US3496731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehumidifier control system
Assignee: Westinghouse Electric Corp
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Filing: 1968-05-08
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Granted: 1970-02-24
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Expires: 1988-05-08
Abstract
No abstract record available.
Inventors
- 👤 Carl E Sholtes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:55
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/022; F24F1/0358; F24F11/00; F24F11/50; F24F11/52; F24F11/30; F24F3/00; F24F3/12; F24F3/14; F24F2003/144; F24F2003/1446; F24F2003/1452; F24F2110/00; F24F2110/20; F24F2221/00; F24F2221/12; F24F3/1405; F24F3/153
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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |