US2552023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor-driven agitator
Assignee: EDGAR J SCHOEN
•
Filing: 1949-03-15
•
Granted: 1951-05-08
•
Expires: 1969-03-15
Abstract
No abstract record available.
Inventors
- 👤 Raymond H Andresen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:39
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/04; A47J43/044; H; H02; H02K; H02K7/00; H02K7/14; H02K7/145; A47J2043/04409; A47J2043/04427; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19121
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US512258A
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US675709A
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US1424879A
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US1411539A
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US1939399A
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GB429333A
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US2192845A
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US2209287A
Cited
US2292566A
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US2417195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |