US3349867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum energized seismic pulse generator
Assignee: ExxonMobil Upstream Research Co
•
Filing: 1966-02-23
•
Granted: 1967-10-31
•
Expires: 1986-02-23
Abstract
No abstract record available.
Inventors
- 👤 Whitman D Mounce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:54
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/143; G01V1/147
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1753368A
Cited
US2731534A
Cited
US2620766A
Cited
US2898084A
Cited
US3189121A
Cited
US3277977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |