US3392660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Food processing apparatus
Assignee: United States Department of Agriculture
•
Filing: 1963-06-03
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Granted: 1968-07-16
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Expires: 1983-06-03
Abstract
No abstract record available.
Inventors
- 👤 Jr James Cording
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:36
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/02; A23B7/021; A23P; A23P30/00; A23P30/30; A23P30/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
AN APPARATUS PROVIDING CONTIGUOUS FUNCTIONS FOR THE HEATING AND EXPLOSIVE PUFFING OF FOOD PIECES COMPRISING A FIRST PRESSURE CHAMBER, A FIRST OPENING IN SAID FIRST CHAMBER, MEANS FOR INTRODUCTION OF PIECES OF FOOD INTO SAID FIRST CHAMBER THROUGH SAID FIRST OPENING, A SECOND OPENING IN SAID FIRST CHAMBER FOR REMOVAL OF PIECES OF FOOD, MEANS FOR TRANSPORTING THE FOOD PIECES BETWEEN THE FIRST AND SECOND OPENINGS, MEANS INTERMEDIATE THE FIRST AND SECOND OPENINGS FOR HEATING THE FOOD PIECES, A SECOND PRESSURE CHAMBER EXTENDING IN A GENERALLY DOWNWARD DIRECTION FROM SAID FIRST CHAMBER AND CONNECTED TO SAID FIRST CHAMBER SUCH THAT SAID SECOND OPENING IS COMMON TO BOTH CHAMBERS, A SUBSTANTIALLY GAS-TIGHT FIRST CLOSURE FOR SAID SECOND OPENING, A DISCHARGE OPENING LOCATED GENERALLY TERMINALLY IN SAID SECOND CHAMBER, A SUBSTANTIALLY GAS-TIGHT, QUICK-OPENING SECOND CLOSURE FOR SAID DISCHARGE OPENING, MEANS FOR OPENING AND CLOSING SAID CLOSURES, AND MEANS FOR ADJUSTING PRESSURE IN SAID FIRST CHAMBER.
Claim 2
Independent Claim
153 words
AN APPARATUS PROVIDING CONTIGUOUS FUNCTIONS FOR THE HEATING AND EXPLOSIVE PUFFING OF FOOD PIECES COMPRISING A FIRST PRESSURE CHAMBER, A FIRST OPENING IN SAID FIRST CHAMBER, MEANS FOR INTRODUCTION OF PIECES OF FOOD INTO SAID FIRST CHAMBER THROUGH SAID FIRST OPENING, A SECOND OPENING IN SAID FIRST CHAMBER FOR REMOVAL OF PIECES OF FOOD, MEANS FOR TRANSPORTING THE FOOD PIECES BETWEEN THE FIRST AND SECOND OPENINGS, MEANS INTERMEDIATE THE FIRST AND SECOND OPENINGS FOR HEATING THE FOOD PIECES, A SECOND PRESSURE CHAMBER EXTENDING IN A GENERALLY DOWNWARD DIRECTION FROM SAID FIRST CHAMBER AND CONNECTED TO SAID FIRST CHAMBER SUCH THAT SAID SECOND OPENING IS COMMON TO BOTH CHAMBERS, A SUBSTANTIALLY GAS-TIGHT FIRST CLOSURE FOR SAID SECOND OPENING, A DISCHARGE OPENING LOCATED GENERALLY TERMINALLY IN SAID SECOND CHAMBER, A SUBSTANTIALLY GAS-TIGHT, QUICK-OPENING SECOND CLOSURE FOR SAID DISCHARGE OPENING, MEANS FOR OPENING AND CLOSING SAID CLOSURES, AND MEANS FOR ADJUSTING PRESSURE IN SAID FIRST CHAMBER.
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US2809576A
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US3060037A
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US3057739A
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US3202084A
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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) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |