Patent US3433986A successfully refreshed from Google Patents.
US3433986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil filled elongated submergible electric motor
Assignee: Reda Pump Co
•
Filing: 1966-06-13
•
Granted: 1969-03-18
•
Expires: 1986-06-13
Abstract
No abstract record available.
Inventors
- 👤 Armais Arutunoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:16
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/12; H02K5/132; H02K5/16; H02K5/167
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1433827A
Cited
US1607287A
Cited
US1970484A
Cited
US2781464A
Cited
US3291056A
Cited
US3347168A
Cited
US7842729B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |