Patent US3182743A successfully refreshed from Google Patents.
US3182743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of seismic exploration
Assignee: Individual
•
Filing: 1960-01-13
•
Granted: 1965-05-11
•
Expires: 1980-01-13
Abstract
No abstract record available.
Inventors
- 👤 P R Rowe
- 👤 Bank Of The Southwest Associa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:00
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/143; G01V1/145; G01V1/04; G01V1/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
THE METHOD OF SEISMIC PROSPECTING WHICH COMPRISES THE STEPS OF INDIVIDUALLY RADIATING IN THE EARTH A GROUP OF TRUNCATED WAVE TRAINS EACH OF CONTROLLED AMPLITUDE AND NUMBER OF CYCLES AND OF FIXED FREQUENCY DIFFERING FROM THE FREQUENCIES OF ALL OTHERS OF THE GROUP BY VALUES OF AN ARITHMETICAL SERIES, DETECTING THE RADIATED SIGNALS AT ONE OR MORE POINTS ON THE EARTH SPACED FROM THE RADIATING LOCATION AND RECORDING THE DETECTED SIGNALS ON A CYCLICALLY MOVING RECORDER IN OVERLAPPING RELATIONSHIP AND TIMED SO THAT SAID TRAINS AS RECORDED WILL BE SUBSTANTIALLY IN PHASE WITH EACH OTHER AT A SINGLE WAVE CREST OF EACH SO AS TO PRESENT A BRIEF MARKER WHILE SUBSTANTIALLY SUPPRESSING THE REMAINDER OF THE TRAINS BY MUTUAL CANCELLATION.
Claim 2
Independent Claim
120 words
THE METHOD OF SEISMIC PROSPECTING WHICH COMPRISES THE STEPS OF INDIVIDUALLY RADIATING IN THE EARTH A GROUP OF TRUNCATED WAVE TRAINS EACH OF CONTROLLED AMPLITUDE AND NUMBER OF CYCLES AND OF FIXED FREQUENCY DIFFERING FROM THE FREQUENCIES OF ALL OTHERS OF THE GROUP BY VALUES OF AN ARITHMETICAL SERIES, DETECTING THE RADIATED SIGNALS AT ONE OR MORE POINTS ON THE EARTH SPACED FROM THE RADIATING LOCATION AND RECORDING THE DETECTED SIGNALS ON A CYCLICALLY MOVING RECORDER IN OVERLAPPING RELATIONSHIP AND TIMED SO THAT SAID TRAINS AS RECORDED WILL BE SUBSTANTIALLY IN PHASE WITH EACH OTHER AT A SINGLE WAVE CREST OF EACH SO AS TO PRESENT A BRIEF MARKER WHILE SUBSTANTIALLY SUPPRESSING THE REMAINDER OF THE TRAINS BY MUTUAL CANCELLATION.
References Cited (Backward Citations)
US1604693A
Cited
US1271362A
Cited
US1906925A
Cited
US2235089A
Cited
US2281751A
Cited
US2320248A
Cited
US2521130A
Cited
US2364209A
Cited
US2530971A
Cited
US2657380A
Cited
US2745507A
Cited
US2702472A
Cited
US2981928A
Cited
US2778002A
Cited
US2926739A
Cited
US2910134A
Cited
US2772746A
Cited
US3020970A
Cited
US3022851A
Cited
US3066754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |