Patent US2437158A successfully refreshed from Google Patents.
US2437158A
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Yieldable bogie spring mounting
Assignee: Mack Manufacturing Corp
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Filing: 1944-02-07
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Granted: 1948-03-02
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Expires: 1964-02-07
Abstract
No abstract record available.
Inventors
- 👤 John W Heiney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:18
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/02; B60G11/10; B60G11/107; B60G11/32; B60G11/34; B60G11/38; B60G11/40; B60G5/00; B60G5/04; B60G5/053; B61; B61F; B61F3/00; B61F3/02; B61F3/08; B60G2200/00; B60G2200/30; B60G2200/318; B60G2202/00; B60G2202/10; B60G2202/11; B60G2202/112; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/121; B60G2204/40; B60G2204/423; B60G2204/4232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1951-03-02 | 1951-09-01 | 1952-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-02 | 1955-09-01 | 1956-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-02 | 1959-09-01 | 1960-03-02 | $7700.00 | Window Closed / Lapsed |