The weekly litigation news digest is live. Subscribe now
The patent EP2994724 was granted to Kamstrup on May 28, 2025. The application was filed on May 7, 2014 under application number EP14724995A. 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 |
|---|---|---|---|
| APATOR MIITORS APS | Apr 5, 2018 | PATENTGRUPPEN | ADMISSIBLE |
| ISTA | Apr 5, 2018 | COHAUSZ HANNIG BORKOWSKI WISSGOTT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102010011272 |
| DESCRIPTION | EP1975583 |
| DESCRIPTION | EP2000788 |
| DESCRIPTION | US4245501 |
| INTERNATIONAL-SEARCH-REPORT | DE102007014810 |
| INTERNATIONAL-SEARCH-REPORT | DE102010011272 |
| INTERNATIONAL-SEARCH-REPORT | EP2000788 |
| INTERNATIONAL-SEARCH-REPORT | US4245501 |
| OPPOSITION | DE102007014810 |
| OPPOSITION | DE102010011272 |
| OPPOSITION | DE102011054830 |
| OPPOSITION | EP1975583 |
| OPPOSITION | EP2000788 |
| OPPOSITION | US2013031988 |
| OPPOSITION | US4245501 |
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 2, 2025
May 2, 2025
May 2, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Feb 24, 2025
Feb 24, 2025
Feb 24, 2025
Feb 19, 2025
Dec 28, 2023
Dec 27, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Means of redress
OPPO
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 21, 2023
Dec 5, 2023
Dec 1, 2023
Dec 1, 2023
Nov 30, 2023
Nov 30, 2023
Nov 30, 2023
Nov 30, 2023
Nov 30, 2023
Nov 30, 2023
Nov 20, 2023
Nov 20, 2023
Nov 17, 2023
Nov 17, 2023
Nov 17, 2023
Nov 17, 2023
Nov 17, 2023
Oct 9, 2023
Oct 9, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Oct 5, 2023
Sep 29, 2023
Sep 29, 2023
Sep 26, 2023
Sep 26, 2023
Sep 26, 2023
Aug 22, 2023
Aug 22, 2023
Aug 15, 2023
Aug 15, 2023
Jul 4, 2023
Jun 9, 2023
May 31, 2023
May 30, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 26, 2023
May 26, 2023
Mar 16, 2023
Mar 16, 2023
Mar 16, 2023
Mar 16, 2023
Mar 10, 2023
Mar 10, 2023
Mar 10, 2023
Mar 10, 2023
Feb 2, 2023
Feb 2, 2023
Feb 1, 2023
(Electronic) Receipt
Appeal
Feb 1, 2023
Feb 1, 2023
Feb 1, 2023
Feb 1, 2023
Feb 1, 2023
Feb 1, 2023
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 6, 2021
Dec 6, 2021
Dec 1, 2021
(Electronic) Receipt
Appeal
Dec 1, 2021
Dec 1, 2021
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Mar 3, 2021
Dec 8, 2020
Dec 8, 2020
Dec 3, 2020
(Electronic) Receipt
Appeal
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Reply to appeal
Appeal
Aug 4, 2020
Aug 4, 2020
Jul 24, 2020
(Electronic) Receipt
Appeal
Jul 24, 2020
Jul 24, 2020
Jul 24, 2020
Jul 24, 2020
May 18, 2020
May 18, 2020
May 18, 2020
Apr 28, 2020
(Electronic) Receipt
Appeal
Apr 28, 2020
Apr 28, 2020
Notice of appeal
Appeal
Mar 26, 2020
Mar 23, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Means of redress
OPPO
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Mar 16, 2020
Jan 27, 2020
Nov 29, 2019
Nov 29, 2019
Nov 29, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 26, 2019
Nov 6, 2019
Nov 6, 2019
Nov 4, 2019
Oct 31, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Oct 8, 2019
Sep 30, 2019
Sep 30, 2019
Authorisation
OPPO
Sep 30, 2019
Sep 30, 2019
Jul 22, 2019
Jul 3, 2019
Jul 2, 2019
Jun 28, 2019
Jun 19, 2019
Jun 19, 2019
Jun 19, 2019
Jun 19, 2019
Jun 19, 2019
Dec 4, 2018
Sep 6, 2018
Sep 6, 2018
Aug 30, 2018
Aug 30, 2018
Aug 30, 2018
Aug 30, 2018
Aug 30, 2018
Apr 20, 2018
Apr 20, 2018
Apr 20, 2018
Apr 11, 2018
Apr 10, 2018
Apr 10, 2018
Apr 10, 2018
Apr 10, 2018
Apr 10, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Jul 6, 2017
Jun 9, 2017
Decision to grant a European patent
Search/Exam
Mar 28, 2017
Mar 28, 2017
Mar 28, 2017
Intention to grant (signatures)
Search/Exam
Mar 28, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 28, 2017
Mar 22, 2017
Mar 22, 2017
Feb 9, 2017
Feb 2, 2017
Jan 30, 2017
Observations by third parties
Search/Exam
Jan 30, 2017
Patent document filed by a Third party
Search/Exam
Jan 30, 2017
Patent document filed by a Third party
Search/Exam
Nov 23, 2016
(Electronic) Receipt
Search/Exam
Nov 23, 2016
Amended description with annotations
Search/Exam
Nov 23, 2016
Description
Search/Exam
Nov 23, 2016
French translation of claims
Search/Exam
Nov 23, 2016
German translation of the claims
Search/Exam
Nov 23, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2016
Sep 29, 2016
Sep 29, 2016
Sep 29, 2016
Intention to grant (signatures)
Search/Exam
Sep 29, 2016
Text intended for grant (clean copy)
Search/Exam
Sep 29, 2016
Aug 26, 2016
Examination started
Search/Exam
Aug 1, 2016
Feb 17, 2016
Jan 26, 2016
Submission concerning representation
Search/Exam
Dec 15, 2015
Dec 11, 2015
Communication to designated inventor
Search/Exam
Dec 11, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Priority search results copy provided by EPO
Search/Exam
Nov 24, 2015
(Electronic) Receipt
Search/Exam
Nov 24, 2015
Nov 24, 2015
Amended claims with annotations
Search/Exam
Nov 24, 2015
Amendments received before examination
Search/Exam
Nov 24, 2015
Request for entry into the European phase
Search/Exam
Sep 18, 2015
Information on entry into European phase
Search/Exam
Apr 22, 2015
Apr 22, 2015
Apr 22, 2015
Apr 22, 2015
Apr 8, 2015
Notification of election of EPO
Search/Exam
Mar 23, 2015
Mar 13, 2015
Mar 4, 2015
Mar 4, 2015
PCT demand form
PCT2
Mar 4, 2015
Mar 4, 2015
Mar 4, 2015
Dec 2, 2014
Nov 13, 2014
Copy of the international search report
Search/Exam
Nov 13, 2014
Published international application - A1
Search/Exam
Aug 5, 2014
Aug 5, 2014
Aug 5, 2014
Jun 30, 2014
May 7, 2014
Abstract
PCTISA
May 7, 2014
Claims
PCTISA
May 7, 2014
Description
PCTISA
May 7, 2014
Drawings
PCTISA