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Patent US3364734A successfully refreshed from Google Patents.
US3364734A
Expired / Lapsed
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Torsional vane shear apparatus for earth testing
Assignee: Slope Indicator Co
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Filing: 1965-02-12
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Granted: 1968-01-23
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Expires: 1985-02-12
Abstract
No abstract record available.
Inventors
- 👤 Stanley D Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:31
CPC Classifications
E; E02; E02D; E02D1/00; E02D1/02; E02D1/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A SOIL SHEAR DEVICE, COMPRISING: A VANED SHEAR HEAD HAVING AN UPSTANDING STEM INCLUDING A REFERENCE-MARKED DIAL FIXEDLY SECURED NORMAL TO ITS UPPER END, THE VANES ON SAID HEAD BEING RADIALLY DIRECTED RELATIVE SAID HEAD AXIS; A SPACER SLEEVE MOUNTED WITH CLEARANCE ABOUT PART OF THE UPSTANDING STEM BELOW THE DIAL AND RESTING ON THE SHEAR HEAD; A MANUALLY ENGAGEABLE KNOB MOUNTED FOR FRICTIONLESS ROTATION ON SAID STEM BENEATH THE SAID DIAL AND BEARING UPON THE SAID SPACER SLEEVE AND HAVING A RIM CARRYING A REFERENCE POINT JUXTPOSED TO THE EDGE OF THE REFERENCE-MARKED DIAL; AND
Claim 2
Dependent Claim
96 words
A SOIL SHEAR DEVICE, COMPRISING: A VANED SHEAR HEAD HAVING AN UPSTANDING STEM INCLUDING A REFERENCE-MARKED DIAL FIXEDLY SECURED NORMAL TO ITS UPPER END, THE VANES ON SAID HEAD BEING RADIALLY DIRECTED RELATIVE SAID HEAD AXIS; A SPACER SLEEVE MOUNTED WITH CLEARANCE ABOUT PART OF THE UPSTANDING STEM BELOW THE DIAL AND RESTING ON THE SHEAR HEAD; A MANUALLY ENGAGEABLE KNOB MOUNTED FOR FRICTIONLESS ROTATION ON SAID STEM BENEATH THE SAID DIAL AND BEARING UPON THE SAID SPACER SLEEVE AND HAVING A RIM CARRYING A REFERENCE POINT JUXTPOSED TO THE EDGE OF THE REFERENCE-MARKED DIAL; AND
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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |