US3591377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic elements and processes employing photosensitive polymers
Assignee: Eastman Kodak Co
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Filing: 1968-04-24
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Granted: 1971-07-06
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Expires: 1988-04-24
Abstract
Abstract POSITIVE AND NEGATIVE IMAGES CAN BE PREPARED, WITH AN ELEMENT COMPRISING A PHOTOSENSITIVE POLYESTER COMPOSITION SANDWICHED BETWEEN TWO SUPPORTS, BY A PHOTOADHESION PROCESS WHICH COMPRISES EXPOSING THE ELEMENT TO ACTINIC RADIATION AND SEPARATING THE SUPPORTS TO DEVELOP AN IMAGE.
Inventors
- 👤 Michael J Alsup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:13
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/26; G03F7/34; G03F7/346; G03F7/004; G03F7/038; G03F7/0384
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-05 | 1975-01-04 | 1975-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-05 | 1979-01-04 | 1979-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-05 | 1983-01-04 | 1983-07-06 | $7700.00 | Window Closed / Lapsed |