Patent US2379648A successfully refreshed from Google Patents.
US2379648A
Expired / Lapsed
US
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Sealed submersible structure
Assignee: US Electrical Motors Inc
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Filing: 1942-04-21
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Granted: 1945-07-03
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Expires: 1962-04-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:26
CPC Classifications
F; F16; F16L; F16L5/00; F16L5/02; F16L5/08; F16J; F16J15/00; F16J15/16; F16J15/40; H; H02; H02K; H02K5/00; H02K5/04; H02K5/12; H02K5/132
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) | 1948-07-02 | 1949-01-01 | 1949-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-07-02 | 1953-01-01 | 1953-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-07-02 | 1957-01-01 | 1957-07-03 | $7700.00 | Window Closed / Lapsed |