Patent EP0558280A1 successfully refreshed from Google Patents.
Patent US3208547A successfully refreshed from Google Patents.
US3208547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seismic prospecting
Assignee: ExxonMobil Upstream Research Co
•
Filing: 1962-03-29
•
Granted: 1965-09-28
•
Expires: 1982-03-29
Abstract
No abstract record available.
Inventors
- 👤 Robert F Gregory
- 👤 Charles W Bogs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:49
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/003
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |