US2656755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the production of music
Assignee: Miessner Inventions Inc
•
Filing: 1950-03-10
•
Granted: 1953-10-27
•
Expires: 1970-03-10
Abstract
No abstract record available.
Inventors
- 👤 Benjamin F Miessner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:31
CPC Classifications
G; G10; G10H; G10H3/00; G10H3/12; G10H3/14; G10H3/16; G10H2230/00; G10H2230/045; G10H2230/245; Y; Y10; Y10S; Y10S84/00; Y10S84/21
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |