US3356009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oven exhaust unit
Assignee: Nautilus Industries Inc
•
Filing: 1965-08-13
•
Granted: 1967-12-05
•
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
2026-10-28 14:41
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/20; F24C15/2007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN OVEN EXHAUST UNIT COMPRISING A HOUSING FORMED WITH AN INTAKE OPENING AND A SEPARATE EXHAUST OPENING, EXPANSIVE FILTER MEANS LOCATED WITHIN SAID HOUSING, MEANS FOR MOVING VENTED OVEN GASES THROUGH SAID HOUSING BETWEEN SAID INTAKE AND EXHAUST OPENINGS AND THROUGH SAID FILTER MEANS, MEANS ARRANGED LATERALLY OF SAID FILTER MEANS TO BLOW A STREAM OF AIR TRANSVERSELY ACROSS IN FRONT OF SAID FILTER MEANS TO DIFFUSE THE INCIDENT VENTED OVEN GASES OVER THE EXPANSE OF SAID FILTER MEANS SAID MEANS ARRANGED LATERALLY OF SAID FILTER MEANS INCLUDING AN AIR STREAM OUTLET LOCATED ALONGSIDE SAID FILTER MEANS AND A BLOWER LOCATED UPSTREAM OF SAID OUTLET.
Claim 2
Dependent Claim
105 words
AN OVEN EXHAUST UNIT COMPRISING A HOUSING FORMED WITH AN INTAKE OPENING AND A SEPARATE EXHAUST OPENING, EXPANSIVE FILTER MEANS LOCATED WITHIN SAID HOUSING, MEANS FOR MOVING VENTED OVEN GASES THROUGH SAID HOUSING BETWEEN SAID INTAKE AND EXHAUST OPENINGS AND THROUGH SAID FILTER MEANS, MEANS ARRANGED LATERALLY OF SAID FILTER MEANS TO BLOW A STREAM OF AIR TRANSVERSELY ACROSS IN FRONT OF SAID FILTER MEANS TO DIFFUSE THE INCIDENT VENTED OVEN GASES OVER THE EXPANSE OF SAID FILTER MEANS SAID MEANS ARRANGED LATERALLY OF SAID FILTER MEANS INCLUDING AN AIR STREAM OUTLET LOCATED ALONGSIDE SAID FILTER MEANS AND A BLOWER LOCATED UPSTREAM OF SAID OUTLET.
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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) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |