Patent US2933030A successfully refreshed from Google Patents.
US2933030A
Expired / Lapsed
US
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Photographic printing apparatus
Assignee: Eastman Kodak Co
•
Filing: 1956-04-12
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Granted: 1960-04-19
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Expires: 1976-04-12
Abstract
No abstract record available.
Inventors
- 👤 Bornemann William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:51
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US757737A
Cited
US1503507A
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US1745956A
Cited
DE550974C
Cited
US2227110A
Cited
US2654300A
Cited
US2649303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |