US3591626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tetravinyl compounds
Assignee: EIDP Inc
•
Filing: 1969-08-04
•
Granted: 1971-07-06
•
Expires: 1989-08-04
Abstract
Abstract A TETRAVINYL COMPOUND HAVING UTILITY IN COATING COMPOSITIONS AND OTHER POLYMER-FORMING OPERATIONS IS FORMED BY FIRST REACTING A DIEPOXIDE WITH A CRYLIC AND/OR METHACRYLIC ACID AND SUBSEQUENTLY REACTING THE RESULTANT ESTER CONDENSATION PRODUCT WITH A VINYL UNSATURATED ACYL HALIDE.
Inventors
- 👤 Elihu J Aronoff
- 👤 Santokh S Labana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:35
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/24; C; C08; C08F; C08F2/00; C08F2/46; C08F20/00; C08F20/02; C08F20/10; C08F20/12; C08F20/16; C08F290/00; C08F290/02; C08F290/06; C08F290/064; C08F291/00; C08F299/00; C08F299/02; C08F299/026; C09; C09D; C09D4/00; C09D4/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31529
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-05 | 1975-01-04 | 1975-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-05 | 1979-01-04 | 1979-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-05 | 1983-01-04 | 1983-07-06 | $7700.00 | Window Closed / Lapsed |