US3411912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel polymers and their use in photographic applications
Assignee: Eastman Kodak Co
•
Filing: 1965-04-21
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Granted: 1968-11-19
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Expires: 1985-04-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas K Dykstra
- 👤 Thomas E Whiteley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:41
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/7614; C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F28/00; G03C1/005; G03C1/04; G03C1/053; Y; Y10; Y10S; Y10S526/00; Y10S526/923
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |