Patent US2578939A successfully refreshed from Google Patents.
US3108248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for analyzing geophysical records
Assignee: Jersey Production Research Co
•
Filing: 1958-12-29
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Granted: 1963-10-22
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Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 Warren A Alexander
- 👤 Benjamin F Mccoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:41
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
APPARATUS FOR THE ANALYSIS OF A VARIABLE INTENSITY SEISMIC SECTION WHICH COMPRISES HIGH SPEED SCANNING MEANS FOR SEQUENTIALLY SCANNING THE TRACES UPON A MULTIPLE TRACE SECTION WITH A BEAM OF LIGHT ALONG THE TIME AXIS OF SAID TRACES, A PHOTOMULTIPLIER RESPONSIVE TO LIGHT FROM SAID SCANNING MEANS, MEANS CONNECTED TO SAID PHOTOMULTIPLIER FOR ALTERING THE CHARACTERISTICS OF A SIGNAL REPRESENTING SAID TRACES, A CATHODE RAY TUBE IN WHICH AN ELEC-
Claim 2
Dependent Claim
70 words
APPARATUS FOR THE ANALYSIS OF A VARIABLE INTENSITY SEISMIC SECTION WHICH COMPRISES HIGH SPEED SCANNING MEANS FOR SEQUENTIALLY SCANNING THE TRACES UPON A MULTIPLE TRACE SECTION WITH A BEAM OF LIGHT ALONG THE TIME AXIS OF SAID TRACES, A PHOTOMULTIPLIER RESPONSIVE TO LIGHT FROM SAID SCANNING MEANS, MEANS CONNECTED TO SAID PHOTOMULTIPLIER FOR ALTERING THE CHARACTERISTICS OF A SIGNAL REPRESENTING SAID TRACES, A CATHODE RAY TUBE IN WHICH AN ELEC-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |