Patent US4981767A successfully refreshed from Google Patents.
US3372947A
Expired / Lapsed
US
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Suspension mounting for a wheeled vehicle
Assignee: Unit Rig and Equipment Co
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Filing: 1967-02-20
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Granted: 1968-03-12
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Expires: 1987-02-20
Abstract
No abstract record available.
Inventors
- 👤 Henry C Doennecke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:06
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2462844A
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US2537634A
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US2905459A
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US2859978A
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US2811372A
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US3037787A
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US2995383A
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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) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |