annex
Search/Exam
Apr 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 14, 2020
Oral proceedings: Request for postponement
Search/Exam
Jan 3, 2020
Annex to the communication
Search/Exam
Jan 3, 2020
Summons to attend oral proceedings
Search/Exam
Aug 29, 2019
(Electronic) Receipt
Search/Exam
Aug 29, 2019
Amended claims with annotations
Search/Exam
Aug 29, 2019
Claims
Search/Exam
Aug 29, 2019
Description
Search/Exam
Aug 29, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 29, 2019
Aug 29, 2019
Request for further processing
Search/Exam
Jun 25, 2019
Jun 13, 2019
Annexes in respect of a client data request
Search/Exam
Jun 12, 2019
Annexes in respect of a client data request
Search/Exam
Jun 11, 2019
Jun 7, 2019
Annexes in respect of a client data request
Search/Exam
Jun 3, 2019
Submission concerning representation
Search/Exam
May 31, 2019
Mar 28, 2019
Mar 22, 2019
(Electronic) Receipt
Search/Exam
Mar 22, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 22, 2019
Feb 28, 2019
Submission concerning representation
Search/Exam
Nov 14, 2018
Annex to the communication
Search/Exam
Nov 14, 2018
Communication from the Examining Division
Search/Exam
Nov 8, 2018
Examination started
Search/Exam
Sep 20, 2018
(Electronic) Receipt
Search/Exam
Sep 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
May 16, 2018
Mar 15, 2018
Mar 13, 2018
Communication to designated inventor
Search/Exam
Mar 13, 2018
Communication to designated inventor
Search/Exam
Mar 13, 2018
Communication to designated inventor
Search/Exam
Mar 8, 2018
Priority search results copy provided by EPO
Search/Exam
Feb 21, 2018
Feb 20, 2018
(Electronic) Receipt
Search/Exam
Feb 20, 2018
Feb 20, 2018
Feb 20, 2018
Request for entry into the European phase
Search/Exam
Dec 13, 2017
Information on entry into European phase
Search/Exam
Sep 19, 2017
Sep 14, 2017
Feb 28, 2017
Feb 9, 2017
Copy of the international search report
Search/Exam
Feb 9, 2017
Published international application - A1
Search/Exam
Sep 12, 2016
(Electronic) Receipt
PCTRO
Sep 12, 2016
Sep 12, 2016
Sep 12, 2016
Sep 1, 2016
Sep 1, 2016
Sep 1, 2016
Aug 10, 2016
Aug 10, 2016
Aug 4, 2016
(Electronic) Receipt
PCTRO
Aug 4, 2016
Abstract
PCTRO
Aug 4, 2016
Claims
PCTRO
Aug 4, 2016
Description
PCTRO
Aug 4, 2016
Aug 4, 2016
Drawings
PCTRO
Aug 4, 2016
Aug 4, 2016