Patent US2630480A successfully refreshed from Google Patents.
US2630480A
Expired / Lapsed
US
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Switch mechanism for wheeled vehicles
Assignee: Sears Roebuck and Co
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Filing: 1948-05-06
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Granted: 1953-03-03
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Expires: 1968-05-06
Abstract
No abstract record available.
Inventors
- 👤 Johnson J Leonard
- 👤 Cecil M Williamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:34
CPC Classifications
B; B62; B62J; B62J6/00; B62J6/16
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) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |