Patent US2801985A successfully refreshed from Google Patents.
US2801985A
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Soil stabilization
Assignee: Wyeth Holdings LLC
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Filing: 1956-05-18
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Granted: 1957-08-06
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Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 Roy W Roth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:35
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/40; C09K17/48; C09K17/14; C09K17/18; C09K17/20; C09K17/22; Y; Y10; Y10S; Y10S260/00; Y10S260/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A PROCESS FOR TREATING SOIL WHICH COMPRISES APPLYING TO SOIL A COPOLYMERIZABLE MIXTURE COMPRISING (A) A MONOMERIC ALKYLIDENE BISACRYLAMIDE OF THE FORMULA
Claim 2
Dependent Claim
22 words
A PROCESS FOR TREATING SOIL WHICH COMPRISES APPLYING TO SOIL A COPOLYMERIZABLE MIXTURE COMPRISING (A) A MONOMERIC ALKYLIDENE BISACRYLAMIDE OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |