US2656520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion transmitter
Assignee: Automatic Temperature Control Co Inc
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Filing: 1951-05-31
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Granted: 1953-10-20
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Expires: 1971-05-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles E Roessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:37
CPC Classifications
H; H01; H01F; H01F17/00; H01F17/02; F; F16; F16H; F16H48/00; F16H48/06; F16H48/08; F16H48/20; F16H48/24; F16H48/30; F16H48/34; G; G01; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/20; G01D5/22; G01D5/2291; F16H2048/204; F16H2048/346
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) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |