US3096622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil settling method
Assignee: Individual
•
Filing: 1958-07-02
•
Granted: 1963-07-09
•
Expires: 1978-07-02
Abstract
No abstract record available.
Inventors
- 👤 Richard E Landau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:22
CPC Classifications
E; E02; E02D; E02D3/00; E02D3/02; E02D3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN SETTLING OF LIQUID-CONTAINING, COMPRESSIBLE, EARTH FORMATION UTILIZING A PLURAITY OF SAND-DRAINS, THE IMPROVEMENT IN THE METHOD OF CONSTRUCTING THE SAND-DRAINS COMPRISING: (1) PENETRATING INTO THE FORMATION TO THE DESIRED DEPTH BY HELICALLY CUTTING WITH A SUBSTANTIALLY CONTINUOUS FLIGHT AUGER INTO THE EARTH FORMATION TO THEREBY FORM A CORE OF EARTH (2) REMOVING THE CORE FROM THE EARTH FORMATION BY WITHDRAWING THE AUGER TO THEREBY CREATE A CAVITY AND (3) SIMULATANEOUSLY AS THE CAVITY IS FORMED, FILLING SAME WITH A POROUS MATERIAL.
Claim 2
Dependent Claim
82 words
IN SETTLING OF LIQUID-CONTAINING, COMPRESSIBLE, EARTH FORMATION UTILIZING A PLURAITY OF SAND-DRAINS, THE IMPROVEMENT IN THE METHOD OF CONSTRUCTING THE SAND-DRAINS COMPRISING: (1) PENETRATING INTO THE FORMATION TO THE DESIRED DEPTH BY HELICALLY CUTTING WITH A SUBSTANTIALLY CONTINUOUS FLIGHT AUGER INTO THE EARTH FORMATION TO THEREBY FORM A CORE OF EARTH (2) REMOVING THE CORE FROM THE EARTH FORMATION BY WITHDRAWING THE AUGER TO THEREBY CREATE A CAVITY AND (3) SIMULATANEOUSLY AS THE CAVITY IS FORMED, FILLING SAME WITH A POROUS MATERIAL.
References Cited (Backward Citations)
US2136151A
Cited
US2577252A
Cited
US2659208A
Cited
US2514509A
Cited
US2729067A
Cited
US2667749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |