US2434352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing apparatus having a watersoftening mechanism controlled therewith
Assignee: Westinghouse Electric Corp
•
Filing: 1943-09-02
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Granted: 1948-01-13
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Expires: 1963-09-02
Abstract
No abstract record available.
Inventors
- 👤 Hilbert E Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:31
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/4229; D; D06; D06F; D06F34/00; D06F34/08; D06F34/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1005093A
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US1276629A
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US1789314A
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US2051155A
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US2241887A
Cited
US2292814A
Cited
US2304454A
Cited
US2355455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-12 | 1951-07-14 | 1952-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-12 | 1955-07-14 | 1956-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-12 | 1959-07-14 | 1960-01-13 | $7700.00 | Window Closed / Lapsed |