Patent US3121973A successfully refreshed from Google Patents.
US3121973A
Expired / Lapsed
US
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Soil treating method
Assignee: Wilbur Ellis Co LLC
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Filing: 1962-01-05
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Granted: 1964-02-25
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Expires: 1982-01-05
Abstract
No abstract record available.
Inventors
- 👤 Irvine L Phillips
- 👤 Jack C Bolton
- 👤 Robert P Watwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:19
CPC Classifications
A; A01; A01G; A01G13/00; A01G13/30; A01G13/37; A01B; A01B49/00; A01B49/04; A01C; A01C23/00; A01C23/02; A01C23/023; A01C23/025; Y; Y10; Y10S; Y10S260/00; Y10S260/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A METHOD FOR CHEMICALLY TREATING AND FORMING SEED BEDS ADAPTED TO RETAIN THE TREATMENT CHEMICALS THEREIN WHICH COMPRISES: (A) DISINTEGRATING A PRESELECTED SUB-SURFACE STRATUM OF SOIL ALONG WITH THE MATTER CONTAINED THEREIN WHILE DISSEMINATING A SOIL TREATING CHEMICAL IN THE DISINTEGRATED SOIL OF THE SUB-SURFACE STRATUM FOLLOWING THE DISINTEGRATION THEREOF WITHOUT SIGNIFICANTLY DISRUPTING THE STRUCTURE OF THE SOIL SURFACE; (B) DISINTEGRATING THE SURFACE SOIL LYING GENERALLY ABOVE SAID SUB-SURFACE STRATUM; (C) SHAPING A SEED BED FROM THE DISINTEGRATED SURFACE SOIL; (D) AND SEALING THE SHAPED BED SURFACE TO SUBSTANTIALLY INHIBIT ESCAPE OF THE TREATMENT CHEMICAL FROM SAID SUB-SURFACE STRATUM TO THE AMBIENT ATMOSPHERE.
Claim 2
Independent Claim
103 words
A METHOD FOR CHEMICALLY TREATING AND FORMING SEED BEDS ADAPTED TO RETAIN THE TREATMENT CHEMICALS THEREIN WHICH COMPRISES: (A) DISINTEGRATING A PRESELECTED SUB-SURFACE STRATUM OF SOIL ALONG WITH THE MATTER CONTAINED THEREIN WHILE DISSEMINATING A SOIL TREATING CHEMICAL IN THE DISINTEGRATED SOIL OF THE SUB-SURFACE STRATUM FOLLOWING THE DISINTEGRATION THEREOF WITHOUT SIGNIFICANTLY DISRUPTING THE STRUCTURE OF THE SOIL SURFACE; (B) DISINTEGRATING THE SURFACE SOIL LYING GENERALLY ABOVE SAID SUB-SURFACE STRATUM; (C) SHAPING A SEED BED FROM THE DISINTEGRATED SURFACE SOIL; (D) AND SEALING THE SHAPED BED SURFACE TO SUBSTANTIALLY INHIBIT ESCAPE OF THE TREATMENT CHEMICAL FROM SAID SUB-SURFACE STRATUM TO THE AMBIENT ATMOSPHERE.
References Cited (Backward Citations)
US1882377A
Cited
US2748535A
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US2890665A
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US3020859A
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US2916855A
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US2961799A
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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) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |