US3496704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible hood for console range
Assignee: Broan Nutone LLC
•
Filing: 1966-12-07
•
Granted: 1970-02-24
•
Expires: 1986-12-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Bandlow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:01
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/20; F24C15/2078; F24C15/2092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2971451A
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US3026788A
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US3176605A
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US3233606A
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US3286445A
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US3249037A
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US3356008A
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US3387434A
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US3322111A
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US3356009A
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US3292523A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |