Patent US2683446A successfully refreshed from Google Patents.
US2683446A
Expired / Lapsed
US
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Oven door stop mechanism
Assignee: TAPPAN STOVE Co
•
Filing: 1952-05-05
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Granted: 1954-07-13
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Expires: 1972-05-05
Abstract
No abstract record available.
Inventors
- 👤 Edward H Groff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:51
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/02; F24C15/023; E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0876; Y10T292/0883; Y10T292/28; Y10T292/285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB173306A
Cited
US1662048A
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US1735653A
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US1922587A
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US2253398A
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US2204359A
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US2313582A
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US2378421A
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US2447341A
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US2541942A
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US2592333A
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US2639053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |