Patent US3002425A successfully refreshed from Google Patents.
US3002425A
Expired / Lapsed
US
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Chromatic photographic reproduction apparatus
Assignee: Agfa Gevaert NV
•
Filing: 1957-03-21
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Granted: 1961-10-03
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Expires: 1977-03-21
Abstract
No abstract record available.
Inventors
- 👤 Biedermann Friedrich
- 👤 Wick Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:07
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/72; G03B27/73; G03B27/735
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2500049A
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US2566264A
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US2484299A
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US2480422A
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US2518947A
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US2691917A
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GB737972A
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US2764060A
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FR1110123A
Cited
US2847903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |