Patent US2565033A successfully refreshed from Google Patents.
US2565033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for introducing vibrato effects into sound
Assignee: Individual
•
Filing: 1945-09-21
•
Granted: 1951-08-21
•
Expires: 1965-09-21
Abstract
No abstract record available.
Inventors
- 👤 Leonard Harry Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:00
CPC Classifications
G; G10; G10H; G10H3/00; G10H3/03; G10H3/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR605132A
Cited
US2075861A
Cited
US2024609A
Cited
US2113400A
Cited
US2165777A
Cited
US2245354A
Cited
US2322884A
Cited
US2373560A
Cited
US2347084A
Cited
US2402095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |