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Patent US3487200A successfully refreshed from Google Patents.
US3487200A
Expired / Lapsed
US
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Electric kettle
Assignee: Sunbeam Corp
•
Filing: 1967-11-03
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Granted: 1969-12-30
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Expires: 1987-11-03
Abstract
No abstract record available.
Inventors
- 👤 Frederick S Waller
- 👤 Vello Laama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:48
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/21; A47J27/21166
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1198166A
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US1599558A
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US2027537A
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US2242503A
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US2489560A
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FR969084A
Cited
US2801324A
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US2929908A
Cited
US3092134A
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US3003018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |