US3414635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxyalkyl esters in surface coatings
Assignee: Texaco Inc
•
Filing: 1965-10-18
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Granted: 1968-12-03
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Gayle D Edwards
- 👤 Harold G Waddill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:56
CPC Classifications
C; C07; C07C; C07C67/00; C07C67/08; C07C67/24; C07C67/26; C08; C08F; C08F22/00; C08F22/10; C08F22/12; C08F22/20; C08F28/00; C09; C09D; C09D135/00; C09D135/02; C08L; C08L61/00; C08L61/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
IN A METHOD FOR THE PREPARATION OF A THERMOSETTING ENAMEL BY CROSS-LINKING A COPOLYMER BY HEATING WITH AN AMINO-FORMALDEHYDE RESIN, SAID COPOLYMER BEING PREPARED FROM A HYDROXYALKYL ESTER OF AN UNSATURATED ACID AND AT LEAST ONE ETHYLENICALLY UNSATURATED COMPOUND, THE IMPROVEMENT WHEREIN THE HYDROXYALKYL ESTER IS ONE HAVING THE FORMULA:
Claim 2
Dependent Claim
50 words
IN A METHOD FOR THE PREPARATION OF A THERMOSETTING ENAMEL BY CROSS-LINKING A COPOLYMER BY HEATING WITH AN AMINO-FORMALDEHYDE RESIN, SAID COPOLYMER BEING PREPARED FROM A HYDROXYALKYL ESTER OF AN UNSATURATED ACID AND AT LEAST ONE ETHYLENICALLY UNSATURATED COMPOUND, THE IMPROVEMENT WHEREIN THE HYDROXYALKYL ESTER IS ONE HAVING THE FORMULA:
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |