Patent US2523800A successfully refreshed from Google Patents.
US2523800A
Expired / Lapsed
US
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Powdered soap dispenser for clothes-washing machines
Assignee: General Electric Co
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Filing: 1945-10-23
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Granted: 1950-09-26
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Expires: 1965-10-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas T Woodson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:47
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US709558A
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US1174336A
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US1644699A
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US2063131A
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US2036739A
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FR821884A
Cited
US2278769A
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US2339396A
Cited
US2289515A
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US2319192A
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US2410873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |