Patent US2506933A successfully refreshed from Google Patents.
US2506933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for patching motion-picture film
Assignee: Individual
•
Filing: 1945-04-27
•
Granted: 1950-05-09
•
Expires: 1965-04-27
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Mercer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:14
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/04; G03D15/043; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7152
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1310215A
Cited
US1535129A
Cited
US1591500A
Cited
US1921954A
Cited
US1921963A
Cited
US2099439A
Cited
US2318287A
Cited
US2346874A
Cited
US2348237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-08 | 1953-11-07 | 1954-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-08 | 1957-11-07 | 1958-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-08 | 1961-11-07 | 1962-05-09 | $7700.00 | Window Closed / Lapsed |