Patent US4350874B1 successfully refreshed from Google Patents.
US4350874B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot air supply type electric oven
Assignee: IMANISHI FLEXIBLE TUBE Mfg CO Ltd
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Filing: 1980-08-14
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Granted: 1996-02-20
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Expires: 2000-08-14
Abstract
No abstract record available.
Inventors
- 👤 Hideo Nishikawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:39
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/01; A47J37/015; F; F24; F24C; F24C15/00; F24C15/32; F24C15/322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-02-19 | 1999-08-21 | 2000-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-02-19 | 2003-08-21 | 2004-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-02-19 | 2007-08-21 | 2008-02-20 | $7700.00 | Window Closed / Lapsed |