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US2774955A
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Apparatus for submarine seismic prospecting
Assignee: Texas Instruments Inc
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Filing: 1952-10-29
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Granted: 1956-12-18
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Expires: 1972-10-29
Abstract
No abstract record available.
Inventors
- 👤 Toomey Eugene James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:17
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/38; G01V1/3843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2241428A
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US2324378A
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US2449085A
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US2544819A
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US2607842A
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US2572255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |