Patent No. EP3522939 (titled "Volatile Material Dispenser") was filed by S C Johnson & SON on Sep 26, 2017. The application was issued on Jul 3, 2024.

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 |
|---|---|---|
| RECKITT & COLMAN OVERSEAS HYGIENE HOME | Apr 3, 2025 | BOULT WADE TENNANT |
| RECKITT & COLMAN OVERSEAS HYGIENE HOME | Apr 3, 2025 | PAREDES ROJAS |
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
Jul 27, 2026
Jul 24, 2026
Jul 24, 2026
Jul 24, 2026
Jul 24, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Jul 22, 2026
Feb 9, 2026
Feb 9, 2026
Feb 9, 2026
Feb 3, 2026
Feb 3, 2026
Feb 3, 2026
Jan 2, 2026
Dec 18, 2025
Dec 18, 2025
Dec 18, 2025
Dec 1, 2025
Dec 1, 2025
Dec 1, 2025
Dec 1, 2025
Dec 1, 2025
Aug 22, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Apr 17, 2025
Apr 17, 2025
Apr 9, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Jul 16, 2024
Jun 6, 2024
May 22, 2024
May 22, 2024
May 22, 2024
May 22, 2024
May 22, 2024
Jan 31, 2024
Jan 31, 2024
Jan 31, 2024
Jan 31, 2024
Jan 31, 2024
Jan 31, 2024
Jan 25, 2024
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 14, 2023
Dec 13, 2023
Dec 13, 2023
Dec 13, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Nov 24, 2023
Sep 13, 2023
Sep 13, 2023
Feb 1, 2022
Feb 1, 2022
Feb 1, 2022
Oct 1, 2021
Oct 1, 2021
Sep 27, 2021
Jan 20, 2020
Nov 22, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Nov 14, 2019
Jul 17, 2019
May 16, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
Apr 29, 2019
Mar 20, 2019
Mar 20, 2019
Feb 15, 2019
Apr 30, 2018
Apr 12, 2018
Apr 12, 2018
Mar 13, 2018
Mar 9, 2018
Mar 9, 2018
Mar 9, 2018
Jan 10, 2018
Jan 10, 2018
Jan 10, 2018
Nov 13, 2017
Nov 7, 2017
Nov 7, 2017
Oct 30, 2017
Oct 30, 2017
Oct 30, 2017
Oct 30, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017