US2532865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lithographic printing plate
Assignee: Individual
•
Filing: 1946-05-01
•
Granted: 1950-12-05
•
Expires: 1966-05-01
Abstract
No abstract record available.
Inventors
- 👤 Toland William Craig
- 👤 Alger P Reynolds
- 👤 Munroe H Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:01
CPC Classifications
B; B41; B41C; B41C1/00; B41C1/10; B41C1/1091; B41N; B41N3/00; B41N3/03; B41N3/036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A LITHOGRAPHIC PRINTING PLATE COMPRISING A BASE, A WATER-SWELLABLE COATING ON THE BASE, GREASY IMAGE PORTIONS FIXED TO THE COATING, SAID COATING INCLUDING A WATER-SWELLABLE MATERIAL, MELAMINEFORMALDEHYDE RESIN AND A WATER-SOLUBLE DIBASIC ACID, SAID ACID BEING DISPERSED THROUGHOUT THE COATING IN A FINLEY DIVIDED SOLID STATE.
Claim 2
Dependent Claim
46 words
A LITHOGRAPHIC PRINTING PLATE COMPRISING A BASE, A WATER-SWELLABLE COATING ON THE BASE, GREASY IMAGE PORTIONS FIXED TO THE COATING, SAID COATING INCLUDING A WATER-SWELLABLE MATERIAL, MELAMINEFORMALDEHYDE RESIN AND A WATER-SOLUBLE DIBASIC ACID, SAID ACID BEING DISPERSED THROUGHOUT THE COATING IN A FINLEY DIVIDED SOLID STATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |