Patent US3738973A successfully refreshed from Google Patents.
US3738973A
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US
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Furoic acid esters of hydroxycontaining polymers
Assignee: Konica Minolta Graphic Imaging USA Inc
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Filing: 1971-01-07
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Granted: 1973-06-12
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Expires: 1991-01-07
Abstract
Abstract LIGHT-SENSITIVE FILM FORMING POLYMERS ARE DISCLOSED WHICH COMPRISES RECURRING UNITS OF FUROATE-ESTERFIED POLYMERIC ALCOHOLS SELECTED FROM PHENOXY RESINS, POLYESTERS AND STYRENE-ALLYL ALCOHOL COPOLYMERS. THE UTILIZATION OF THESE PHOTOSENSITIVE MATERIALS IN PHOTOLITHOGRAPHY AND PHOTOMECHANICAL PROCESSES IS ALSO DESCRIBED.
Inventors
- 👤 S Kallenbach
- 👤 S Augarten
- 👤 K Pande
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:09
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; G03F7/0388; C; C08; C08F; C08F8/00; C08F8/14; C08G; C08G85/00; C08G85/004; C08J; C08J3/00; C08J3/28; C08F2810/00; C08F2810/30
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) | 1976-06-11 | 1976-12-11 | 1977-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-11 | 1980-12-11 | 1981-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-11 | 1984-12-11 | 1985-06-12 | $7700.00 | Window Closed / Lapsed |