Patent US1880826A successfully refreshed from Google Patents.
US1880826A
Expired / Lapsed
US
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Valve controlled standpipe
Assignee: J M BAKER PATTERN Co Inc
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Filing: 1930-05-23
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Granted: 1932-10-04
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Expires: 1950-05-23
Abstract
No abstract record available.
Inventors
- 👤 John T Corley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:06
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/3026; B05B15/00; B05B15/60; B05B15/65; B05B15/652; F; F16; F16K; F16K11/00; F16K11/02; F16K11/08; F16K11/085; F16K11/0856
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) | 1935-10-04 | 1936-04-04 | 1936-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-10-04 | 1940-04-04 | 1940-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-10-04 | 1944-04-04 | 1944-10-04 | $7700.00 | Window Closed / Lapsed |