Patent US4636714A successfully refreshed from Google Patents.
Patent US1746801A successfully refreshed from Google Patents.
US1746801A
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Fluid-controlling apparatus
Assignee: Individual
•
Filing: 1926-09-24
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Granted: 1930-02-11
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Expires: 1946-09-24
Abstract
No abstract record available.
Inventors
- 👤 Sieben Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:05
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/36; F16K17/38; F16K17/386; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1797; Y10T137/1819; Y10T137/1834; Y10T137/6851; Y10T137/6966; Y10T137/6969; Y10T137/6973; Y10T137/7069; Y10T137/8811
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) | 1933-02-10 | 1933-08-12 | 1934-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-02-10 | 1937-08-12 | 1938-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-02-10 | 1941-08-12 | 1942-02-11 | $7700.00 | Window Closed / Lapsed |