US3306756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition and method for stabilizing soil
Assignee: Diamond Shamrock Corp
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Filing: 1963-07-01
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Granted: 1967-02-28
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 George A Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:45
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/40; C09K17/42; C09K17/46; C04; C04B; C04B28/00; C04B28/24; C04B28/26; C09K17/48; Y; Y10; Y10S; Y10S106/00; Y10S106/90
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
SOIL STABILIZED BY ADMIXTURE WITH A COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 35 TO 75 PERCENT, BY VOLUME, AQUEOUS SODIUM SILCATE CONTAINING 35 TO 45 PERCENT SOLIDS BY WEIGHT AND HAVING AN NA2O:SIO2 WEIGHT RATIO OF ABOUT 1:30 TO 4.0; ABOUT 5 TO 30 PERCENT, BY VOLUME, OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF FORMAMIDE, CALCIUM CHLORIDE SOLUTION CONTAINING 50 GRAMS CALCIUM CHLORIDE PER LITER AND MIXTURES THEREOF, ABOUT 1 TO 30 PERCENT, BY VOLUME, OF AT LEAST ONE COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE FOLLOWING STRUCTURES:
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |