US3123799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
shook
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:54
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN SEISMIC EXPLORATION WHERE A FIRST ELECTRICAL SIGNAL IS GENERATED WHICH IS REPRESENTATIVE OF EARTH MOVEMENT AT A DETECTING STATION RESULTING FROM THE INITIATION OF A SEISMIC WAVE AT A SENDING STATION, THE SYSTEM WHICH COMPRISES MEANS FOR SELECTING A BAND OF FREQUENCY COMPONENTS FROM SAID FIRST ELECTRICAL SIGNAL TO PRODUCE A SECOND SIGNAL, MEANS FOR AMPLIFYING AND RECORDING SAID SECOND SIGNAL AS A FUNCTION OF TIME RELATIVE TO THE INITIATION OF SAID SEISMIC WAVE AT SAID SENDING STATION TO PRODUCE A VARIABLE AMPLITUDE RECORD, MEANS FOR DERIVING FROM SAID
Claim 2
Dependent Claim
90 words
IN SEISMIC EXPLORATION WHERE A FIRST ELECTRICAL SIGNAL IS GENERATED WHICH IS REPRESENTATIVE OF EARTH MOVEMENT AT A DETECTING STATION RESULTING FROM THE INITIATION OF A SEISMIC WAVE AT A SENDING STATION, THE SYSTEM WHICH COMPRISES MEANS FOR SELECTING A BAND OF FREQUENCY COMPONENTS FROM SAID FIRST ELECTRICAL SIGNAL TO PRODUCE A SECOND SIGNAL, MEANS FOR AMPLIFYING AND RECORDING SAID SECOND SIGNAL AS A FUNCTION OF TIME RELATIVE TO THE INITIATION OF SAID SEISMIC WAVE AT SAID SENDING STATION TO PRODUCE A VARIABLE AMPLITUDE RECORD, MEANS FOR DERIVING FROM SAID
References Cited (Backward Citations)
US1784439A
Cited
US2099536A
Cited
US2276709A
Cited
US2395289A
Cited
US2944620A
Cited
US2956634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |