Patent US3332058A successfully refreshed from Google Patents.
US3332058A
Expired / Lapsed
US
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Depth control system for marine seismic surveying
Assignee: Mobil Oil AS
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Filing: 1966-11-25
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Granted: 1967-07-18
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Expires: 1986-11-25
Abstract
No abstract record available.
Inventors
- 👤 George B Loper
- 👤 Jr Julius Podhrasky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:55
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/38; G01V1/3817; G01V1/3826
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A SYSTEM FOR CONTROLLING FOR THE DEPTH OF A MARINE SEISMIC DETECTOR CABLE WHICH IS TOWED BEHIND A VESSEL, COMPRISING: A FLOTATION CHAMBER FOR ATTACHMENT TO SAID DETECTOR CABLE, SAID FLOTATION CHAMBER HAVING MEANS FOR ADMITTING AND DISHCARGING WATER INTO AND OUT OF SAID CHAMBER, A SOURCE OF COMPRESSED GAS FOR MOUNTING ON SAID VESSEL, CONDUIT MEANS FOR COUPLING THE INTERIOR OF SAID FLOTATION CHAMBER TO SAID SOURCE OF COMPRESSED GAS, AND CONTROL MEANS FOR MOUNTING ON SAID VESSEL AND FOR CONTROLLING THE INJECTION OF SAID GAS VIA SAID CONDUIT MEANS INTO SAID FLOTATION CHAMBER TO DISCHARGE THE WATER THEREIN AND INCREASE THE BUOYANCY THEREOF, THUS CAUSING SAID FLOTATION CHAMBER AND SAID DE-
Claim 2
Independent Claim
113 words
A SYSTEM FOR CONTROLLING FOR THE DEPTH OF A MARINE SEISMIC DETECTOR CABLE WHICH IS TOWED BEHIND A VESSEL, COMPRISING: A FLOTATION CHAMBER FOR ATTACHMENT TO SAID DETECTOR CABLE, SAID FLOTATION CHAMBER HAVING MEANS FOR ADMITTING AND DISHCARGING WATER INTO AND OUT OF SAID CHAMBER, A SOURCE OF COMPRESSED GAS FOR MOUNTING ON SAID VESSEL, CONDUIT MEANS FOR COUPLING THE INTERIOR OF SAID FLOTATION CHAMBER TO SAID SOURCE OF COMPRESSED GAS, AND CONTROL MEANS FOR MOUNTING ON SAID VESSEL AND FOR CONTROLLING THE INJECTION OF SAID GAS VIA SAID CONDUIT MEANS INTO SAID FLOTATION CHAMBER TO DISCHARGE THE WATER THEREIN AND INCREASE THE BUOYANCY THEREOF, THUS CAUSING SAID FLOTATION CHAMBER AND SAID DE-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |