US2533481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic contact printer
Assignee: Eastman Kodak Co
•
Filing: 1947-01-08
•
Granted: 1950-12-12
•
Expires: 1967-01-08
Abstract
No abstract record available.
Inventors
- 👤 Roger P Leavitt
- 👤 William M White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:07
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1332854A
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US846767A
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US1052152A
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US1093509A
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US1144014A
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US1414582A
Cited
US1417403A
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US2344405A
Cited
US2421150A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |