US3382946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid seismic explosive and method of using
Assignee: Shell USA Inc
•
Filing: 1966-10-20
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Granted: 1968-05-14
•
Expires: 1986-10-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Noyes D Smith
- 👤 William L Roever
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:14
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/38; G01V1/02; G01V1/104
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2704515A
Cited
US3176787A
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US3187831A
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US3246286A
Cited
US3251027A
Cited
US3292140A
Cited
US3276534A
Cited
US3288064A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |