Patent US3794546A successfully refreshed from Google Patents.
US3794546A
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US
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Process and apparatus for delaminating an adherent receptor sheet on a sensitized element
Assignee: EIDP Inc
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Filing: 1971-11-23
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Granted: 1974-02-26
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Expires: 1991-11-23
Abstract
Abstract A PROCESS AND APPARATUS FOR IMAGE REPRODUCTION USING A DISCRETE LAMINATED SENSITIZED ELEMENT COMPRISING A SUBSTRATE, A RESIST LAYER AND A RECEPTOR SHEET, IN WHICH A CONTINUOUS WEB IS ADHERED TO THE RECEPTOR SHEET AND THEN TAKEN UP TO DELAMINATE THE RECEPTOR SHEET FROM THE SENSITIZED ELEMENT LEAVING THE HARDENED OR UNHARDENED PORTION OF THE RESIST LAYER ADHERING TO THE SUBSTRATE AS A POSITIVE OR NEGATIVE REPRODUCTION OF THE IMAGE AND THE COMPLEMENTARY UNHARDENED OR HARDENED IMAGE ADHERING TO THE RECEPTOR SHEET.
Inventors
- 👤 A Cohen
- 👤 H Tobias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:20
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/0004; B29C63/0013; G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/24; G03F; G03F7/00; G03F7/26; G03F7/34; G03F7/343; Y; Y10; Y10S; Y10S156/00; Y10S156/918; Y10S156/919; Y10S156/922; Y10T; Y10T156/00; Y10T156/11; Y10T156/1168; Y10T156/1189
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) | 1977-02-25 | 1977-08-27 | 1978-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-25 | 1981-08-27 | 1982-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-25 | 1985-08-27 | 1986-02-26 | $7700.00 | Window Closed / Lapsed |