Patent No. EP3823814 (titled "Method And Apparatus For Producing An Object By Means Of Additive Manufacturing") was filed by Additive Industries on Jun 18, 2019. The application was issued on Mar 15, 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.
| Company | Opposition Date | Representative |
|---|---|---|
| NIKON SLM SOLUTIONS | Dec 13, 2023 | SCHOTT |
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 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
May 15, 2025
May 7, 2025
May 6, 2025
May 6, 2025
May 6, 2025
Mar 27, 2025
Mar 24, 2025
Mar 24, 2025
Mar 24, 2025
Mar 19, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 14, 2025
Mar 13, 2025
Mar 10, 2025
Mar 10, 2025
Mar 10, 2025
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Nov 13, 2024
Aug 19, 2024
Aug 13, 2024
Aug 13, 2024
Aug 13, 2024
May 14, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
May 8, 2024
Jan 8, 2024
Jan 8, 2024
Dec 19, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Mar 28, 2023
Feb 16, 2023
Feb 2, 2023
Feb 2, 2023
Feb 2, 2023
Feb 2, 2023
Jan 20, 2023
Jan 20, 2023
Jan 20, 2023
Jan 20, 2023
Jan 20, 2023
Jan 20, 2023
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Aug 1, 2022
Aug 1, 2022
Aug 1, 2022
Jul 25, 2022
Jul 25, 2022
Jul 19, 2022
May 20, 2022
May 20, 2022
May 16, 2022
May 16, 2022
May 16, 2022
May 16, 2022
May 16, 2022
May 16, 2022
May 16, 2022
May 16, 2022
May 16, 2022
Feb 2, 2022
Jan 27, 2022
Jan 27, 2022
Jan 27, 2022
Jan 27, 2022
Jul 26, 2021
Jul 26, 2021
Jul 26, 2021
Jul 26, 2021
Jul 26, 2021
Jul 26, 2021
Jul 26, 2021
Apr 29, 2021
Feb 24, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 17, 2021
Feb 1, 2021
Jan 11, 2021
Jan 11, 2021
Nov 27, 2020
Apr 22, 2020
Apr 22, 2020
Apr 22, 2020
Apr 22, 2020
Feb 11, 2020
Jan 23, 2020
Jan 23, 2020
Sep 23, 2019
Sep 23, 2019
Sep 23, 2019
Sep 23, 2019
Aug 6, 2019
Jul 8, 2019
Jul 8, 2019
Jul 8, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019