Patent US2732906A successfully refreshed from Google Patents.
US2732906A
Expired / Lapsed
US
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Seismic surveying
Assignee: Individual
•
Filing: 1950-07-07
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Granted: 1956-01-31
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Expires: 1970-07-07
Abstract
No abstract record available.
Inventors
- 👤 William Harry Mayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:52
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/16; G01V1/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2024921A
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US2216452A
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US2305383A
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US2321450A
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US2331080A
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US2539220A
Cited
US2580636A
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US2555806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |