US3513292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric kettle
Assignee: Panasonic Holdings Corp
•
Filing: 1966-04-25
•
Granted: 1970-05-19
•
Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Yoshiaki Sano
- 👤 Yoshiaki Maeda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:33
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0219; A; A47; A47J; A47J27/00; A47J27/21; A47J27/21008; A47J27/21058; A47J27/211; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1715109A
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US2058769A
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US2274930A
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US2235911A
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US2339087A
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US2437262A
Cited
US2838649A
Cited
US3026402A
Cited
US3328561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |