US3351936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for exploring the earth with electromagnetic energy
Assignee: Texas Instruments Inc
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Filing: 1966-01-10
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Granted: 1967-11-07
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Expires: 1986-01-10
Abstract
No abstract record available.
Inventors
- 👤 Allen M Feder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:13
CPC Classifications
G; G01; G01V; G01V3/00; G01V3/15; G01V3/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
AN APPARATUS FOR GEOLOGICAL AND PEDOLOGICAL EXPLORATION COMPRISING: TRANSMITTING MEANS SUPPORTED FOR MOVEMENT ALONG A VEHICLE TRAVERSE FOR SUBJECTING THE TERRAIN TO FIRST AND SCOND RADIATIONS HAVING DIFFERENT WAVELENGTHS APPROXIMATELY WITHIN THE RANGE OF THE RADAR WAVELENGTH, SAID FIRST RADIATION HAVING A FIRST SOIL ABSORPTION FACTOR FOR PENETRATION OF SAID TERRAIN TO A FIRST PREDETERMINED DEPTH, SAID SECOND RADIATION HAVING A SECOND DIFFERENT SOIL ABSORPTION FACTOR FOR PENETRATION OF SAID TERRAIN TO A SECOND PREDETERMINED DEPTH, MEANS FOR RECEIVING ENERGY OF SAID FIRST AND SECOND RADIATIONS REFLECTED FROM SAID TERRAIN TO PRODUCE FIRST AND SECOND RETURN SIGNALS RESPECTIVELY REPRESENTATIVE OF POWER IN THE RECEIVED ENERGY, AND RECORDING MEANS RESPONSIVE TO SAID RECEIVING MEANS TO SEPARATELY RECORD SAID FIRST AND SECOND SIGNALS AS A FUNCTION OF LOCATION ALONG SAID TRANVERSE TO PROVIDE AN INDICATION OF THE SHAPE AND LOCATION OF SUBSURFACE AND SURFACE GEOLOGICAL FEATURES WITHIN SAID FIRST AND SECOND TERRAIN DEPTHS.
Claim 2
Independent Claim
151 words
AN APPARATUS FOR GEOLOGICAL AND PEDOLOGICAL EXPLORATION COMPRISING: TRANSMITTING MEANS SUPPORTED FOR MOVEMENT ALONG A VEHICLE TRAVERSE FOR SUBJECTING THE TERRAIN TO FIRST AND SCOND RADIATIONS HAVING DIFFERENT WAVELENGTHS APPROXIMATELY WITHIN THE RANGE OF THE RADAR WAVELENGTH, SAID FIRST RADIATION HAVING A FIRST SOIL ABSORPTION FACTOR FOR PENETRATION OF SAID TERRAIN TO A FIRST PREDETERMINED DEPTH, SAID SECOND RADIATION HAVING A SECOND DIFFERENT SOIL ABSORPTION FACTOR FOR PENETRATION OF SAID TERRAIN TO A SECOND PREDETERMINED DEPTH, MEANS FOR RECEIVING ENERGY OF SAID FIRST AND SECOND RADIATIONS REFLECTED FROM SAID TERRAIN TO PRODUCE FIRST AND SECOND RETURN SIGNALS RESPECTIVELY REPRESENTATIVE OF POWER IN THE RECEIVED ENERGY, AND RECORDING MEANS RESPONSIVE TO SAID RECEIVING MEANS TO SEPARATELY RECORD SAID FIRST AND SECOND SIGNALS AS A FUNCTION OF LOCATION ALONG SAID TRANVERSE TO PROVIDE AN INDICATION OF THE SHAPE AND LOCATION OF SUBSURFACE AND SURFACE GEOLOGICAL FEATURES WITHIN SAID FIRST AND SECOND TERRAIN DEPTHS.
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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |