US2649048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-shielded dynamoelectric device for immersed pumps and the like
Assignee: MONO PRODUCTS Inc
•
Filing: 1950-04-06
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Granted: 1953-08-18
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Expires: 1970-04-06
Abstract
No abstract record available.
Inventors
- 👤 Rinaldo F Pezzillo
- 👤 Anthony H Pezzillo
- 👤 George C Tatem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:33
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/12; H02K5/128; H02K5/1285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB214643A
Cited
US1781082A
Cited
US1974183A
Cited
US1983262A
Cited
US2004866A
Cited
US2310422A
Cited
US2497650A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |