Patent US3798191A successfully refreshed from Google Patents.
US3798191A
Expired / Lapsed
US
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Inorganic cement compositions containing epoxy resin and pozzolan
Assignee: Epoxon Corp
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Filing: 1965-07-26
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Granted: 1974-03-19
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Expires: 1985-07-26
Abstract
Abstract THIS INVENTION IS DIRECTED TO AN INORGANIC CEMENT COMPOSITION COMPRISING FROM 1 TO 300 PARTS BY WEIGHT OF INORGANIC CEMENT, OF WHICH FROM 5-100% BY WEIGHT IS POZZOLAN, AND FROM 1-200 PARTS BY WEIGHT OF A THERMOSETTING EPOXY RESIN AND AN AMONE CURING AGENT THEREFOR.
Inventors
- 👤 J Donelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:46
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/02; C08; C08L; C08L63/00
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) | 1977-03-18 | 1977-09-17 | 1978-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-18 | 1981-09-17 | 1982-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-18 | 1985-09-17 | 1986-03-19 | $7700.00 | Window Closed / Lapsed |