US2476503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous feed kinematographic apparatus
Assignee: Individual
•
Filing: 1945-03-12
•
Granted: 1949-07-19
•
Expires: 1965-03-12
Abstract
No abstract record available.
Inventors
- 👤 Maytum James Archibald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:25
CPC Classifications
G; G03; G03B; G03B41/00; G03B41/02; G03B41/04; G03B41/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1646341A
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US1699169A
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DE550665C
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DE564557C
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US1341108A
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FR637220A
Cited
US1928623A
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US2004120A
Cited
US2013661A
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US1974423A
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GB472013A
Cited
US2168433A
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US2147076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |