US2562782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-repellent ink transfer surface
Assignee: Warren SD Co
•
Filing: 1947-12-29
•
Granted: 1951-07-31
•
Expires: 1967-12-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Frost
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:23
CPC Classifications
B; B41; B41N; B41N10/00; B41N10/02; B41N2210/00; B41N2210/02; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31844; Y10T428/31848
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
LITHOGRAPHIC PRINTING PROCESS WHICH COMPRISES WETTING DIFFERENT AREAS OF THE SURFACE OF A LITHOGRAPHIC PLATE WITH INK AND AN IMMISCIBLE AQUEOUS LIQUID AND CONTACTING SAID SURFACE WITH ANOTHER SURFACE WHICH IS INK-RESPECTIVE AND NONWATER-ADSORBENT.
Claim 2
Dependent Claim
34 words
LITHOGRAPHIC PRINTING PROCESS WHICH COMPRISES WETTING DIFFERENT AREAS OF THE SURFACE OF A LITHOGRAPHIC PLATE WITH INK AND AN IMMISCIBLE AQUEOUS LIQUID AND CONTACTING SAID SURFACE WITH ANOTHER SURFACE WHICH IS INK-RESPECTIVE AND NONWATER-ADSORBENT.
References Cited (Backward Citations)
US1148120A
Cited
US1954550A
Cited
US2278982A
Cited
US2285763A
Cited
US2271124A
Cited
US2404313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |