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US3363719A
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Acoustic velocity logging method and apparatus having lateral and longitudinal receiovers
Assignee: Dresser Industries Inc
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Filing: 1965-12-23
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Granted: 1968-01-16
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Expires: 1985-12-23
Abstract
No abstract record available.
Inventors
- 👤 Alexis A Venghiattis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:36
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/40; G01V1/44; G01V1/46; Y; Y10; Y10S; Y10S367/00; Y10S367/911
Claims Analysis
Total Claims: 0
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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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |