Patent US945973A successfully refreshed from Google Patents.
Patent US3304533A successfully refreshed from Google Patents.
US3304533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine seismic surveying
Assignee: Rayflex Exploration Co
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Filing: 1964-12-04
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Granted: 1967-02-14
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Expires: 1984-12-04
Abstract
No abstract record available.
Inventors
- 👤 William B Huckabay
- 👤 William H Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:31
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/003; G01V1/006; G01V1/02; G01V1/157; G01V1/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
IN A SYSTEM FOR CONDUCTING A SEISMIC SURVEY OF SUBSURFACE STRUCTURE COVERED BY WATER: PLURAL ARCING MEANS DISPOSED IN THE WATER, PLURAL SWITCH MEANS CONNECTED TO THE RESPECTIVE ARCING MEANS, PLURAL POWER SOURCES CONNECTED TO THE RESPECTIVE SWITCH MEANS, AND A DECADE COUNTER EFFECTIVE TO PROVIDE A PLURALITY OF
Claim 2
Dependent Claim
49 words
IN A SYSTEM FOR CONDUCTING A SEISMIC SURVEY OF SUBSURFACE STRUCTURE COVERED BY WATER: PLURAL ARCING MEANS DISPOSED IN THE WATER, PLURAL SWITCH MEANS CONNECTED TO THE RESPECTIVE ARCING MEANS, PLURAL POWER SOURCES CONNECTED TO THE RESPECTIVE SWITCH MEANS, AND A DECADE COUNTER EFFECTIVE TO PROVIDE A PLURALITY OF
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |