Patent US3918108A successfully refreshed from Google Patents.
Patent US3293596A successfully refreshed from Google Patents.
US3293596A
Expired / Lapsed
US
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Refraction and reflection seismograph equipment and method of use
Assignee: Huntec Ltd
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Filing: 1963-09-17
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Granted: 1966-12-20
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Expires: 1983-09-17
Abstract
No abstract record available.
Inventors
- 👤 Paterson Norman Reed
- 👤 Faessler Carl Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:14
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/24; G01V1/242; G01V1/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
THE METHOD OF SEISMIC EXPLORATION, EMPLOYING A CHART AND A RECORDING MARKER, IN WHICH A SEISMIC ENERGY PULSE IN INITITED AT A GIVEN POINT AND RECEIVED AT A SELECTED DISTANCE THEREFROM, THE STEPS BEING REPEATED AT VARYING DISTANCES AND THE PULSES RECORDED ON SAID CHART IN THE FORM OF A TWO-DIMENSIONAL, TIME AND DISTANCE PLOT COMPRISING THE STEPS OF: HOLDING SAID CHART STATIONARY; HOLDING SAID MARKER STATIONARY AT A POSITION AT ONE SIDE OF SAID CHART; INITIATING A SEISMIC PULSE AT A GIVEN POINT; INITIATING MOTION OF SAID MARKER AT A CONSTANT VELOCITY FROM SAID ONE SIDE OF SAID CHART TO THE OTHER IN RESPONSE TO INITIATION OF SAID PULSE, SAID MOTION BEING ALONG A FIRST TRAVERSE LINE PARALLEL TO THE TIME AXIS OF SAID CHART AND SPACED THEREFROM BY A DISTANCE PROPORTIONAL TO SAID DISTANCE BETWEEEN SAID PULSE INITIATION POINT AND THE RECEIPT THEREOF; CAUSING SAID MARKER TO MARK SAID CHART IN RESPONSE TO RECEIPT OF A PULSE DURING MOTION OF SAID MARKER AS AFORESAID; RETURING SAID MARKER TO ITS STATIONARY POSITION AT SAID ONE SIDE OF SAID CHART; MOVING SAID CHART ALONG ITS DISTANCE
Claim 2
Independent Claim
186 words
THE METHOD OF SEISMIC EXPLORATION, EMPLOYING A CHART AND A RECORDING MARKER, IN WHICH A SEISMIC ENERGY PULSE IN INITITED AT A GIVEN POINT AND RECEIVED AT A SELECTED DISTANCE THEREFROM, THE STEPS BEING REPEATED AT VARYING DISTANCES AND THE PULSES RECORDED ON SAID CHART IN THE FORM OF A TWO-DIMENSIONAL, TIME AND DISTANCE PLOT COMPRISING THE STEPS OF: HOLDING SAID CHART STATIONARY; HOLDING SAID MARKER STATIONARY AT A POSITION AT ONE SIDE OF SAID CHART; INITIATING A SEISMIC PULSE AT A GIVEN POINT; INITIATING MOTION OF SAID MARKER AT A CONSTANT VELOCITY FROM SAID ONE SIDE OF SAID CHART TO THE OTHER IN RESPONSE TO INITIATION OF SAID PULSE, SAID MOTION BEING ALONG A FIRST TRAVERSE LINE PARALLEL TO THE TIME AXIS OF SAID CHART AND SPACED THEREFROM BY A DISTANCE PROPORTIONAL TO SAID DISTANCE BETWEEEN SAID PULSE INITIATION POINT AND THE RECEIPT THEREOF; CAUSING SAID MARKER TO MARK SAID CHART IN RESPONSE TO RECEIPT OF A PULSE DURING MOTION OF SAID MARKER AS AFORESAID; RETURING SAID MARKER TO ITS STATIONARY POSITION AT SAID ONE SIDE OF SAID CHART; MOVING SAID CHART ALONG ITS DISTANCE
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |