US2699841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed changing unit and lubricating means therefor
Assignee: BRAD FOOTE GEAR WORKS
•
Filing: 1949-12-17
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Granted: 1955-01-18
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Expires: 1969-12-17
Abstract
No abstract record available.
Inventors
- 👤 Gunnar E Gunderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:14
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/04; F16H57/0456; F16H1/00; F16H1/02; F16H1/04; F16H1/06; F16H57/02; F16H57/021; F16H57/022; F16H57/031; F16H57/048; F16H57/0493; F16H2057/02039; F16H2057/02043; F16H2057/0206; F16H57/023; F16H2057/0235; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR398664A
Cited
FR473068A
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US1554081A
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US1749077A
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US1813819A
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US1782912A
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US2205977A
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US2111693A
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US2278992A
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US2332274A
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US2500216A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-17 | 1958-07-19 | 1959-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-17 | 1962-07-19 | 1963-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-17 | 1966-07-19 | 1967-01-18 | $7700.00 | Window Closed / Lapsed |