Patent US2422733A successfully refreshed from Google Patents.
US2422733A
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Speed responsive fluid motor throttling and shutoff valve means
Assignee: Ingersoll Rand Co
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Filing: 1945-04-02
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Granted: 1947-06-24
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Expires: 1965-04-02
Abstract
No abstract record available.
Inventors
- 👤 Francis A Jimerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:49
CPC Classifications
F; F01; F01B; F01B25/00; F01B25/02; F01B25/04; F01B25/06; G; G05; G05D; G05D13/00; G05D13/08; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1026; Y10T137/108; Y10T137/1153; Y10T137/1624; Y10T137/1632; Y10T137/1669
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-06-23 | 1950-12-23 | 1951-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-23 | 1954-12-23 | 1955-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-23 | 1958-12-23 | 1959-06-24 | $7700.00 | Window Closed / Lapsed |