US3199436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smokehouse apparatus
Assignee: Alkar Engineering Corp
•
Filing: 1962-04-09
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Granted: 1965-08-10
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Expires: 1982-04-09
Abstract
No abstract record available.
Inventors
- 👤 Harvey J Rasmussen
- 👤 Harvey R Rasmussen
- 👤 George W Fisher
- 👤 Le Roy G Moskal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:47
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/044; A23B4/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A HEATING AND AIR POLLUTION CONTROL APPARATUS FOR A SMOKEHOUSE OR THE LIKE, SAID APPARATUS INCLUDING: A FIRST HEAT EXCHANGER HAVING TWO SEPARATE PASSAGEWAYS THERETHROUGH IN HEAT EXCHANGE RELATIONSHIP; FIRST MEANS CONNECTED TO THE SMOKEHOUSE AND TO ONE OF SAID PASSAGEWAYS TO CIRCULATE AND BACK TO THE SMOKEHOUSE; A SECOND ONE PASSAGEWAY AND BACK TO THE SMOKEHOUSE; A SECOND HEAT EXCHANGER HAVING TWO SEPARATE CONDUITS THERETHROUGH IN HEAT EXCHANGE RELATIONSHIP; AN AFTERBURNER; AND SECOND MEANS CONNECTED TO THE SMOKEHOUSE, THE TWO HEAT EXCHANGERS AND THE AFTERBURER TO WITHDRAW AIR FROM THE SMOKEHOUSE, PASS THAT AIR THROUGH ONE CONDUIT, THE AFTERBURNER, AND THEN THE OTHER CONDUIT TO ATMOSPHERE WITH AT LEAST PART OF THE AIR FLOWING FROM THE AFTERBURNER TO THE OTHER CONDUIT THROUGHOUT THE OTHER PASSAGEWAY.
Claim 2
Dependent Claim
126 words
A HEATING AND AIR POLLUTION CONTROL APPARATUS FOR A SMOKEHOUSE OR THE LIKE, SAID APPARATUS INCLUDING: A FIRST HEAT EXCHANGER HAVING TWO SEPARATE PASSAGEWAYS THERETHROUGH IN HEAT EXCHANGE RELATIONSHIP; FIRST MEANS CONNECTED TO THE SMOKEHOUSE AND TO ONE OF SAID PASSAGEWAYS TO CIRCULATE AND BACK TO THE SMOKEHOUSE; A SECOND ONE PASSAGEWAY AND BACK TO THE SMOKEHOUSE; A SECOND HEAT EXCHANGER HAVING TWO SEPARATE CONDUITS THERETHROUGH IN HEAT EXCHANGE RELATIONSHIP; AN AFTERBURNER; AND SECOND MEANS CONNECTED TO THE SMOKEHOUSE, THE TWO HEAT EXCHANGERS AND THE AFTERBURER TO WITHDRAW AIR FROM THE SMOKEHOUSE, PASS THAT AIR THROUGH ONE CONDUIT, THE AFTERBURNER, AND THEN THE OTHER CONDUIT TO ATMOSPHERE WITH AT LEAST PART OF THE AIR FLOWING FROM THE AFTERBURNER TO THE OTHER CONDUIT THROUGHOUT THE OTHER PASSAGEWAY.
References Cited (Backward Citations)
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Cited
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US2380428A
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US2585799A
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US2832278A
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US2944909A
Cited
US3001879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |