US2765290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil conditioning
Assignee: ZOESOLLTE Co
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Filing: 1952-05-15
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Granted: 1956-10-02
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Expires: 1972-05-15
Abstract
No abstract record available.
Inventors
- 👤 George E Ziegler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:54
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/14; C09K17/18; C09K17/20; C09K17/22; C05; C05G; C05G3/00; C05G3/80; C09K17/40; Y; Y10; Y10S; Y10S106/00; Y10S106/90; Y10S260/00; Y10S260/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A METHOD OF CONDITIONING OIL THAT COMPRISIES INTIMATELY ADMIXING THEREWITH 0.05 TO 5 WEIGHT PERCENT THEREOF OF EXFOLIATED VERMIENLITE PARTICLES, 0.02 TO 0.2 WEIGHT PERCEN THEREOF OF SODIUM POLYACRYLATE WHOSE 12 1/2 WEIGHT PERCENT AQUEOUS SOLUTION HAS A BROOKFIELD VISCOSITY OF 5,000 TO 50,000 CENTIPOISES AND WATER IN AN AMOUNT THAT IS AT LEAST EQUIVALENT TO 15-20 WEIGHT PERCENT OF THE SODIUM POLYACRYLATE.
Claim 2
Independent Claim
63 words
A METHOD OF CONDITIONING OIL THAT COMPRISIES INTIMATELY ADMIXING THEREWITH 0.05 TO 5 WEIGHT PERCENT THEREOF OF EXFOLIATED VERMIENLITE PARTICLES, 0.02 TO 0.2 WEIGHT PERCEN THEREOF OF SODIUM POLYACRYLATE WHOSE 12 1/2 WEIGHT PERCENT AQUEOUS SOLUTION HAS A BROOKFIELD VISCOSITY OF 5,000 TO 50,000 CENTIPOISES AND WATER IN AN AMOUNT THAT IS AT LEAST EQUIVALENT TO 15-20 WEIGHT PERCENT OF THE SODIUM POLYACRYLATE.
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) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |