Patent US3009725A successfully refreshed from Google Patents.
US3009725A
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US
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Assignee: Whirlpool Corp
•
Filing: 1958-10-27
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Granted: 1961-11-21
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Expires: 1978-10-27
Abstract
No abstract record available.
Inventors
- 👤 Alan J Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:48
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/16; Y; Y10; Y10T; Y10T292/00; Y10T292/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US885559A
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US2209809A
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US2240035A
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US2269149A
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GB573454A
Cited
US2546344A
Cited
CH286640A
Cited
US2690349A
Cited
US2662787A
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AT183670B
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US2862752A
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US2781216A
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US2904364A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |