US3332898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyd resins prepared from monoglycerides of olefinically unsaturated monocarboxylic acids and glycidyl esters of saturated aliphatic monocarboxyl acids and process for the production of same
Assignee: Shell USA Inc
•
Filing: 1961-11-09
•
Granted: 1967-07-25
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Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Kloos Nantko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:53
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08G63/40; C08G63/42; C08L; C08L67/00; C08L67/08; C09; C09D; C09D167/00; C09D167/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A POLYHYDRIC ALCOHOL-POLYBASIC ACID ALKYD RESIN RESULTING FROM THE REACTION OF (1) PHTHALIC ANHYDRIDE, (2) A MONOGLYCERIDE OF AN OLEFINICALLY UNSATURATED ALIPHATIC MONOCARBOXYLIC ACID OF FROM 12 TO 20 CARBON ATOMS PER MOLECULE AND (3) A GLYCIDYL ESTER OF AN ALPHA-BRANCHED SATURATED ALIPHATIC MONOCARBOXYLIC ACID, SAID ACID CONTAINING FROM 9 TO 19 CARBON ATOMS PER MOLECULE AND PREPARED BY REACTING AN ALKENE WITH CARBON MONOXIDE AND WATER IN THE PRESENCE OF AN ACID CATALYST.
Claim 2
Dependent Claim
74 words
A POLYHYDRIC ALCOHOL-POLYBASIC ACID ALKYD RESIN RESULTING FROM THE REACTION OF (1) PHTHALIC ANHYDRIDE, (2) A MONOGLYCERIDE OF AN OLEFINICALLY UNSATURATED ALIPHATIC MONOCARBOXYLIC ACID OF FROM 12 TO 20 CARBON ATOMS PER MOLECULE AND (3) A GLYCIDYL ESTER OF AN ALPHA-BRANCHED SATURATED ALIPHATIC MONOCARBOXYLIC ACID, SAID ACID CONTAINING FROM 9 TO 19 CARBON ATOMS PER MOLECULE AND PREPARED BY REACTING AN ALKENE WITH CARBON MONOXIDE AND WATER IN THE PRESENCE OF AN ACID CATALYST.
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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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |