Patent US2549208A successfully refreshed from Google Patents.
US2549208A
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Fan and method of assembly and disassembly
Assignee: AMERICAN BLOWER Corp
•
Filing: 1946-05-20
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Granted: 1951-04-17
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Expires: 1966-05-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Murray S Kice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:03
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/28; F04D29/281; F04D29/282; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49329; Y10T29/49718; Y10T29/49721; Y10T29/49723
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US919623A
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US1143082A
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US1484579A
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US1704123A
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US1928075A
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US1985705A
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US2065716A
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US2155231A
Cited
US2115367A
Cited
US2392113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |