Patent No. EP3542843 (titled "Multiple Use Disposable Injection Pen") was filed by Becton on Mar 15, 2012. The application was issued on May 4, 2022.

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 |
|---|---|---|
| INSPICOS PS | Jun 24, 2022 | INSPICOS PS |
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 13, 2025
Nov 13, 2025
Oct 28, 2025
Oct 28, 2025
Oct 28, 2025
Oct 28, 2025
Oct 28, 2025
Aug 11, 2025
Aug 11, 2025
Aug 11, 2025
Aug 6, 2025
Aug 5, 2025
Aug 1, 2025
Aug 1, 2025
Jul 28, 2025
Jul 28, 2025
Jul 28, 2025
Jun 2, 2025
Jun 2, 2025
May 27, 2025
May 27, 2025
May 27, 2025
Apr 16, 2025
Apr 16, 2025
Apr 16, 2025
Apr 16, 2025
Apr 8, 2025
Apr 8, 2025
Apr 8, 2025
Apr 8, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 28, 2025
Mar 11, 2025
Jan 14, 2025
Jan 9, 2025
Jan 9, 2025
Jan 9, 2025
Jan 9, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Jan 1, 2025
Oct 10, 2024
Oct 7, 2024
Oct 7, 2024
Oct 7, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
Jan 10, 2024
Jan 5, 2024
Jan 5, 2024
Jan 5, 2024
Nov 3, 2023
Oct 30, 2023
Oct 30, 2023
Oct 30, 2023
Jun 15, 2023
Jun 13, 2023
Jun 13, 2023
Jun 13, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 9, 2023
Jun 6, 2023
Jun 6, 2023
Jun 6, 2023
Jun 6, 2023
May 11, 2023
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Feb 21, 2023
Feb 21, 2023
Feb 13, 2023
Feb 7, 2023
Feb 7, 2023
Feb 7, 2023
Jun 30, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
Jun 24, 2022
May 17, 2022
Apr 7, 2022
Feb 10, 2022
Feb 10, 2022
Feb 10, 2022
Feb 10, 2022
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
Sep 30, 2021
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Feb 19, 2021
Mar 24, 2020
Mar 24, 2020
Mar 24, 2020
Mar 24, 2020
Sep 30, 2019
Sep 3, 2019
Aug 28, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 13, 2019
Jul 1, 2019
Jul 1, 2019
May 8, 2019
May 8, 2019
May 8, 2019
May 8, 2019
May 8, 2019
May 8, 2019
May 8, 2019
Oct 11, 2012