Patent US3446757A successfully refreshed from Google Patents.
Patent US1104867A successfully refreshed from Google Patents.
US1104867A
Expired / Lapsed
US
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Expression device for automatic musical instruments.
Assignee: RUDOLPH WURLITZER MANUFACTURING Co
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Filing: 1912-11-06
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Granted: 1914-07-28
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Expires: 1932-11-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph Blohut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:14
CPC Classifications
G; G10; G10F; G10F1/00; G10F1/02; Y; Y10; Y10S; Y10S251/00; Y10S251/901; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/87096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1917-07-27 | 1918-01-26 | 1918-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-07-27 | 1922-01-26 | 1922-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-07-27 | 1926-01-26 | 1926-07-28 | $7700.00 | Window Closed / Lapsed |