US3674486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoresist material and method of forming printing plates and resulting product
Assignee: Arthur D Little Inc
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Filing: 1970-02-02
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Granted: 1972-07-04
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Expires: 1990-02-02
Abstract
Abstract A PHOTORESIST MATERIAL SUITABLE FOR EXPOSURE THROUGH A PROCESS TRANSPARENCY TO ACTINIC LIGHT TO PRODUCE A LETTERPRESS PRINTING PLATE AND A METHOD OF PRODUCING SUCH A PRINTING PLATE. EXPOSURE MAY BE ACCOMPLISHED WHILE THE PLATE IS MOUNTED ON A CYLINDER TO ELIMINATE THE NEED FOR POSSIBLE DISTORTION COMPENSATION.
Inventors
- 👤 Jack Milgrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:46
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/114; Y10S430/117; Y10S430/12; Y10S430/124; Y10S430/126
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) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |