Patent US4411055A successfully refreshed from Google Patents.
US2647659A
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Manifold with manually actuated valves for controlling fluid flow
Assignee: Ralph N Brodie Co
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Filing: 1949-06-24
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Granted: 1953-08-04
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Expires: 1969-06-24
Abstract
No abstract record available.
Inventors
- 👤 William F Berck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:42
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/877; Y10T137/87708; Y10T137/8778
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1009611A
Cited
US1272894A
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US1341700A
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US1697840A
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US1960821A
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AU2733730A
Cited
US2302529A
Cited
US2382454A
Cited
US2321062A
Cited
US2348460A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |