US3480102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seismic wave generating apparatus
Assignee: Sinclair Research Inc
•
Filing: 1967-11-28
•
Granted: 1969-11-25
•
Expires: 1987-11-28
Abstract
No abstract record available.
Inventors
- 👤 Lauren G Kilmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:55
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/104; G01V1/108
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2516247A
Cited
US2700395A
Cited
US3235027A
Cited
US3270763A
Cited
US3315698A
Cited
US3376013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |