US2825657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing ink vehicle
Assignee: Interchemical Corp
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Filing: 1954-06-18
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Granted: 1958-03-04
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Expires: 1974-06-18
Abstract
No abstract record available.
Inventors
- 👤 Walter W Mock
- 👤 Richard H Bidle
- 👤 Allen G Corliss
- 👤 Harold E Phifer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:57
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/08; C09F; C09F1/00; C09F1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE METHOF OF PREPARING A ZINC CALCIUM RESINATE VARNISH FOR USE IN PRINTING INKS CONSISTING OF, REACTING 100 PARTS OF ROSIN DISSOLVED IN 50 TO 150 PARTS OF HYDROCARBON SOLVENT CAPABLE OF HOLDING ZINC CALCIUM RESINATE AND ETHYL CELLULOSE IN SOLUTION, WITH 1.0 TO 5.5 PARTS OF CALCIUM HYDROXIDE AND 5.0 TO 15.0 PARTS ZINC OXIDE, SAID REACTION BEING CARRIED OUT AT A TEMPERATURE OF ABOUT 250*F. TO 400*F. UNDER AUTOGENOUS PRESSURE UNTIL ALL THE ZINC AND CALCIUM HYDROXIDE HAVE REACTED.
Claim 2
Dependent Claim
81 words
THE METHOF OF PREPARING A ZINC CALCIUM RESINATE VARNISH FOR USE IN PRINTING INKS CONSISTING OF, REACTING 100 PARTS OF ROSIN DISSOLVED IN 50 TO 150 PARTS OF HYDROCARBON SOLVENT CAPABLE OF HOLDING ZINC CALCIUM RESINATE AND ETHYL CELLULOSE IN SOLUTION, WITH 1.0 TO 5.5 PARTS OF CALCIUM HYDROXIDE AND 5.0 TO 15.0 PARTS ZINC OXIDE, SAID REACTION BEING CARRIED OUT AT A TEMPERATURE OF ABOUT 250*F. TO 400*F. UNDER AUTOGENOUS PRESSURE UNTIL ALL THE ZINC AND CALCIUM HYDROXIDE HAVE REACTED.
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) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |