US2419759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for intermittently advancing film
Assignee: Revere Camera Co
•
Filing: 1945-08-13
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Granted: 1947-04-29
•
Expires: 1965-08-13
Abstract
No abstract record available.
Inventors
- 👤 Theodore S Briskin
- 👤 Joseph J Golick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:53
CPC Classifications
G; G03; G03B; G03B1/00; G03B1/18; G03B1/20; G03B1/22; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1984143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-28 | 1950-10-28 | 1951-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-28 | 1954-10-28 | 1955-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-28 | 1958-10-28 | 1959-04-29 | $7700.00 | Window Closed / Lapsed |