Patent No. EP2879533 (titled "Heated Aerosol-Generating Device And Method For Generating Aerosol With Consistent Properties") was filed by Philip Morris on Dec 17, 2013. The application was issued on Jan 14, 2026.

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 |
|---|---|---|
| BRITISH AMERICAN TOBACCO | Jan 5, 2018 | DEHNS |
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
Dec 18, 2025
Dec 18, 2025
Dec 8, 2025
Dec 8, 2025
Dec 8, 2025
Dec 8, 2025
Dec 8, 2025
Sep 12, 2025
Sep 12, 2025
Aug 22, 2025
Aug 22, 2025
Aug 22, 2025
Jul 7, 2025
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
May 22, 2025
May 19, 2025
May 19, 2025
May 19, 2025
Apr 15, 2025
Apr 10, 2025
Apr 10, 2025
Apr 10, 2025
Feb 13, 2025
Feb 13, 2025
Oct 22, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 9, 2024
Sep 16, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 3, 2024
May 29, 2024
May 29, 2024
May 29, 2024
Feb 21, 2024
Feb 20, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Jan 10, 2024
Nov 2, 2023
Oct 31, 2023
Oct 31, 2023
Oct 31, 2023
Oct 24, 2023
Oct 24, 2023
Oct 6, 2023
Oct 6, 2023
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Jul 31, 2023
Jul 31, 2023
Jul 25, 2023
Jul 25, 2023
Jul 25, 2023
Jul 14, 2023
Jul 14, 2023
Jul 10, 2023
Jul 10, 2023
Jul 10, 2023
May 26, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 16, 2023
Mar 9, 2023
Mar 8, 2023
Mar 8, 2023
Feb 20, 2023
Feb 20, 2023
Feb 8, 2023
Feb 2, 2023
Feb 2, 2023
Feb 2, 2023
Feb 2, 2023
Jan 11, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Jan 5, 2023
Dec 7, 2022
Dec 1, 2022
Dec 1, 2022
Dec 1, 2022
Dec 1, 2022
Dec 1, 2022
Nov 28, 2022
Nov 28, 2022
Jul 19, 2022
Jul 13, 2022
Jul 13, 2022
Jul 13, 2022
Jul 13, 2022
Jul 13, 2022
Jul 13, 2022
Mar 29, 2022
Mar 29, 2022
Mar 25, 2022
Mar 24, 2022
Mar 24, 2022
Mar 24, 2022
Feb 24, 2022
Feb 24, 2022
Feb 24, 2022
Jan 24, 2022
Jan 24, 2022
Jan 24, 2022
Dec 23, 2021
Dec 23, 2021
Dec 20, 2021
Dec 16, 2021
Dec 16, 2021
Dec 16, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 7, 2021
Dec 2, 2021
Dec 2, 2021
Nov 29, 2021
Nov 24, 2021
Nov 24, 2021
Nov 24, 2021
Mar 29, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Jan 7, 2021
Jan 5, 2021
Jan 5, 2021
Jan 5, 2021
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 15, 2020
Oct 27, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Aug 13, 2020
Aug 13, 2020
Aug 7, 2020
Aug 7, 2020
Aug 7, 2020
Aug 7, 2020
May 4, 2020
Apr 29, 2020
Apr 29, 2020
Apr 29, 2020
Apr 28, 2020
Apr 28, 2020
Apr 28, 2020
Apr 22, 2020
Apr 22, 2020
Apr 22, 2020
Apr 22, 2020
Apr 22, 2020
Apr 22, 2020
Apr 15, 2020
Apr 9, 2020
Apr 9, 2020
Apr 9, 2020
Apr 7, 2020
Apr 7, 2020
Apr 7, 2020
Apr 7, 2020
Apr 7, 2020
Feb 17, 2020
Feb 17, 2020
Feb 7, 2020
Feb 7, 2020
Feb 7, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Jan 23, 2020
Dec 16, 2019
Dec 10, 2019
Dec 10, 2019
Dec 2, 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
Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Oct 22, 2019
Oct 22, 2019
Oct 18, 2019
Oct 18, 2019
Oct 18, 2019
Oct 18, 2019
Oct 18, 2019
Oct 18, 2019
Aug 28, 2019
Aug 27, 2019
Aug 27, 2019
Aug 27, 2019
Aug 23, 2019
Aug 23, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 20, 2019
Aug 20, 2019
Aug 20, 2019
Aug 20, 2019
Jul 5, 2019
Jul 5, 2019
Jul 1, 2019
Jul 1, 2019
Jul 1, 2019
Jan 28, 2019
Jan 24, 2019
Jan 23, 2019
Jan 18, 2019
Jan 18, 2019
Jan 18, 2019
Jan 18, 2019
Oct 1, 2018
Sep 26, 2018
Sep 26, 2018
Sep 26, 2018
Sep 26, 2018
Jun 1, 2018
May 25, 2018
Feb 14, 2018
Feb 7, 2018
Feb 7, 2018
Feb 7, 2018
Feb 6, 2018
Jan 31, 2018
Jan 31, 2018
Jan 31, 2018
Jan 17, 2018
Jan 17, 2018
Jan 11, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
Jan 5, 2018
May 16, 2017
Apr 6, 2017
Mar 9, 2017
Feb 22, 2017
Feb 22, 2017
Feb 22, 2017
Feb 22, 2017
Feb 22, 2017
Feb 20, 2017
Feb 9, 2017
Feb 8, 2017
Feb 8, 2017
Feb 8, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Feb 7, 2017
Nov 16, 2016
Nov 16, 2016
Nov 16, 2016
Nov 16, 2016
Nov 16, 2016
Sep 12, 2016
Sep 12, 2016
Sep 2, 2016
Sep 2, 2016
Sep 2, 2016
Jun 29, 2016
Jun 29, 2016
Jun 29, 2016
Jun 29, 2016
Jun 29, 2016
Feb 29, 2016
Feb 29, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Nov 4, 2015
Nov 4, 2015
Oct 30, 2015
Oct 28, 2015
Oct 28, 2015
Oct 28, 2015
Oct 28, 2015
Oct 28, 2015
Oct 14, 2015
Oct 14, 2015
Oct 6, 2015
Oct 6, 2015
Oct 6, 2015
Oct 6, 2015
Jul 31, 2015
Jul 30, 2015
Jul 13, 2015
May 13, 2015
May 13, 2015
Apr 10, 2015
Apr 10, 2015
Apr 10, 2015
Apr 10, 2015
Apr 10, 2015
Apr 10, 2015
Apr 10, 2015
Apr 1, 2015
Mar 27, 2015
Mar 25, 2015
Mar 4, 2015
Mar 4, 2015
Mar 4, 2015
Feb 27, 2015
Jan 14, 2015
Jan 14, 2015
Jul 22, 2014
Jul 3, 2014
Jul 3, 2014
Apr 29, 2014
Apr 29, 2014
Apr 29, 2014
Jan 16, 2014
Dec 17, 2013
Dec 17, 2013
Dec 17, 2013
Dec 17, 2013
Dec 17, 2013
Dec 17, 2013