Patent US2969072A successfully refreshed from Google Patents.
US2969072A
Expired / Lapsed
US
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Detergent dispenser
Assignee: Whirlpool Corp
•
Filing: 1958-01-20
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Granted: 1961-01-24
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Expires: 1978-01-20
Abstract
No abstract record available.
Inventors
- 👤 Max E Barritt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:15
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/44; A47L15/4409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2507901A
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US2606690A
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US2670850A
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US2653618A
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US2711178A
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US2825665A
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US2812881A
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US2809648A
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US2861581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |