US2754218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing ink
Assignee: Individual
•
Filing: 1953-04-27
•
Granted: 1956-07-10
•
Expires: 1973-04-27
Abstract
No abstract record available.
Inventors
- 👤 Il William A Magie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:08
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A PRINTING INK COMPRISING A MINERAL OIL, WATER, A PRINTING INK COLOR AND FROM ABOUT 15% TO ABOUT 50%, BY WEIGHT OF THE INK, OF A MEMBER OF THE CLASS CONSISTING OF AN ALKALI METAL ALKYLARYL SULFONATE AND AN ALKALINE EARTH METAL ALKYLARYL SULFONATE.
Claim 2
Dependent Claim
44 words
A PRINTING INK COMPRISING A MINERAL OIL, WATER, A PRINTING INK COLOR AND FROM ABOUT 15% TO ABOUT 50%, BY WEIGHT OF THE INK, OF A MEMBER OF THE CLASS CONSISTING OF AN ALKALI METAL ALKYLARYL SULFONATE AND AN ALKALINE EARTH METAL ALKYLARYL SULFONATE.
References Cited (Backward Citations)
US1524872A
Cited
DE388878C
Cited
US1848077A
Cited
US2138836A
Cited
US2155861A
Cited
US2161173A
Cited
US2306863A
Cited
US2427921A
Cited
US2454700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-10 | 1960-01-09 | 1960-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-10 | 1964-01-09 | 1964-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-10 | 1968-01-09 | 1968-07-10 | $7700.00 | Window Closed / Lapsed |