US3171668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-roll tandem axle torque-reactive vehicle suspension
Assignee: Individual
•
Filing: 1961-12-13
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Granted: 1965-03-02
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Expires: 1981-12-13
Abstract
No abstract record available.
Inventors
- 👤 Elwood H Willetts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:23
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/22; B60G11/23; B60G21/00; B60G21/02; B60G21/04; B60G21/045; B60G21/06; B60G21/067; B60G5/00; B60G5/04; B60G5/06; B60G2200/00; B60G2200/10; B60G2200/13; B60G2200/132; B60G2204/00; B60G2204/80; B60G2204/83; B60G2204/8302; B60G2800/00; B60G2800/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
IN AN OPPOSING ARM TORQUE-REACTIVE WHEEL SUSPENSION STRUCTURE, A FIRST WHEEL SUSPENSION ARM, A SECOND WHEEL SUSPENSION ARM OPPOSED TO THE FIRST ARM, AN INNER MOUNTING SHAFT, A SLEEVE AROUND SAID SHAFT AND SPACED THEREFROM, A TORQUE-REACTIVE BUSHING BONDEDLY INTERCONNECTING SAID SHAFT AND SAID SLEEVE, A SECOND TORQUE-REACTIVE BUSHING BONDEDLY INTERCONNECTING SAID SLEEVE AND SAID SECOND WHEEL SUSPENSION ARM, AND MEANS TO FURTHER
Claim 2
Dependent Claim
63 words
IN AN OPPOSING ARM TORQUE-REACTIVE WHEEL SUSPENSION STRUCTURE, A FIRST WHEEL SUSPENSION ARM, A SECOND WHEEL SUSPENSION ARM OPPOSED TO THE FIRST ARM, AN INNER MOUNTING SHAFT, A SLEEVE AROUND SAID SHAFT AND SPACED THEREFROM, A TORQUE-REACTIVE BUSHING BONDEDLY INTERCONNECTING SAID SHAFT AND SAID SLEEVE, A SECOND TORQUE-REACTIVE BUSHING BONDEDLY INTERCONNECTING SAID SLEEVE AND SAID SECOND WHEEL SUSPENSION ARM, AND MEANS TO FURTHER
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) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |