US3776889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Allyl carbamate esters of hydroxy-containing polymers
Assignee: Konica Minolta Graphic Imaging USA Inc
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Filing: 1971-01-07
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Granted: 1973-12-04
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Expires: 1991-01-07
Abstract
Abstract LIGHT-SENSITIVE FILM FORMING POLYMERS ARE DISCLOSED WHICH COMPRISE RECURRING UNITS OF ALYL CARBAMATEESTERFIED POLYMERIC ALCOHOLS. THE USE OF THESE PHOTOSENSITIVE MATERIALS IN PHOTOLITHOGRAPHY AND PHOTOMECHANICAL PROCESSES IS ALSO DESCRIBED.
Inventors
- 👤 K Pande
- 👤 S Kallenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:50
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; G03F7/0388; C; C08; C08B; C08B15/00; C08B15/05; C08B15/06; C08F; C08F8/00; C08F8/30; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/487; C08G18/4879; C08G18/62; C08G18/6212; C08G18/64; C08G18/6484; C08G18/70; C08G18/81; C08G18/8108; C09; C09F; C09F1/00; C09F1/04; Y; Y10; Y10S; Y10S525/00; Y10S525/93
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |