US2822702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed control
Assignee: Individual
•
Filing: 1953-12-08
•
Granted: 1958-02-11
•
Expires: 1973-12-08
Abstract
No abstract record available.
Inventors
- 👤 John J Scheppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:23
CPC Classifications
F; F01; F01L; F01L1/00; F01L2710/00; F01L2710/006; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20492; Y10T74/20504; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1172437A
Cited
US1239236A
Cited
US1444185A
Cited
US1701847A
Cited
US1759355A
Cited
US1880456A
Cited
US2118730A
Cited
US2295897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |