Patent US1872196A successfully refreshed from Google Patents.
US1872196A
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Tubular axle
Assignee: Urschel Engineering Co
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Filing: 1928-12-10
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Granted: 1932-08-16
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Expires: 1948-12-10
Abstract
No abstract record available.
Inventors
- 👤 Bertis H Urschel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:35
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/02; B60G11/10; B60G11/113; B60G2200/00; B60G2200/30; B60G2200/31; B60G2204/00; B60G2204/40; B60G2204/43; B60G2204/4306; B60G2204/44; B60G2206/00; B60G2206/01; B60G2206/30; B60G2206/32; B60G2206/80; B60G2206/81; B60G2206/8102; B60G2206/8103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-08-16 | 1936-02-15 | 1936-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-16 | 1940-02-15 | 1940-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-16 | 1944-02-15 | 1944-08-16 | $7700.00 | Window Closed / Lapsed |