Patent No. EP3491348 (titled "Method For Weighing Containers And Relative Weighing Unit.") was filed by IMA Industria Macchine Automatiche on Jul 28, 2017. The application was issued on Nov 10, 2021.

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 |
|---|---|---|
| ZELLWAG PHARMATECH | Aug 10, 2022 | KELLER SCHNEIDER PATENT UND MARKENANWALTE |
| FOCKE | Aug 8, 2022 | ELLBERG |
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
Jan 27, 2026
Sep 27, 2024
Aug 12, 2024
Aug 12, 2024
Aug 7, 2024
Aug 7, 2024
Aug 7, 2024
Apr 12, 2024
Apr 12, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Feb 23, 2024
Feb 23, 2024
Feb 23, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Dec 20, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Nov 28, 2023
Nov 22, 2023
Nov 22, 2023
Nov 20, 2023
Nov 20, 2023
Nov 20, 2023
Oct 30, 2023
Oct 5, 2023
Oct 5, 2023
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 28, 2023
Sep 22, 2023
Sep 22, 2023
Sep 19, 2023
Sep 19, 2023
Sep 19, 2023
Jul 14, 2023
Jul 14, 2023
Jul 14, 2023
Jul 14, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
Jul 11, 2023
May 22, 2023
May 22, 2023
May 22, 2023
May 22, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 16, 2023
May 16, 2023
May 11, 2023
May 11, 2023
May 11, 2023
Dec 22, 2022
Dec 22, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Aug 24, 2022
Aug 24, 2022
Aug 24, 2022
Aug 16, 2022
Aug 12, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Aug 8, 2022
Nov 23, 2021
Oct 14, 2021
Oct 4, 2021
Oct 4, 2021
Oct 4, 2021
Oct 4, 2021
Jul 15, 2021
Jul 15, 2021
Jul 15, 2021
Jul 15, 2021
Jul 15, 2021
Jun 7, 2021
Oct 27, 2020
Oct 13, 2020
Oct 13, 2020
Oct 13, 2020
Oct 8, 2020
Sep 30, 2020
Sep 30, 2020
Sep 30, 2020
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
Sep 3, 2019
May 8, 2019
Mar 12, 2019
Mar 8, 2019
Mar 8, 2019
Mar 8, 2019
Feb 25, 2019
Feb 25, 2019
Feb 15, 2019
Dec 5, 2018
Feb 21, 2018
Feb 21, 2018
Feb 1, 2018
Feb 1, 2018
Nov 23, 2017
Nov 22, 2017
Nov 22, 2017
Nov 22, 2017
Aug 21, 2017
Aug 18, 2017
Aug 15, 2017
Jul 28, 2017
Jul 28, 2017
Jul 28, 2017
Jul 28, 2017
Jul 28, 2017
Jul 28, 2017
Jul 28, 2017
May 24, 2017
Apr 24, 2017