US3000229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed change device
Assignee: Holo Flite International Inc
•
Filing: 1960-06-03
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Granted: 1961-09-19
•
Expires: 1980-06-03
Abstract
No abstract record available.
Inventors
- 👤 Christian Joseph Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:52
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/025; F16H1/00; F16H1/02; F16H1/20; F16H57/023; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19633; Y10T74/19642; Y10T74/19679
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) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |