US3416604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxy resin grouting fluid and method for stabilizing earth formations
Assignee: HAILIBURTON Co
•
Filing: 1967-03-20
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Granted: 1968-12-17
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Expires: 1987-03-20
Abstract
No abstract record available.
Inventors
- 👤 Roger F Rensvold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:38
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/50; C09K8/504; C09K8/506; C09K8/508; C09K8/5086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2717885A
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US3023190A
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US2975155A
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US3170516A
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US3308884A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |