Patent US3461744A successfully refreshed from Google Patents.
US3461744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering of tracked vehicles
Assignee: UK Secretary of State for Defence
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Filing: 1966-10-31
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Granted: 1969-08-19
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Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Stanley Henshaw Booth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:04
CPC Classifications
B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/10; Y; Y10; Y10S; Y10S188/00; Y10S188/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2377354A
Cited
US2336912A
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US2918830A
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US3081647A
Cited
US3044320A
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US3199376A
Cited
US3365013A
Cited
US3383952A
Cited
US3371734A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |