Patent No. EP4030945 (titled "Smoking Substitute Component") was filed by Imperial Tobacco on Sep 17, 2020. The application was issued on Sep 11, 2024.

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 |
|---|---|---|
| NICOVENTURES | Jun 9, 2025 | D YOUNG |
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
Oct 29, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Oct 23, 2025
Jun 26, 2025
Jun 26, 2025
Jun 13, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Jun 9, 2025
Sep 24, 2024
Aug 16, 2024
Aug 5, 2024
Aug 5, 2024
Aug 5, 2024
Aug 5, 2024
Aug 5, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
May 31, 2024
Aug 28, 2023
Aug 23, 2023
Aug 23, 2023
Aug 23, 2023
Aug 23, 2023
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Jun 29, 2022
Apr 28, 2022
Apr 20, 2022
Apr 20, 2022
Apr 4, 2022
Oct 8, 2021
Sep 29, 2021
Sep 29, 2021
Apr 12, 2021
Apr 12, 2021
Mar 25, 2021
Mar 25, 2021
Oct 16, 2020
Oct 16, 2020
Sep 28, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020