Patent US2118858A successfully refreshed from Google Patents.
US2118858A
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Flow diversion valve
Assignee: Mojonnier Bros Co
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Filing: 1937-05-25
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Granted: 1938-05-31
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Expires: 1957-05-25
Abstract
No abstract record available.
Inventors
- 👤 Benjamin G Newhall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:09
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/04; F16K11/044; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86622; Y10T137/8663; Y10T137/87571; Y10T137/877; Y10T137/87708; Y10T137/87724; Y10T137/87764
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) | 1941-05-30 | 1941-11-29 | 1942-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-05-30 | 1945-11-29 | 1946-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-05-30 | 1949-11-29 | 1950-05-31 | $7700.00 | Window Closed / Lapsed |