Patent US2433446A successfully refreshed from Google Patents.
US2433446A
Expired / Lapsed
US
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Film splice
Assignee: Individual
•
Filing: 1943-10-30
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Granted: 1947-12-30
•
Expires: 1963-10-30
Abstract
No abstract record available.
Inventors
- 👤 Foster Harry Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:07
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/04; G03D15/043; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1664; Y10T403/00; Y10T403/71; Y10T403/7152
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR526197A
Cited
US1655297A
Cited
US1727349A
Cited
US1994913A
Cited
US1927063A
Cited
US2101458A
Cited
US2064414A
Cited
US2318287A
Cited
US2253874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-29 | 1951-06-30 | 1951-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-29 | 1955-06-30 | 1955-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-29 | 1959-06-30 | 1959-12-30 | $7700.00 | Window Closed / Lapsed |