US2930208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehumidification apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1958-03-14
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Granted: 1960-03-29
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Expires: 1978-03-14
Abstract
No abstract record available.
Inventors
- 👤 Wallace R Lyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:44
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/0358; F24F1/022; F24F1/032; F24F1/0325; F24F1/04; F24F3/00; F24F3/12; F24F3/14; F24F2003/144; F24F2003/1446; F24F2003/1452; F24F2221/00; F24F2221/12; F24F2221/125; F24F3/1405; F24F3/153; F28; F28F; F28F2255/00; F28F2255/12
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) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |