US2301096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Wingfoot Corp
•
Filing: 1940-09-24
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Granted: 1942-11-03
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Expires: 1960-09-24
Abstract
No abstract record available.
Inventors
- 👤 Truscott John Phillip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:11
CPC Classifications
B; B60; B60C; B60C29/00; B60C29/007; F; F16; F16K; F16K15/00; F16K15/14; F16K15/1402; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7843; Y10T137/7869; Y10T137/7879; Y10T137/7888; Y10T137/7891; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10522; Y10T152/10576; Y10T152/10612
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) | 1945-11-02 | 1946-05-04 | 1946-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-02 | 1950-05-04 | 1950-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-02 | 1954-05-04 | 1954-11-03 | $7700.00 | Window Closed / Lapsed |