Patent US2736719A successfully refreshed from Google Patents.
US2736719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing inks
Assignee: Sun Chemical Corp
•
Filing: 1953-04-20
•
Granted: 1956-02-28
•
Expires: 1973-04-20
Abstract
No abstract record available.
Inventors
- 👤 Hugo P Stockmayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:19
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A PRINTING INK CONSISTING OF A PIGMENT DISPERSED IN A VEHICLE CONSISTING OF APPROXIMATELY 35% TO 65% BY WEIGHT OF A RESINOUS REACTION PRODUCT OF EPICHLORHYDRIN AND BIS PHENOL, AND APPROXIMATELY 65% TO 35% BY WEIGHT OF A FLUID CHLORINATED BIPHENYL HAVING A DISTILLATION RANGE WITHIN THE RANGE OF APPROXIMATELY 275* C. TO 360* C.
Claim 2
Dependent Claim
55 words
A PRINTING INK CONSISTING OF A PIGMENT DISPERSED IN A VEHICLE CONSISTING OF APPROXIMATELY 35% TO 65% BY WEIGHT OF A RESINOUS REACTION PRODUCT OF EPICHLORHYDRIN AND BIS PHENOL, AND APPROXIMATELY 65% TO 35% BY WEIGHT OF A FLUID CHLORINATED BIPHENYL HAVING A DISTILLATION RANGE WITHIN THE RANGE OF APPROXIMATELY 275* C. TO 360* C.
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) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |