US2864249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination washing and drying machine
Assignee: Whirlpool Corp
•
Filing: 1953-12-01
•
Granted: 1958-12-16
•
Expires: 1973-12-01
Abstract
No abstract record available.
Inventors
- 👤 Wallace H Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:46
CPC Classifications
D; D06; D06F; D06F25/00; D06F23/00; D06F23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US491545A
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US2213303A
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US2378333A
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US2523304A
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US2434476A
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US2659225A
Cited
US2607209A
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US2758461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |