US2419159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination pump-motor-heater
Assignee: Individual
•
Filing: 1944-12-19
•
Granted: 1947-04-15
•
Expires: 1964-12-19
Abstract
No abstract record available.
Inventors
- 👤 Albert R Pezzillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:49
CPC Classifications
F; F24; F24D; F24D3/00; F24D3/02; H; H02; H02K; H02K11/00; H02K11/20; H02K11/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2167695A
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US2154764A
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US2175912A
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US2255967A
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US2319934A
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US2318786A
Cited
US2312848A
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US2319730A
Cited
US2352958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |