Patent No. EP3816056 (titled "Hopper For A Packer Machine To Pack Smoking Articles") was filed by GD Societa PER Azioni on Oct 29, 2020. The application was issued on Apr 5, 2023.

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.
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
Nov 4, 2025
Nov 4, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
May 26, 2025
May 26, 2025
May 12, 2025
May 7, 2025
May 7, 2025
May 7, 2025
May 6, 2025
Apr 29, 2025
Apr 29, 2025
Nov 26, 2024
Nov 26, 2024
Nov 26, 2024
Nov 26, 2024
Nov 26, 2024
May 28, 2024
May 23, 2024
May 23, 2024
May 23, 2024
May 2, 2024
Apr 25, 2024
Apr 25, 2024
Apr 25, 2024
Feb 8, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Feb 5, 2024
Jan 19, 2024
Jan 19, 2024
Dec 6, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Nov 29, 2023
Sep 7, 2023
Aug 31, 2023
Apr 18, 2023
Mar 10, 2023
Feb 24, 2023
Feb 24, 2023
Feb 24, 2023
Feb 24, 2023
Jan 13, 2023
Nov 22, 2022
Nov 22, 2022
Nov 22, 2022
Nov 22, 2022
Oct 24, 2022
Oct 24, 2022
Oct 24, 2022
Oct 24, 2022
Oct 24, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Apr 19, 2022
Feb 21, 2022
Feb 21, 2022
Feb 11, 2022
Oct 11, 2021
Oct 11, 2021
Oct 11, 2021
Oct 11, 2021
Oct 11, 2021
May 11, 2021
Apr 8, 2021
Mar 2, 2021
Feb 26, 2021
Feb 26, 2021
Feb 26, 2021
Feb 26, 2021
Feb 18, 2021
Dec 29, 2020
Dec 29, 2020
Dec 29, 2020
Dec 29, 2020
Dec 29, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Nov 27, 2020
Nov 27, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Oct 29, 2020
Jun 9, 2020