US2714485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blower rotor construction
Assignee: Individual
•
Filing: 1951-06-28
•
Granted: 1955-08-02
•
Expires: 1971-06-28
Abstract
No abstract record available.
Inventors
- 👤 Adam D Goettl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:32
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/28; F04D29/281; F04D29/282; F04D29/283; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49329
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1377300A
Cited
US2325221A
Cited
US2231062A
Cited
US2195869A
Cited
US2272695A
Cited
US2293512A
Cited
US2315407A
Cited
US2431647A
Cited
US2458041A
Cited
US2470966A
Cited
US2537805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |