Patent US2649016A successfully refreshed from Google Patents.
US2649016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Picture and sound synchronizing method and system
Assignee: Individual
•
Filing: 1949-11-07
•
Granted: 1953-08-18
•
Expires: 1969-11-07
Abstract
No abstract record available.
Inventors
- 👤 Jerry B Fairbanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:42
CPC Classifications
G; G03; G03B; G03B31/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1771940A
Cited
US2044333A
Cited
US1950091A
Cited
GB377944A
Cited
US2202957A
Cited
US2365212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |