US2756134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil stabilization
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1952-08-04
•
Granted: 1956-07-24
•
Expires: 1972-08-04
Abstract
No abstract record available.
Inventors
- 👤 Leo J Novak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:36
CPC Classifications
C; C05; C05D; C05D9/00; C05D9/02; B; B09; B09C; B09C1/00; B09C1/10; C09; C09K; C09K17/00; C09K17/14; C09K17/18; C09K17/32; Y; Y10; Y10S; Y10S435/00; Y10S435/814; Y10S435/816; Y10S71/00; Y10S71/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
THE METHOD OF CONDITIONING SOIL BY SYNTHESIZING THEREIN NATIVE, UNHYDROLYZED DEXTRAN WHICH COMPRISES APPLYING TO THE SOIL A DRY, PARTICULATE MIXTURE OF CANE SUGAR AND A DEXTRAN-SYNTHESIZING AGENT SELECTED FORM THE GROUP CONSISTING OF DEXTRAN-SYNTHESIZING BACTERIA OF THE SPECIES LEUCONOSTOC AND THE ENZYME PRODUCED BY SAID BACTERIA SO THAT, IN THE PRESENCE OF MOISTURE IN THE SOIL, THE NATIVE, UNHYDROLYZED DEXTRAN IS PRODUCED FROM THE SUGAR BY THE ACTION OF THE DEXTRAN-SYNTHESIZING AGENT THEREON.
Claim 2
Independent Claim
74 words
THE METHOD OF CONDITIONING SOIL BY SYNTHESIZING THEREIN NATIVE, UNHYDROLYZED DEXTRAN WHICH COMPRISES APPLYING TO THE SOIL A DRY, PARTICULATE MIXTURE OF CANE SUGAR AND A DEXTRAN-SYNTHESIZING AGENT SELECTED FORM THE GROUP CONSISTING OF DEXTRAN-SYNTHESIZING BACTERIA OF THE SPECIES LEUCONOSTOC AND THE ENZYME PRODUCED BY SAID BACTERIA SO THAT, IN THE PRESENCE OF MOISTURE IN THE SOIL, THE NATIVE, UNHYDROLYZED DEXTRAN IS PRODUCED FROM THE SUGAR BY THE ACTION OF THE DEXTRAN-SYNTHESIZING AGENT THEREON.
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) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |