Patent US2431897A successfully refreshed from Google Patents.
US2431897A
Expired / Lapsed
US
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Pneumatic tire
Assignee: Individual
•
Filing: 1944-02-02
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Granted: 1947-12-02
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Expires: 1964-02-02
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Wensley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:47
CPC Classifications
B; B60; B60B; B60B9/00; B60B19/00; B60B19/12; B60C; B60C19/00; B60B2360/00; B60B2360/10; B60B2360/102; B60B2360/50; B60B2900/00; B60B2900/10; B60B2900/112; B60B2900/30; B60B2900/351; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22; B60Y2200/221; B60Y2200/50; B60Y2200/51
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US988533A
Cited
GB191315963A
Cited
US1396697A
Cited
US1170597A
Cited
US1470938A
Cited
US1641792A
Cited
US1921772A
Cited
US1923975A
Cited
US2073708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-01 | 1951-06-02 | 1951-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-01 | 1955-06-02 | 1955-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-01 | 1959-06-02 | 1959-12-02 | $7700.00 | Window Closed / Lapsed |