US2782722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic impeller
Assignee: Ford Motor Co
•
Filing: 1955-08-01
•
Granted: 1957-02-26
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Expires: 1975-08-01
Abstract
No abstract record available.
Inventors
- 👤 Horace A Chubbuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:55
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/2261; F04D29/2266; F04D29/2205; F04D29/2222; F04D29/2227; F05; F05D; F05D2300/00; F05D2300/40; F05D2300/43
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) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |