US3213413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for seismic surveying with radio link and timing counter
Assignee: Individual
•
Filing: 1963-08-26
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Granted: 1965-10-19
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Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 Charles A Wall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:19
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/22; G01V1/223
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
83 words
A METHOD OF SEISMIC SURVEYING COMPRISING THE STEPS OF PRODUCING A SEISMIC IMPULSE AT A FIRST POINT, STARTING A DIRECT READING DIGITAL COUNTER WITH THE RESULTING SEISMIC DISTURBANCE, DETECTING THE SEISMIC DISTURBANCE AT A SECOND POINT REMOTE FROM THE FIRST POINT, TRANSMITTING A RADIO FREQUENCY SIGNAL FROM SAID SECOND POINT IN RESPONSE TO THE DETECTION OF THE SEISMIC IMPULSE, RECEIVING SAID SIGNAL WITH A RADIO FREQUENCY RECEIVER AT SAID FIRST POINT, AND STOPPING SAID COUNTER IN RESPONSE TO THE RECEPTION OF SAID SIGNAL.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |