Patent US3556790A successfully refreshed from Google Patents.
US3556790A
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US
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Photographic photopolymerization and viewing process
Assignee: Raytheon Co
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Filing: 1967-02-16
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Granted: 1971-01-19
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Expires: 1987-02-16
Abstract
Abstract THE DISCOVERY PROVIDES AN OPTICAL METHOD AND COMPOSITIONS FOR EFFECTIVE THE PRODUCTION OF A PHOTOPOLYMER IMAGE IN A PHOTOPOLYMERIZABLE COMPOSITION WITH ACTINIC LIGHT OF HIGH ABSORPTION INTENSITY AND ENABLING SUBSEQUENT VIEWING OF THE CREATED IMAGE WITH ACTINIC LIGHT OF LOW ABSORPTION INTENSITY, WITH OR WITHOUT FIXING, OF THE PHOTOPOLYMERIZATION IMAGE, AND THE PRODUCT THEREOF.
Inventors
- 👤 John B Rust
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:30
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/20; G03F7/2022; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/106; Y10S430/108; Y10S430/11; Y10S430/111
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) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |