US3402565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive refrigeration motor control
Assignee: AO Smith Corp
•
Filing: 1966-07-26
•
Granted: 1968-09-24
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Expires: 1986-07-26
Abstract
No abstract record available.
Inventors
- 👤 John T Maynard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:32
CPC Classifications
F; F25; F25B; F25B49/00; F25B49/02; F25B49/027; F25B2500/00; F25B2500/07; F25B2600/00; F25B2600/11; F25B2600/111; F25B2700/00; F25B2700/19; F25B2700/193; F25B2700/1931; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10S; Y10S62/00; Y10S62/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2705404A
Cited
US2952991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |