Patent US3139342A successfully refreshed from Google Patents.
US3139342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal food process
Assignee: Unilever Bestfoods North America
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Filing: 1959-08-17
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Granted: 1964-06-30
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Expires: 1979-08-17
Abstract
No abstract record available.
Inventors
- 👤 Elwood F Linskey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:15
CPC Classifications
A; A23; A23K; A23K40/00; A23K40/30; A23K40/20; A23K40/25; A23N; A23N17/00; A23N17/007; A23P; A23P30/00; A23P30/30; A23P30/32; A23P30/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
THE PROCESS OF FORMING A FOOD PRODUCT, WHICH COMPRISES, BLENDING A RAW AND UNHEATED FOOD MIX WHICH CONTAINS APPROXIMATELY 50 PERCENT BY WEIGHT OF CEREAL GRAIN AND APPROXIMATELY 50 PERCENT BY WEIGHT OF COMBINED PROTEIN AND MINERAL CONTAINING MATERIAL AND HAVING A MOISTURE CONTENT OF NOT LESS THAN APPROXIMATELY 10 PERCENT, DELIVERING SAID MIX TO AN ENCLOSED SPACE OF SUBSTANTIAL LENGTH, FORCING SAID MIX THROUGH SAID SPACE AND EXTRUDING IT DIRECTLY INTO AN ORIFICE AT ONE END OF SAID SPACE AT A DECREASING RATE OF TRAVEL OF SAID MIX AND UNDER INCREASING PRESSURE AND FRICTION ON SAID MIX AS IT TRAVELS TO SAID ORIFICE BY MEANS OF A SCREW, THE PITCH OF WHICH IS GRADUATED SO AS T DECREASE THE DISPLACEMENT OF THE MIX PER TURN OF THE SCREW AS THE MIX APPROACHES THE ORIFICE, TO PLASTICKZE THE MIX AND HEAT IT TO
Claim 2
Dependent Claim
143 words
THE PROCESS OF FORMING A FOOD PRODUCT, WHICH COMPRISES, BLENDING A RAW AND UNHEATED FOOD MIX WHICH CONTAINS APPROXIMATELY 50 PERCENT BY WEIGHT OF CEREAL GRAIN AND APPROXIMATELY 50 PERCENT BY WEIGHT OF COMBINED PROTEIN AND MINERAL CONTAINING MATERIAL AND HAVING A MOISTURE CONTENT OF NOT LESS THAN APPROXIMATELY 10 PERCENT, DELIVERING SAID MIX TO AN ENCLOSED SPACE OF SUBSTANTIAL LENGTH, FORCING SAID MIX THROUGH SAID SPACE AND EXTRUDING IT DIRECTLY INTO AN ORIFICE AT ONE END OF SAID SPACE AT A DECREASING RATE OF TRAVEL OF SAID MIX AND UNDER INCREASING PRESSURE AND FRICTION ON SAID MIX AS IT TRAVELS TO SAID ORIFICE BY MEANS OF A SCREW, THE PITCH OF WHICH IS GRADUATED SO AS T DECREASE THE DISPLACEMENT OF THE MIX PER TURN OF THE SCREW AS THE MIX APPROACHES THE ORIFICE, TO PLASTICKZE THE MIX AND HEAT IT TO
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) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |