Patent US2694955A successfully refreshed from Google Patents.
US2694955A
Expired / Lapsed
US
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Film magazine
Assignee: Foster & Foster
•
Filing: 1949-08-02
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Granted: 1954-11-23
•
Expires: 1969-08-02
Abstract
No abstract record available.
Inventors
- 👤 Foster Warren Dunham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:49
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/26; G03B17/265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1730930A
Cited
US1935210A
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US2175538A
Cited
GB479379A
Cited
US2123495A
Cited
GB489658A
Cited
US2143769A
Cited
US2372637A
Cited
US2568339A
Cited
US2431254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |