Patent US2982371A successfully refreshed from Google Patents.
US2982371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seismic exploration method and apparatus
Assignee: Atlantic Richfield Co
•
Filing: 1954-09-02
•
Granted: 1961-05-02
•
Expires: 1974-09-02
Abstract
No abstract record available.
Inventors
- 👤 John P Woods
- 👤 Jr Tom Prickett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:04
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1914
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2275735A
Cited
US2275736A
Cited
US2355826A
Cited
US2521130A
Cited
US2364209A
Cited
US2688124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |