US3370045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyesters and polyurethane foams from di-and tri-(beta-carboxyethyl) isocyanurates and process for preparing them
Assignee: Honeywell International Inc
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Filing: 1963-12-11
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Granted: 1968-02-20
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Expires: 1983-12-11
Abstract
No abstract record available.
Inventors
- 👤 Sadle Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:17
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/685; C08G63/6854; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/42; C08G18/46; C08G18/4615; C08G18/4638; C08G18/4661
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
A RESINOUS POLYESTER OF TRI-(BETA-CARBOXYETHYL)ISOCYANURATE AND A POLYHYDRIC ALCOHOL.
Claim 2
Dependent Claim
9 words
A RESINOUS POLYESTER OF TRI-(BETA-CARBOXYETHYL)ISOCYANURATE AND A POLYHYDRIC ALCOHOL.
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) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |