US2860448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for reclaiming and improving saline and alkaline soils
Assignee: Individual
•
Filing: 1955-04-11
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Granted: 1958-11-18
•
Expires: 1975-04-11
Abstract
No abstract record available.
Inventors
- 👤 Fred M Carasso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:36
CPC Classifications
A; A01; A01G; A01G7/00; B; B09; B09C; B09C1/00; B09C1/08; C; C05; C05F; C05F11/00; C05G; C05G3/00; C05G3/80; C09; C09K; C09K17/00; C09K17/14; C09K17/18; C09K17/32; C09K17/40; Y; Y10; Y10S; Y10S71/00; Y10S71/02; Y10S71/903
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
IN A METHOD OF RECLAIMING AND IMPROVING SALINE AND ALKALINE SOILS, THE STEP OF ADDING TO THE SOIL A PRODUCT INCLUDING THE COMBINATION OF: BIS (2-ETHYLHEXYL) SODIUM SULFOSUCCINATE, GUAR GUM, A PRESERVATIVE, CALCIUM LIGNOSULFONATE, AND AT LEAST ONE ORGANIC ACID, SAID PRODUCT BEING EFFECTIVE AS A UNIT IN SALINE AND ALKALINE SOILS TO IMPROVE SOIL STRUCTURE AND PROMOTE PLANT GROWTH.
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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) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |