Patent US2813673A successfully refreshed from Google Patents.
US2813673A
Expired / Lapsed
US
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Tiltable oscillating fan
Assignee: AC Gilbert Co
•
Filing: 1953-07-09
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Granted: 1957-11-19
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Expires: 1973-07-09
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:41
CPC Classifications
F; F04; F04D; F04D25/00; F04D25/02; F04D25/08; F04D25/10; F04D25/105; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/57; Y10T403/5761; Y10T403/5766; Y10T403/5781
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB372499A
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US2610349A
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US2549523A
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US2554600A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |