Patent US2414366A successfully refreshed from Google Patents.
US2414366A
Expired / Lapsed
US
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Turboblower
Assignee: Hauck Manufacturing Inc
•
Filing: 1945-01-20
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Granted: 1947-01-14
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Expires: 1965-01-20
Abstract
No abstract record available.
Inventors
- 👤 Walter C Elze
- 👤 Gardens Forest Hills
- 👤 Alexander J Turpin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:10
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/4206; F04D29/4226; F28; F28F; F28F2275/00; F28F2275/08; F28F2275/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-01-13 | 1950-07-15 | 1951-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-01-13 | 1954-07-15 | 1955-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-01-13 | 1958-07-15 | 1959-01-14 | $7700.00 | Window Closed / Lapsed |