Patent US2737398A successfully refreshed from Google Patents.
US2737398A
Expired / Lapsed
US
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Independent spring suspension for dirigible wheels
Assignee: Individual
•
Filing: 1953-10-30
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Granted: 1956-03-06
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Expires: 1973-10-30
Abstract
No abstract record available.
Inventors
- 👤 Donald E Mohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:06
CPC Classifications
B; B60; B60G; B60G3/00; B60G3/02; B60G3/12; B60G3/14; B60G2200/00; B60G2200/10; B60G2200/13; B60G2200/132; B60G2200/1322; B60G2200/40; B60G2200/44; B60G2202/00; B60G2202/10; B60G2202/12; B60G2204/00; B60G2204/10; B60G2204/14; B60G2204/143; B60G2204/40; B60G2204/416
Claims Analysis
Total Claims: 0
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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) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |