US2631866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for adjusting the angularity of independently sprung wheels
Assignee: Individual
•
Filing: 1947-09-11
•
Granted: 1953-03-17
•
Expires: 1967-09-11
Abstract
No abstract record available.
Inventors
- 👤 John W Leighton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:51
CPC Classifications
B; B62; B62D; B62D17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US891697A
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US2096115A
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US2238879A
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US2198544A
Cited
GB506598A
Cited
US2123089A
Cited
US2305174A
Cited
US2299935A
Cited
US2502744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |