US2942512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic piano
Assignee: Wurlitzer Co
•
Filing: 1957-08-14
•
Granted: 1960-06-28
•
Expires: 1977-08-14
Abstract
No abstract record available.
Inventors
- 👤 Benjamin F Miessner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:07
CPC Classifications
G; G10; G10H; G10H3/00; G10H3/12; G10H3/14; G10H3/20; Y; Y10; Y10S; Y10S84/00; Y10S84/18
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) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |