Patent US2660088A successfully refreshed from Google Patents.
US2660088A
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Apparatus for continuous cinematographic projection
Assignee: Individual
•
Filing: 1950-01-24
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Granted: 1953-11-24
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Expires: 1970-01-24
Abstract
No abstract record available.
Inventors
- 👤 Serra Vinto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:09
CPC Classifications
G; G03; G03B; G03B41/00; G03B41/02; G03B41/04; G03B41/10; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18288; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1332238A
Cited
DE370262C
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US1549750A
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US1642599A
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US1906818A
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FR40293E
Cited
US2154809A
Cited
US2227054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |