US3037875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint compositions
Assignee: Universal Oil Products Co
•
Filing: 1959-02-16
•
Granted: 1962-06-05
•
Expires: 1979-02-16
Abstract
No abstract record available.
Inventors
- 👤 Edward M Geiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:50
CPC Classifications
C; C09; C09D; C09D7/00; C09D7/40; C09D7/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
THE METHOD OF PREVENTING SETTLING OF PIGMENT IN A PAINT COMPOSITION CONTAINING THE SAME, WHICH COMPRISES INCORPORATING IN SAID COMPOSITION FROM ABOUT 0.01% TO ABOUT 5% BY WEIGHT OF AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF THE CONDENSATION PRODUCT OF AN EPIHALOHYDRIN COMPOUND WITH AN AMINE COMPOUND IN EQUIMOLAR PROPERTIONS AND SALTS AND ESTERS OF SAID CONDENSATION PRODUCT.
Claim 2
Independent Claim
59 words
THE METHOD OF PREVENTING SETTLING OF PIGMENT IN A PAINT COMPOSITION CONTAINING THE SAME, WHICH COMPRISES INCORPORATING IN SAID COMPOSITION FROM ABOUT 0.01% TO ABOUT 5% BY WEIGHT OF AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF THE CONDENSATION PRODUCT OF AN EPIHALOHYDRIN COMPOUND WITH AN AMINE COMPOUND IN EQUIMOLAR PROPERTIONS AND SALTS AND ESTERS OF SAID CONDENSATION PRODUCT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |