The weekly litigation news digest is live. Subscribe now
The patent EP2962057 was granted to Carrier on Jul 30, 2025. The application was filed on Feb 28, 2014 under application number EP14712085A. 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 |
|---|---|---|---|
| HELBIG | Aug 11, 2021 | HOEFER & PARTNER | ADMISSIBLE |
| HELBIG | Aug 11, 2021 | HOEFER & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2012183755 |
| DESCRIPTION | US6375726 |
| DESCRIPTION | US6511532 |
| DESCRIPTION | US6521029 |
| INTERNATIONAL-SEARCH-REPORT | EP0937757 |
| INTERNATIONAL-SEARCH-REPORT | JP2005257257 |
| INTERNATIONAL-SEARCH-REPORT | JP2006069197 |
| INTERNATIONAL-SEARCH-REPORT | US2009050239 |
| INTERNATIONAL-SEARCH-REPORT | US6663700 |
| INTERNATIONAL-SEARCH-REPORT | WO2012018536 |
| OPPOSITION | EP0937757 |
| OPPOSITION | JP2005257257 |
| OPPOSITION | US2006240191 |
| OPPOSITION | US2009050239 |
| OPPOSITION | US6113667 |
| OPPOSITION | US7521029 |
| OPPOSITION | WO03040437 |
| OPPOSITION | WO2004065058 |
| OPPOSITION | WO2005078372 |
| OPPOSITION | WO2012018536 |
| OPPOSITION | WO2013138218 |
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
Jul 3, 2025
Jul 3, 2025
Jun 24, 2025
Jun 24, 2025
Description
OPPO
Jun 24, 2025
Jun 24, 2025
Jun 24, 2025
Jun 24, 2025
Mar 24, 2025
Mar 24, 2025
Mar 24, 2025
Mar 19, 2025
Mar 17, 2025
Mar 17, 2025
Mar 17, 2025
Jan 16, 2025
Jan 16, 2025
Jan 16, 2025
Jan 16, 2025
Jan 8, 2025
Jan 7, 2025
(Electronic) Receipt
Appeal
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Jan 7, 2025
Dec 12, 2024
Dec 10, 2024
(Electronic) Receipt
Appeal
Dec 10, 2024
(Electronic) Receipt
Appeal
Dec 10, 2024
Dec 10, 2024
Dec 10, 2024
Dec 10, 2024
Dec 10, 2024
Dec 4, 2024
Dec 4, 2024
Dec 3, 2024
Dec 3, 2024
Nov 28, 2024
Nov 27, 2024
(Electronic) Receipt
Appeal
Nov 27, 2024
Nov 27, 2024
Nov 25, 2024
Nov 25, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 18, 2024
(Electronic) Receipt
Appeal
Nov 18, 2024
General enquiry
Appeal
Oct 4, 2024
Sep 27, 2024
(Electronic) Receipt
Appeal
Sep 27, 2024
Sep 27, 2024
Sep 2, 2024
Sep 2, 2024
Aug 27, 2024
Mar 3, 2024
Oct 18, 2023
Oct 12, 2023
(Electronic) Receipt
Appeal
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Oct 12, 2023
Reply to appeal
Appeal
Jun 2, 2023
May 26, 2023
(Electronic) Receipt
Appeal
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
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 31, 2023
Mar 31, 2023
Mar 27, 2023
(Electronic) Receipt
Appeal
Mar 27, 2023
Mar 27, 2023
Notice of appeal
Appeal
Jan 25, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Means of redress
OPPO
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Dec 5, 2022
Nov 3, 2022
Oct 20, 2022
Oct 20, 2022
Oct 20, 2022
Oct 18, 2022
Oct 18, 2022
Oct 11, 2022
Oct 4, 2022
Oct 3, 2022
Oct 3, 2022
Oct 3, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 28, 2022
Sep 26, 2022
May 3, 2022
May 3, 2022
Apr 25, 2022
Apr 22, 2022
Apr 22, 2022
Apr 7, 2022
Apr 7, 2022
Apr 7, 2022
Apr 7, 2022
Apr 7, 2022
Jan 11, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Aug 25, 2021
Aug 25, 2021
Aug 17, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Aug 11, 2021
Nov 23, 2020
Oct 15, 2020
Decision to grant a European patent
Search/Exam
Oct 1, 2020
(Electronic) Receipt
Search/Exam
Oct 1, 2020
Filing of the translations of the claims
Search/Exam
Oct 1, 2020
French translation of claims
Search/Exam
Oct 1, 2020
German translation of the claims
Search/Exam
Oct 1, 2020
Letter accompanying subsequently filed items
Search/Exam
May 27, 2020
May 27, 2020
May 27, 2020
Intention to grant (signatures)
Search/Exam
May 27, 2020
Text intended for grant (clean copy)
Search/Exam
May 27, 2020
Apr 27, 2020
Examination started
Search/Exam
May 28, 2018
May 17, 2018
Apr 26, 2016
(Electronic) Receipt
Search/Exam
Apr 26, 2016
Apr 26, 2016
Amended claims with annotations
Search/Exam
Apr 26, 2016
Apr 26, 2016
Amended description with annotations
Search/Exam
Apr 26, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2016
Reply to Written Opinion prepared by the EPO
Search/Exam
Dec 9, 2015
Oct 16, 2015
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Oct 6, 2015
Communication to designated inventor
Search/Exam
Sep 16, 2015
Sep 3, 2015
(Electronic) Receipt
Search/Exam
Sep 3, 2015
Request for entry into the European phase
Search/Exam
Jul 8, 2015
Information on entry into European phase
Search/Exam
Oct 23, 2014
Copy of the international search report
Search/Exam
Oct 23, 2014
Sep 22, 2014
Sep 4, 2014
Published international application - A2
Search/Exam
Aug 28, 2014
Aug 28, 2014
Aug 28, 2014