US2603468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fan for humidifying, deodorizing, or the like
Assignee: O A SUTTON Corp Inc
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Filing: 1949-11-19
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Granted: 1952-07-15
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Expires: 1969-11-19
Abstract
No abstract record available.
Inventors
- 👤 Ottis A Sutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:31
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F04; F04D; F04D29/00; F04D29/70; F04D29/701; F04D29/705; F24F6/00; F24F6/02; F24F6/04
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) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |