Patent US3331050A successfully refreshed from Google Patents.
US3331050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of underwater seismic exploration
Assignee: Sinclair Research Inc
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Filing: 1965-04-16
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Granted: 1967-07-11
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Expires: 1985-04-16
Abstract
No abstract record available.
Inventors
- 👤 Lauren G Kilmer
- 👤 Bemrose John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:40
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/38; G01V1/3808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A METHOD FOR UNDERWATER SEISMIC SURVEYING WHICH COMPRISES GENERATING BELOW THE SURFACE OF THE WATER SEISMIC WAVES HAVING AN ESTABLISHED FREQUENCY, SAID WAVES TRAVELING UPWARDLY AND DOWNWARDLY FROM THEIR SOURCE, WHILE PROVIDING A FREEBOARD DISTANCE BETWEEN THE SOURCE OF SAID WAVES AND THE SURFACE OF THE WATER SUBSTANTIALLY EQUAL TO A MULTIPLE OF ONE FOURTH OF THE WAVE
Claim 2
Independent Claim
58 words
A METHOD FOR UNDERWATER SEISMIC SURVEYING WHICH COMPRISES GENERATING BELOW THE SURFACE OF THE WATER SEISMIC WAVES HAVING AN ESTABLISHED FREQUENCY, SAID WAVES TRAVELING UPWARDLY AND DOWNWARDLY FROM THEIR SOURCE, WHILE PROVIDING A FREEBOARD DISTANCE BETWEEN THE SOURCE OF SAID WAVES AND THE SURFACE OF THE WATER SUBSTANTIALLY EQUAL TO A MULTIPLE OF ONE FOURTH OF THE WAVE
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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |