US3477237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of vibrating a member to drive it in a resistive medium
Assignee: JOHN C ORKNEY
•
Filing: 1968-10-01
•
Granted: 1969-11-11
•
Expires: 1988-10-01
Abstract
No abstract record available.
Inventors
- 👤 John C Orkney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:17
CPC Classifications
E; E02; E02D; E02D7/00; E02D7/18; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2975846A
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US3054463A
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US3004389A
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GB968379A
Cited
US3215209A
Cited
US3280924A
Cited
US3199614A
Cited
US3262507A
Cited
US3291227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |