Patent US1902876A successfully refreshed from Google Patents.
US1902876A
Expired / Lapsed
US
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Tank truck emergency valve system and controller
Assignee: Standard Oil Company of California
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Filing: 1926-07-19
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Granted: 1933-03-28
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Expires: 1946-07-19
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Mceachern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:47
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/22; B60P3/224; B60P3/225; F; F16; F16K; F16K17/00; F16K17/36; F16K17/38; F16K17/383; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/6881
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) | 1936-03-27 | 1936-09-26 | 1937-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-03-27 | 1940-09-26 | 1941-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-03-27 | 1944-09-26 | 1945-03-28 | $7700.00 | Window Closed / Lapsed |