Mechanischer Tonsignal-Transformator (MTT)
Swiss patent · CH721492 · In force
Register entry
- Publication number
- CH721492
- Application number
- CH000005/2024
- Kind
- Swiss patent
- Status
- In force
- Specification
- Application, without search report
- Filed
- Jan 1, 2024
- Published
- Jul 15, 2025
- Protection ends at the latest
- Dec 31, 2043
- Next annual fee due
- Jan 31, 2027
- IPC classes
- H04R 9/06 (2006.01)G11B 3/00 (2006.01)G10K 13/00 (2006.01)
- CPC classes
- H04R 9/06 (2013-01-01)G11B 3/001 (2013-01-01)G10K 13/00 (2013-01-01)
- Specifications
- 15.07.2025 A2
- Filing language
- German
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Aug 18, 2026
Title
- Title
- Mechanischer Tonsignal-Transformator / Verstärker (MTT) → Mechanischer Tonsignal-Transformator (MTT)
- IPC classes
- H04R 9/06 (2006.01) → H04R 9/06 (2006.01), G11B 3/00 (2006.01), G10K 13/00 (2006.01)
- CPC classes
- H04R 9/06 (2013-01-01) - J → H04R 9/06 (2013-01-01) - J, G11B 3/001 (2013-01-01) - J, G10K 13/00 (2013-01-01) - J
Published in Swissreg on 18.08.2026
- Jul 15, 2025
Specification status
- Specification status
- Non-published patent application → Patent application without search report
- Publication date
- 15.07.2025
Published in Swissreg on 15.07.2025
Parties
Agent
Inventor
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