US2445900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power booster for aircraft control surfaces
Assignee: Bendix Aviation Corp
•
Filing: 1943-02-20
•
Granted: 1948-07-27
•
Expires: 1963-02-20
Abstract
No abstract record available.
Inventors
- 👤 Franklin O Wisman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
B; B64; B64C; B64C13/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2183932A
Cited
US1377306A
Cited
US1365347A
Cited
US1536996A
Cited
US1882730A
Cited
GB383590A
Cited
US2277378A
Cited
US2272725A
Cited
US2317383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-27 | 1952-01-26 | 1952-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-27 | 1956-01-26 | 1956-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-27 | 1960-01-26 | 1960-07-27 | $7700.00 | Window Closed / Lapsed |