Patent US2652376A successfully refreshed from Google Patents.
US2652376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxide resins heated with vegetable oils in the presence of steam
Assignee: Individual
•
Filing: 1951-05-04
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Granted: 1953-09-15
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Expires: 1971-05-04
Abstract
No abstract record available.
Inventors
- 👤 Rinse Jacobus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:17
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/14; C08G59/1433; C08G59/1438; C08G59/1455; C08G59/1461; C08G59/1472
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
THE PROCESS FOR PRODUCING RESINOUS OIL PRODUCTS WHICH COMPRISES, REACTING A FATTY ACID ESTER DRYING OIL WITH AN EPOXY RESIN CONTAINING FREE EPOXY GROUPS IN THE PRESENCE OF STEAM AT A TEMPERATURE OF AT LEAST 150* C.
Claim 2
Dependent Claim
37 words
THE PROCESS FOR PRODUCING RESINOUS OIL PRODUCTS WHICH COMPRISES, REACTING A FATTY ACID ESTER DRYING OIL WITH AN EPOXY RESIN CONTAINING FREE EPOXY GROUPS IN THE PRESENCE OF STEAM AT A TEMPERATURE OF AT LEAST 150* C.
References Cited (Backward Citations)
US2493486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |