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US2633643A
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Wheel-alignment device
Assignee: Spence Engineering Co Inc
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Filing: 1947-04-24
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Granted: 1953-04-07
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Expires: 1967-04-24
Abstract
No abstract record available.
Inventors
- 👤 Charles C Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:50
CPC Classifications
B; B62; B62D; B62D17/00; G; G01; G01B; G01B5/00; G01B5/24; G01B5/255
Claims Analysis
Total Claims: 0
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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) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |