US3322111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door-hood arrangement
Assignee: Nautilus Industries Inc
•
Filing: 1965-08-13
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Granted: 1967-05-30
•
Expires: 1985-08-13
Abstract
No abstract record available.
Inventors
- 👤 Donald C Simpson
- 👤 Ballots Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:21
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/20; F24C15/2042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
AN OVEN EXHAUST UNIT COMPRISING A GENERALLY FLAT RECTANGULAR BOX LIKE OUTER HOUSING FORMED WITH INTERNAL DUCTWORK AND RECTANGULAR INLET AND OUTLET OPENINGS LOCATED RESPECTIVELY IMMEDIATELY BELOW AND ABOVE THE OTHER AT ONE END OF SAID HOUSING, SAID OUTER HOUSING BEING ADAPTED TO BE MOUNTED FLATWISE ABOVE A WALL OVEN WITH SAID OPENINGS EXTENDING IN A COMMON VERTICAL PLANE IMMEDIATELY ABOVE AND BEHIND THE FRONT OF SUCH OVEN, FAN MEANS LOCATED WITHIN SAID OUTER HOUSING AND OPERATIVE TO MOVE OVEN EXHAUST THROUGH SAID INTERNAL DUCTWORK, IN SAID INLET OPENING AND OUT SAID OUTLET OPENING, A DOORHOOD MEMBER SHAPED TO LIE FLAT AGAINST AND TO COVER SAID ONE END OF SAID OUTER HOUSING INCLUDING BOTH SAID INLET AND OUTLET OPENINGS, MOUNTING MEANS ARRANGED TO SECURE SAID DOOR-HOOD MEMBER TO SAID OUTER HOUSING IN A MAN-
Claim 2
Dependent Claim
134 words
AN OVEN EXHAUST UNIT COMPRISING A GENERALLY FLAT RECTANGULAR BOX LIKE OUTER HOUSING FORMED WITH INTERNAL DUCTWORK AND RECTANGULAR INLET AND OUTLET OPENINGS LOCATED RESPECTIVELY IMMEDIATELY BELOW AND ABOVE THE OTHER AT ONE END OF SAID HOUSING, SAID OUTER HOUSING BEING ADAPTED TO BE MOUNTED FLATWISE ABOVE A WALL OVEN WITH SAID OPENINGS EXTENDING IN A COMMON VERTICAL PLANE IMMEDIATELY ABOVE AND BEHIND THE FRONT OF SUCH OVEN, FAN MEANS LOCATED WITHIN SAID OUTER HOUSING AND OPERATIVE TO MOVE OVEN EXHAUST THROUGH SAID INTERNAL DUCTWORK, IN SAID INLET OPENING AND OUT SAID OUTLET OPENING, A DOORHOOD MEMBER SHAPED TO LIE FLAT AGAINST AND TO COVER SAID ONE END OF SAID OUTER HOUSING INCLUDING BOTH SAID INLET AND OUTLET OPENINGS, MOUNTING MEANS ARRANGED TO SECURE SAID DOOR-HOOD MEMBER TO SAID OUTER HOUSING IN A MAN-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |