US3574657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric images formed by heat
Assignee: FMC Corp
•
Filing: 1967-12-14
•
Granted: 1971-04-13
•
Expires: 1987-12-14
Abstract
Abstract POLYMERIC IMAGES ARE FORMED BY EXPOSING A CURED ALLYLIC RESIN COATING TO A HEAT PATTERN. THE COATING IS REMOVED IN THE HEATED AREAS LEAVING A CURED POLYMERIC IMAGE IN THE UNHEATED AREAS. THE RESULTING COATING CAN BE LINKED AND USED AS A PRINTING SURFACE FOR PRODUCING PRINTED COPIES.
Inventors
- 👤 Leo S Burnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:27
CPC Classifications
B; B41; B41C; B41C1/00; B41C1/10; B41C1/1008; B41C2210/00; B41C2210/02; B41C2210/24; Y; Y10; Y10S; Y10S430/00; Y10S430/145; Y10S430/146
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-04-12 | 1974-10-12 | 1975-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-12 | 1978-10-12 | 1979-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-12 | 1982-10-12 | 1983-04-13 | $7700.00 | Window Closed / Lapsed |