US3275583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyd resins prepared from epoxy esters of monocarboxylic acids and process for theproduction of same
Assignee: Shell USA Inc
•
Filing: 1960-05-16
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Granted: 1966-09-27
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Expires: 1980-05-16
Abstract
No abstract record available.
Inventors
- 👤 Kloos Nantko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:59
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/40; C08G63/42; C08G63/46; C08G63/78; C08G63/82
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
19 words
A STABLE ALKYD RESIN WHICH IS THE REACTION PRODUCT OF (1) EPOXY ESTERS OF MONOCARBOXYLIC ACIDS 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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |