Patent No. EP3827845 (titled "Subcutaneous Formulations Of Anti-Cd38 Antibodies And Their Uses") was filed by Janssen Biotech on Nov 1, 2016. The application was issued on Mar 30, 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 |
|---|---|---|
| STORZ | Dec 29, 2022 | MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB |
| PATENT BOUTIQUE | Dec 29, 2022 | PATENT BOUTIQUE |
| KONIG SZYNKA TILMANN VON RENESSE | Dec 27, 2022 | KONIG SZYNKA TILMANN VON RENESSE PATENTANWALTE PARTNERSCHAFT MBB DUSSELDORF |
| DR H ULRICH DORRIES | Dec 22, 2022 | DORRIES |
| DR H ULRICH DORRIES | Dec 22, 2022 | DORRIES, HANS ULRICH , DF-MP DORRIES FRANK-MOLNIA & POHLMAN |
| XBRANE BIOPHARMA | Dec 21, 2022 | YILDIRIM |
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
Feb 3, 2026
Jan 14, 2026
Jan 14, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Nov 24, 2025
Nov 14, 2025
Nov 12, 2025
Nov 12, 2025
Nov 12, 2025
Nov 12, 2025
Nov 12, 2025
Aug 7, 2025
Aug 7, 2025
Aug 7, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Aug 4, 2025
Jun 26, 2025
Jun 26, 2025
Jun 24, 2025
Jun 24, 2025
Jun 24, 2025
Apr 2, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Mar 31, 2025
Jan 31, 2025
Jan 29, 2025
Jan 29, 2025
Jan 29, 2025
Jan 22, 2025
Jan 22, 2025
Jan 22, 2025
Jan 22, 2025
Jan 22, 2025
Jan 22, 2025
Jan 22, 2025
Jan 9, 2025
Jan 9, 2025
Jan 9, 2025
Jan 9, 2025
Jan 9, 2025
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Nov 29, 2024
Oct 24, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 14, 2024
Oct 2, 2024
Oct 2, 2024
Oct 2, 2024
Oct 2, 2024
Oct 2, 2024
Sep 27, 2024
Sep 27, 2024
Sep 27, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 17, 2024
Sep 17, 2024
Sep 17, 2024
Aug 29, 2024
Aug 29, 2024
Aug 29, 2024
Aug 29, 2024
Aug 29, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 28, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 23, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 18, 2024
Jul 15, 2024
Jul 15, 2024
Jul 15, 2024
Dec 29, 2023
Dec 29, 2023
Dec 21, 2023
Dec 18, 2023
Dec 18, 2023
Dec 18, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 5, 2023
Dec 5, 2023
Dec 5, 2023
Dec 5, 2023
Dec 5, 2023
Dec 5, 2023
Nov 29, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 23, 2023
Nov 23, 2023
Nov 23, 2023
Nov 23, 2023
Nov 23, 2023
Nov 23, 2023
Nov 23, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 16, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Jul 28, 2023
Jul 28, 2023
Jul 28, 2023
Jul 28, 2023
Jul 28, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Jul 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 18, 2023
Apr 18, 2023
Apr 18, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 5, 2023
Jan 4, 2023
Jan 3, 2023
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 29, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 27, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 22, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Dec 21, 2022
Apr 12, 2022
Mar 3, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Feb 21, 2022
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Nov 18, 2021
Aug 13, 2021
Aug 5, 2021
Aug 5, 2021
Jun 8, 2021
May 6, 2021
May 5, 2021
May 5, 2021
May 5, 2021
May 5, 2021
May 5, 2021
Apr 22, 2021
Apr 9, 2021
Apr 6, 2021
Apr 6, 2021
Apr 6, 2021
Apr 6, 2021
Mar 23, 2021
Feb 12, 2021
Feb 12, 2021
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
May 31, 2017