US2935853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Erosion control
Assignee: Monsanto Chemicals Ltd
•
Filing: 1953-06-08
•
Granted: 1960-05-10
•
Expires: 1973-06-08
Abstract
No abstract record available.
Inventors
- 👤 Lloyd E Weeks
- 👤 Clyde L Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:44
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/006; C08B37/0084; C09; C09K; C09K17/00; C09K17/40; C09K17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A METHOD OF MINIMIZING EROSION OF A SOIL SURFACE WHICH COMPRISES COATING THE SOIL SURFACE WITH AN AQUEOUS SLURRY OF A MIXTURE OF AN EXPANDING LATTICE CLAY AND FROM 3 TO 100 PERCENT (BASED ON SAID CLAY) OF A WATERSOLUBLE SALT OF ALIGINIC ACID.
Claim 2
Independent Claim
44 words
A METHOD OF MINIMIZING EROSION OF A SOIL SURFACE WHICH COMPRISES COATING THE SOIL SURFACE WITH AN AQUEOUS SLURRY OF A MIXTURE OF AN EXPANDING LATTICE CLAY AND FROM 3 TO 100 PERCENT (BASED ON SAID CLAY) OF A WATERSOLUBLE SALT OF ALIGINIC ACID.
References Cited (Backward Citations)
CA473047A
Cited
US2047197A
Cited
US2320954A
Cited
FR978513A
Cited
US2592554A
Cited
GB641280A
Cited
US2570537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |