Patent US2415508A successfully refreshed from Google Patents.
US2415508A
Expired / Lapsed
US
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Engine governor
Assignee: Individual
•
Filing: 1945-04-26
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Granted: 1947-02-11
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Expires: 1965-04-26
Abstract
No abstract record available.
Inventors
- 👤 Mallory Marion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:35
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/38; F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; F02D2700/0233; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7748; Y10T137/7752; Y10T137/7753
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2381550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-10 | 1950-08-12 | 1951-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-10 | 1954-08-12 | 1955-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-10 | 1958-08-12 | 1959-02-11 | $7700.00 | Window Closed / Lapsed |