US3703362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Presensitized light-sensitive letterpress printing makeready
Assignee: 3M Co
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Filing: 1972-01-17
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Granted: 1972-11-21
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Expires: 1992-01-17
Abstract
Abstract NOVEL PRESENSITIZED LIGHT-SENSITIVE MAKEREADY SHEET MATERIAL FOR LETTERPRESS PRINTING IS PROVIDED. THIS SHEET MATERIAL IS COMPRISED OF A FLEXIBLE BACKING OVERLAID IN ASCENDING ORDER WITH A THERMOEXPANSIBLE LAYER, A LIGHTSENSITIVE DIAZO RESIN LAYERL AND AN OUTER LAYER OF A PIGMENTED, WATER-INSOLUBLE, SOLVENT-SOFTENABLE POLYMERIC COMPOUND.
Inventors
- 👤 Daniel S Dustin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:11
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/09; G03F7/095; B; B41; B41M; B41M9/00; B41M9/02; B41M9/04
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) | 1975-11-21 | 1976-05-22 | 1976-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-21 | 1980-05-22 | 1980-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-21 | 1984-05-22 | 1984-11-21 | $7700.00 | Window Closed / Lapsed |