Patent US3159232A successfully refreshed from Google Patents.
US3159232A
Expired / Lapsed
US
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Shear wave transducer
Assignee: ConocoPhillips Co
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Filing: 1962-11-14
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Granted: 1964-12-01
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Expires: 1982-11-14
Abstract
No abstract record available.
Inventors
- 👤 Delbert W Fair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:48
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/143; G01V1/155; G01V1/04; G01V1/047; G01V1/053; Y; Y10; Y10S; Y10S181/00; Y10S181/40; Y10S181/401
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
A DEVICE FOR TRANSMITTING A HORIZONTALLY DIRECTED, PERIODICALLY REVERSING FORCE TO THE EARTH COMPRISING, IN COMBINATION: A COUPLING MEMBER HAVING A HORIZONTAL CROSS SECTIONAL AREA WHICH CONTINUALLY INCREASES FROM THE BOTTOM TOWARD THE TOP FOR ENGAGING THE EARTH; MEANS CONNECTED TO THE MEMBER FOR APPLYING A FORCE FIRST IN ONE DIRECTION AND THEN IN THE OPPOSITE DIRECTION, THE FORCES BEING APPLIED IN A HORIZONTAL PLANE; AND, MEANS FOR APPLYING A VERTICAL LOADTO THE MEMBER WHILE PERMITTING FREE HORIZONTAL MOVEMENT OF THE MEMBER.
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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |