US2668458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pedal extension
Assignee: Peters and Russell Inc
•
Filing: 1951-03-02
•
Granted: 1954-02-09
•
Expires: 1971-03-02
Abstract
No abstract record available.
Inventors
- 👤 Linus E Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:08
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/12; G05G1/00; G05G1/30; G05G1/48; G05G1/487; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20888; Y10T74/209; Y10T74/20906; Y10T74/20912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR379123A
Cited
US1001504A
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US1255220A
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US1292760A
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US1389477A
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US1503348A
Cited
US1506691A
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GB272719A
Cited
US1814785A
Cited
AU1642228A
Cited
US1810625A
Cited
US2247503A
Cited
FR936541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |