Patent US3678004A successfully refreshed from Google Patents.
US3678004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acid-stabilized epoxide resin coating compositions and method of preparing same
Assignee: SCM Corp
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Filing: 1970-01-07
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Granted: 1972-07-18
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Expires: 1990-01-07
Abstract
Abstract DISCLOSED ARE ACID-STABILIZED EPOXIDE RESIN COATING COMPOSITION AND PROCESSES FOR CURING SAME. THE COMPOSITIONS ARE ONE-COMPONENT MIXTURES CONTAINING AN EPOXIDE RESIN, CHELATES OF ALUMINUM ALCOHOLATES AS THE CURING OR CROSSLINKING AGENT AND SUFFICIENT ACID (E.G., AT LEAST ABOUT 0.1% BY WEIGHT OF THE OVERALL COATING COMPOSITION) TO MAINTAIN LOW VISCOSITY IN THE COATING COMPOSITION UPON STORAGE.
Inventors
- 👤 Raymond E Meyers
- 👤 Edgar W Eubanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:17
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/68; C08G59/70
Claims Analysis
Total Claims: 0
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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) | 1975-07-18 | 1976-01-17 | 1976-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-18 | 1980-01-17 | 1980-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-18 | 1984-01-17 | 1984-07-18 | $7700.00 | Window Closed / Lapsed |