US2444734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Backlash eliminator for planetary gears
Assignee: United States Department of the Navy
•
Filing: 1944-09-14
•
Granted: 1948-07-06
•
Expires: 1964-09-14
Abstract
No abstract record available.
Inventors
- 👤 Glenn D Gillett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:22
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/12; F16H1/00; F16H1/28; F16H1/2863; F16H57/02; F16H57/021; F16H57/022; F16H2057/0222; F16H2057/0224; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1956; Y10T74/19565; Y10T74/1957; Y10T74/19623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1108422A
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US1227382A
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US1766414A
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US1987674A
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US2016149A
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US2027592A
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US2103259A
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DE654693C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-06 | 1952-01-05 | 1952-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-06 | 1956-01-05 | 1956-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-06 | 1960-01-05 | 1960-07-06 | $7700.00 | Window Closed / Lapsed |