US2991184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control of souring in flexographic inks
Assignee: Interchemical Corp
•
Filing: 1958-08-18
•
Granted: 1961-07-04
•
Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Dominic J Bernardi
- 👤 William B Westcott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:12
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/03
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
18 words
A PRINTING INK CONSISTING ESSENTIALLY OF A COLORED SOLUTION OF A RESIN IN A VOLATILE SOLVENT COMPRISING 2,2DIMETHOXYPROPANE.
Claim 2
Dependent Claim
18 words
A PRINTING INK CONSISTING ESSENTIALLY OF A COLORED SOLUTION OF A RESIN IN A VOLATILE SOLVENT COMPRISING 2,2DIMETHOXYPROPANE.
Claim 3
Independent Claim
29 words
THE METHOD OF REDUCING THE WATER CONTENT OF A PRINTING INK WHICH COMPRISES ADDING THERETO A HYDROLYZABLE KETAL HAVING A MAXIMUM OF 8 CARBON ATOMS AND THE FOLLOWING FORMULA
Claim 4
Independent Claim
29 words
THE METHOD OF REDUCING THE WATER CONTENT OF A PRINTING INK WHICH COMPRISES ADDING THERETO A HYDROLYZABLE KETAL HAVING A MAXIMUM OF 8 CARBON ATOMS AND THE FOLLOWING FORMULA
References Cited (Backward Citations)
CA558539A
Cited
US2229665A
Cited
US2437908A
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US2736741A
Cited
US2720461A
Cited
US2733155A
Cited
US2827494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |