US2675826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controller having its response modified by motor position
Assignee: Elster American Meter Co LLC
•
Filing: 1950-10-04
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Granted: 1954-04-20
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Expires: 1970-10-04
Abstract
No abstract record available.
Inventors
- 👤 William R Kehoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:49
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/14; G05D16/18; F; F15; F15B; F15B5/00; F15B5/003; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2365; Y10T137/2409; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7769
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2372345A
Cited
US2303752A
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US2409871A
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US2516333A
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US2487266A
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US2484557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |