Patent US2620148A successfully refreshed from Google Patents.
US2620148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio-operated controller for all electric automatic pilots
Assignee: Bendix Aviation Corp
•
Filing: 1947-03-31
•
Granted: 1952-12-02
•
Expires: 1967-03-31
Abstract
No abstract record available.
Inventors
- 👤 Sabine L Baring-Gould
- 👤 Jr William H Sleeper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:43
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0011
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1597416A
Cited
US1766524A
Cited
US1958258A
Cited
US1924857A
Cited
US2109475A
Cited
US2266410A
Cited
US2397475A
Cited
US2423336A
Cited
US2423337A
Cited
US2419970A
Cited
US2464629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |