Patent US3732097A successfully refreshed from Google Patents.
US3732097A
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US
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Method for directly developing a relief image in a polymerizable compositon
Assignee: Beazer East Inc
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Filing: 1971-02-02
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Granted: 1973-05-08
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Expires: 1991-02-02
Abstract
Abstract A PROCESS FOR DIRECTLY DEVELOPING A RELIEF IMAGE IN A POLYMERIZANBLE COMPOSITION IS DISCLOSED. THE PROCESS INVOLVES AN IMAGE-WISE EXPOSURE OF A POLYMERIZABLE LAYER TO A BEAM OF ACTINIC LIGHT, AND DIFFERENTIALLY POLYMERIZING THE LAYER UNDER THE INFLUENCE OF THIS IMAGEWISE EXPOSURE TO FORM DIRECTLY A POLYMERIZED CASTING IN THE FORM OF A RELIEF IMAGE. ALSO, MIRROR-RELIEF IMAGES CAN BE DEVELOPED DIRECTLY ON OPPOSITE SURFACES OF THE RESULTANT POLYMERIZED CASTING. THE CASTINGS CAN BE USED FOR PRINTING PLATES, CIRCUIT BOARDS, AND CAN BE USED TO MAKE FLUIDIC AMPLIFIERS.
Inventors
- 👤 J Dickie
- 👤 P Harju
- 👤 D Kostishack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:54
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/26; G03F7/36; C; C08; C08F; C08F283/00; C08F283/01
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) | 1976-05-07 | 1976-11-06 | 1977-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-07 | 1980-11-06 | 1981-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-07 | 1984-11-06 | 1985-05-08 | $7700.00 | Window Closed / Lapsed |