Patent FR753944A successfully refreshed from Google Patents.
US2483014A
Expired / Lapsed
US
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Self-developing camera apparatus
Assignee: Polaroid Corp
•
Filing: 1947-12-06
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Granted: 1949-09-27
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Expires: 1967-12-06
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Land
- 👤 Murry N Fairbank
- 👤 David S Grey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:50
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1424816A
Cited
US1758326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |