Patent No. EP3906831 (titled "Hand-Guided Cyclone Vacuum Cleaner") was filed by Miele & CIE on Apr 22, 2021. The application was issued on Jun 26, 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 |
|---|---|---|
| STRAWMAN | Mar 26, 2025 | MEWBURN ELLIS |
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 2, 2026
Jul 2, 2026
Jul 2, 2026
Jun 30, 2026
Jun 26, 2026
Jun 23, 2026
Jun 22, 2026
Jun 22, 2026
Jun 22, 2026
Jun 16, 2026
May 20, 2026
May 20, 2026
May 13, 2026
May 13, 2026
May 13, 2026
May 12, 2026
May 12, 2026
May 12, 2026
May 12, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Nov 19, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Nov 11, 2025
Aug 7, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Jul 30, 2025
Apr 9, 2025
Apr 9, 2025
Apr 2, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Mar 26, 2025
Jul 9, 2024
May 31, 2024
May 16, 2024
May 16, 2024
May 16, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Mar 26, 2024
Feb 28, 2024
May 23, 2022
May 19, 2022
Nov 15, 2021
Nov 10, 2021
Nov 10, 2021
Nov 10, 2021
Nov 10, 2021
Nov 10, 2021
Nov 10, 2021
Nov 10, 2021
Oct 13, 2021
Oct 11, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 1, 2021
Sep 23, 2021
Sep 3, 2021
Sep 3, 2021
Sep 3, 2021
Sep 3, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021