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US2612709A
Expired / Lapsed
US
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Steam iron
Assignee: Knapp Monarch Co
•
Filing: 1946-11-09
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Granted: 1952-10-07
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Expires: 1966-11-09
Abstract
No abstract record available.
Inventors
- 👤 Kenneth B Dafforn
- 👤 Russell I Huffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:21
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/10; D06F75/14; D06F75/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1911213A
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US1958876A
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US2188010A
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USRE21632E
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US2279215A
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US2333693A
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US2240612A
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US2338739A
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US2345413A
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US2437571A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |