US2518607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing ink and method of printing
Assignee: Individual
•
Filing: 1946-01-16
•
Granted: 1950-08-15
•
Expires: 1966-01-16
Abstract
No abstract record available.
Inventors
- 👤 Erickson Donald Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:06
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/102; C09D11/104; B; B41; B41M; B41M7/00; B41M7/0027
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
74 words
THE METHOD OF PRINTING AND PREVENTING OFFSET COMPRISING PRINTING AN INK COMPRISING THERMOSETTING, WATER-INSOLUBLE, GLYCERYL PHTHALATE AND AN ALKALI METAL SALT THEREOF COLLOIDALLY DISPERSED IN A VEHICLE SELECTED FROM THE GROUP CONSISTING OF WATER MISCIBLE LIQUID GLYCOLS, AND POLYGLYCOL ETHERS AND A PIGMENT, AND IMMEDIATELY AFTER PRINTING APPLYING TO THE SURFACE OF THE PRINTED INK AN AQUEOUS SOLUTION OF A SALT OF A METAL SELECTED FROM THE GROUP CONSISTING OF BARIUM, CALCIUM AND ZINC.
References Cited (Backward Citations)
US1640596A
Cited
GB307877A
Cited
US2063239A
Cited
US2220621A
Cited
US2267276A
Cited
US2261798A
Cited
US2385613A
Cited
US2400519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-14 | 1954-02-13 | 1954-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-14 | 1958-02-13 | 1958-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-14 | 1962-02-13 | 1962-08-15 | $7700.00 | Window Closed / Lapsed |