Patent US3406069A successfully refreshed from Google Patents.
US3406069A
Expired / Lapsed
US
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Photographic element and process
Assignee: EIDP Inc
•
Filing: 1965-06-03
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Granted: 1968-10-15
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Expires: 1985-06-03
Abstract
No abstract record available.
Inventors
- 👤 Overman Joseph De Witt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:41
CPC Classifications
C; C09; C09B; C09B11/00; C09B11/04; C09B11/10; C09B11/22; C09B11/06; G; G03; G03C; G03C1/00; G03C1/76; G03C1/825; G03C1/83; G03C1/833
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1879537A
Cited
US3016306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |