Patent US1607392A successfully refreshed from Google Patents.
US1607392A
Expired / Lapsed
US
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Automatically-controlled valve
Assignee: Honeywell Inc
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Filing: 1924-10-23
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Granted: 1926-11-16
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Expires: 1944-10-23
Abstract
No abstract record available.
Inventors
- 👤 Frederick S Denison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:11
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/275; G05D23/27535; G05D23/2754; Y; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/1987
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) | 1929-11-15 | 1930-05-17 | 1930-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-11-15 | 1934-05-17 | 1934-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-11-15 | 1938-05-17 | 1938-11-16 | $7700.00 | Window Closed / Lapsed |