US2230918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propeller puller
Assignee: Individual
•
Filing: 1939-04-08
•
Granted: 1941-02-04
•
Expires: 1959-04-08
Abstract
No abstract record available.
Inventors
- 👤 Walter Gustave
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:51
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/02; B25B27/023; B63; B63B; B63B85/00; B63H; B63H1/00; B63H1/02; B63H1/12; B63H1/14; B63H1/20; B63H23/00; B63H23/32; B63H23/34; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/53848; Y10T29/53857; Y10T29/53861
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) | 1944-02-04 | 1944-08-05 | 1945-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-02-04 | 1948-08-05 | 1949-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-02-04 | 1952-08-05 | 1953-02-04 | $7700.00 | Window Closed / Lapsed |