US2472067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic pump
Assignee: Bendix Aviation Corp
•
Filing: 1947-03-24
•
Granted: 1949-06-07
•
Expires: 1967-03-24
Abstract
No abstract record available.
Inventors
- 👤 John W Dickey
- 👤 Jr Norwood S Trout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:30
CPC Classifications
F; F04; F04B; F04B17/00; F04B17/03; F04B17/04; F04B17/046; H; H02; H02K; H02K33/00; H02K33/02; H02K33/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US766810A
Cited
US1337388A
Cited
US1425191A
Cited
US1713073A
Cited
US1728788A
Cited
US1893685A
Cited
US1844772A
Cited
US2283439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |