Patent US2446576A successfully refreshed from Google Patents.
US2446576A
Expired / Lapsed
US
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Film splicer
Assignee: DE VRY Corp
•
Filing: 1943-02-27
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Granted: 1948-08-10
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Expires: 1963-02-27
Abstract
No abstract record available.
Inventors
- 👤 Vry William C De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:46
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/04; G03D15/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1490286A
Cited
US1467971A
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US1502959A
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US1535129A
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US1591500A
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US1730929A
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US2027524A
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US2064414A
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US2241224A
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US2318287A
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US2346874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-10 | 1952-02-09 | 1952-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-10 | 1956-02-09 | 1956-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-10 | 1960-02-09 | 1960-08-10 | $7700.00 | Window Closed / Lapsed |