Patent US3510026A successfully refreshed from Google Patents.
US3510026A
Expired / Lapsed
US
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Liquid metering control for a laundry appliance
Assignee: Whirlpool Corp
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Filing: 1968-05-20
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Granted: 1970-05-05
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Expires: 1988-05-20
Abstract
No abstract record available.
Inventors
- 👤 Lew Richard Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:50
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/203; D06F34/00; D06F34/08; D06F2103/00; D06F2103/60; D06F2105/00; D06F2105/42; D06F33/00; D06F33/30; D06F33/32; D06F33/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2137928A
Cited
US2651318A
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US2755966A
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US3133726A
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US3088315A
Cited
US3220607A
Cited
US3348071A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |