US2645622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing inks
Assignee: Sun Chemical Corp
•
Filing: 1950-07-01
•
Granted: 1953-07-14
•
Expires: 1970-07-01
Abstract
No abstract record available.
Inventors
- 👤 Delbert H Praeg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:57
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A VEHICLE FOR A PRINTING INK COMPRISING A GLYCOL-SOLUBLE, WATER-INSOLUBLE RESINOUS BINDER DISSOLVED IN A LIQUID POLYGLYCOL SOLVENT, AND IN CLUDING FROM APPROXIMATELY 0.5% TO APPROXIMATELY 5.0% BY WEIGHT BASED ON THE WEIGHT OF THE VEHICLE OF ALCOHOL-SOLUBLE N-ALKOXYMETHYL POLYMETHYLENE POLYAMIDE.
Claim 2
Dependent Claim
41 words
A VEHICLE FOR A PRINTING INK COMPRISING A GLYCOL-SOLUBLE, WATER-INSOLUBLE RESINOUS BINDER DISSOLVED IN A LIQUID POLYGLYCOL SOLVENT, AND IN CLUDING FROM APPROXIMATELY 0.5% TO APPROXIMATELY 5.0% BY WEIGHT BASED ON THE WEIGHT OF THE VEHICLE OF ALCOHOL-SOLUBLE N-ALKOXYMETHYL POLYMETHYLENE POLYAMIDE.
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US2323710A
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US2332066A
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US2397019A
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US2327507A
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Cited
US2463869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-13 | 1957-01-12 | 1957-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-13 | 1961-01-12 | 1961-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-13 | 1965-01-12 | 1965-07-14 | $7700.00 | Window Closed / Lapsed |