US2636743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient bolster for vehicle spring assembly
Assignee: FRAZIER TANDEM SYSTEMS Inc
•
Filing: 1951-02-01
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Granted: 1953-04-28
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Expires: 1971-02-01
Abstract
No abstract record available.
Inventors
- 👤 Van L Frazier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:50
CPC Classifications
B; B60; B60G; B60G5/00; B60G5/04; B60G5/047; B60G11/00; B60G11/32; B60G11/34; B60G11/38; B60G11/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2048149A
Cited
US2417690A
Cited
US1551084A
Cited
US1610037A
Cited
DE688330C
Cited
US2508634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |