Patent No. EP2962057 (titled "Aluminum Heat Exchanger") was filed by Carrier on Feb 28, 2014. The application was issued on Jul 30, 2025.

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 |
|---|---|---|
| HELBIG | Aug 11, 2021 | HOEFER & PARTNER |
| HELBIG | Aug 11, 2021 | HOEFER & PARTNER PATENTANWALTE MBB |
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
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
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
Dec 10, 2024
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
Nov 27, 2024
Nov 27, 2024
Nov 25, 2024
Nov 25, 2024
Nov 19, 2024
Nov 19, 2024
Nov 19, 2024
Nov 18, 2024
Nov 18, 2024
Oct 4, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 2, 2024
Sep 2, 2024
Aug 27, 2024
Mar 3, 2024
Oct 18, 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
Oct 12, 2023
Oct 12, 2023
Jun 2, 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
May 26, 2023
May 26, 2023
Mar 31, 2023
Mar 31, 2023
Mar 27, 2023
Mar 27, 2023
Mar 27, 2023
Jan 25, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
Jan 17, 2023
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
Oct 1, 2020
Oct 1, 2020
Oct 1, 2020
Oct 1, 2020
Oct 1, 2020
May 27, 2020
May 27, 2020
May 27, 2020
May 27, 2020
May 27, 2020
Apr 27, 2020
May 28, 2018
May 17, 2018
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Dec 9, 2015
Oct 16, 2015
Oct 6, 2015
Oct 6, 2015
Oct 6, 2015
Oct 6, 2015
Oct 6, 2015
Oct 6, 2015
Sep 16, 2015
Sep 3, 2015
Sep 3, 2015
Jul 8, 2015
Oct 23, 2014
Oct 23, 2014
Sep 22, 2014
Sep 4, 2014
Aug 28, 2014
Aug 28, 2014
Aug 28, 2014