US3477013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrostatic transmission coupled standby power supply
Assignee: Dynamics Corp of America
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Filing: 1967-06-05
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Granted: 1969-11-04
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Expires: 1987-06-05
Abstract
No abstract record available.
Inventors
- 👤 Peter B Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:36
CPC Classifications
H; H02; H02J; H02J9/00; H02J9/04; H02J9/06; H02J9/066; Y; Y02; Y02B; Y02B70/00; Y02B70/30; Y04; Y04S; Y04S20/00; Y04S20/20; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051
Claims Analysis
Total Claims: 0
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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) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |