US3594175A
Expired / Lapsed
US
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Photosensitive acetylenic polymers
Assignee: General Electric Co
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Filing: 1968-10-01
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Granted: 1971-07-20
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Expires: 1988-10-01
Abstract
Abstract POLYMERIC COMPOSITIONS CONTAINING ACETYLENIC GROUPS AND A PHOTOSENSITIZING AGENT, WHICH MAY BE PART OF THE POLYMER MOLECULE OR AN ADDITIVE TO THE POLYMER, AND WHICH UPON ABSORBING ACTINIC RADIATION, ACCELERATES THE CROSS-LINKING OF THE POLYMER, ARE RENDERED INSOLUBLE WHEN EXPOSED TO ULTRAVIOLET IRRADIATION, THEREBY MAKING THEM SUITABLE AS PHOTORESISTS IN THE GRAPHIC ARTS.
Inventors
- 👤 Allan S Hay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:13
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; G03F7/0384; C; C08; C08G; C08G8/00; C08G8/28; C08G8/30; C08L; C08L65/00; G03F7/025; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/114; Y10S430/124; Y10S522/00; Y10S522/904; Y10S522/905
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) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |