US3217632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for manufacturing margarine
Assignee: Unilever Bestfoods North America
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Filing: 1962-01-19
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Granted: 1965-11-16
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Expires: 1982-01-19
Abstract
No abstract record available.
Inventors
- 👤 Francis E Elwood
- 👤 Gordon C Schaub
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:45
CPC Classifications
A; A23; A23D; A23D7/00; A23D7/02; A01; A01J; A01J21/00; A01J21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
265 words
AN APPARATUS FOR PROVIDING MOLDED UNITS OF SOLIDIFIED LIQUID PRODUCT OF PRESCRIBED SHAPE COMPRISING IN COMBINATION SUPPLY MEANS FOR SOLIDIFIABLE LIQUID MATERIAL, A DELIVERY CONNECTOR COMMUNICATING WITH SAID SUPPLY MEANS, A STRAIGHT SUBSTANTIALLY RECTANGULAR MOLDED HAVING A LONGITUDINAL BORE OF SUBSTANTIALLY UNIFORM CROSS SECTION THROUGHOUT THE ENTIRE LENGTH OF SAID BORE, THE CROSS SECTION OF SAID BORE GOVERNING THE SHAPE AND TEXTURE OF THE DESIRED FINAL SOLIDIFIED PRODUCT CORRESPONDING TO THAT OF THE DESIRED FINAL SOLIDIFIED PRODUCT, AND ADAPTED TO RECEIVE SOLIDIFIABLE LIQUID MATERIAL AT ONE END TO DISCHARGE SOLIDIFIED PRODUCT AT ITS OTHER END, MEANS FOR HEATING SAID MOLDER, A METERING CYLINDER COMMUNICATING WITH SAID CONNECTOR AND INTO WHICH THE SOLIDIFABLE LIQUID MATERIAL IS DELIVERED FROM SAID SUPPLY MEANS VIA SAID CONNECTOR, A RECIPROCATING PISTON WITHIN SAID METERING CYLINDER, A TWOWAY VALVE MEANS POSITIONED BETWEEN SAID CYLINDER AND SAID FIRST-NAMED END OF SAID BORE OF SAID MOLDER AND MOVABLE IN ONE POSITION TO ADMIT THE SOLIDIFIABLE LIQUID MATERIAL FROM SAID CONNECTOR INTO SAID CYLINDER AND IN A SECOND POSITION TO PERMIT DISCHARGE OF THE SOLIDIFIABLE LIQUID MATERIAL WITHIN SAID CYLINDER INTO THE FIRST-NAMED END OF SAID BORE, SAID PISTON BEING MOVABLE TO PROVIDE A SPACE IN SAID CYLINDER SO THAT IN THE FIRST-NAMED POSITION OF SAID VALE MEANS THE SOLIDIFIABLE LIQUID MATERIAL MAY ENTER SAID SPACE AND BEING MOVABLE IN THE SECOND POSITION OF SAID VALVE MEANS TO EXTRUDE THE SOLIDIFIABLE LIQUID MATERIAL WITHIN SAID SPACE INTO SAID FIRST-NAMED END OF MOLD BORE, AND MEANS AT THE OTHER END OF SAID MOLD BORE FOR SUCCESSIVELY CLEAVING THE SOLIDIFIED PRODUCT EMERGING THEREFROM INTO SEPARATE UNITS.
Claim 2
Independent Claim
265 words
AN APPARATUS FOR PROVIDING MOLDED UNITS OF SOLIDIFIED LIQUID PRODUCT OF PRESCRIBED SHAPE COMPRISING IN COMBINATION SUPPLY MEANS FOR SOLIDIFIABLE LIQUID MATERIAL, A DELIVERY CONNECTOR COMMUNICATING WITH SAID SUPPLY MEANS, A STRAIGHT SUBSTANTIALLY RECTANGULAR MOLDED HAVING A LONGITUDINAL BORE OF SUBSTANTIALLY UNIFORM CROSS SECTION THROUGHOUT THE ENTIRE LENGTH OF SAID BORE, THE CROSS SECTION OF SAID BORE GOVERNING THE SHAPE AND TEXTURE OF THE DESIRED FINAL SOLIDIFIED PRODUCT CORRESPONDING TO THAT OF THE DESIRED FINAL SOLIDIFIED PRODUCT, AND ADAPTED TO RECEIVE SOLIDIFIABLE LIQUID MATERIAL AT ONE END TO DISCHARGE SOLIDIFIED PRODUCT AT ITS OTHER END, MEANS FOR HEATING SAID MOLDER, A METERING CYLINDER COMMUNICATING WITH SAID CONNECTOR AND INTO WHICH THE SOLIDIFABLE LIQUID MATERIAL IS DELIVERED FROM SAID SUPPLY MEANS VIA SAID CONNECTOR, A RECIPROCATING PISTON WITHIN SAID METERING CYLINDER, A TWOWAY VALVE MEANS POSITIONED BETWEEN SAID CYLINDER AND SAID FIRST-NAMED END OF SAID BORE OF SAID MOLDER AND MOVABLE IN ONE POSITION TO ADMIT THE SOLIDIFIABLE LIQUID MATERIAL FROM SAID CONNECTOR INTO SAID CYLINDER AND IN A SECOND POSITION TO PERMIT DISCHARGE OF THE SOLIDIFIABLE LIQUID MATERIAL WITHIN SAID CYLINDER INTO THE FIRST-NAMED END OF SAID BORE, SAID PISTON BEING MOVABLE TO PROVIDE A SPACE IN SAID CYLINDER SO THAT IN THE FIRST-NAMED POSITION OF SAID VALE MEANS THE SOLIDIFIABLE LIQUID MATERIAL MAY ENTER SAID SPACE AND BEING MOVABLE IN THE SECOND POSITION OF SAID VALVE MEANS TO EXTRUDE THE SOLIDIFIABLE LIQUID MATERIAL WITHIN SAID SPACE INTO SAID FIRST-NAMED END OF MOLD BORE, AND MEANS AT THE OTHER END OF SAID MOLD BORE FOR SUCCESSIVELY CLEAVING THE SOLIDIFIED PRODUCT EMERGING THEREFROM INTO SEPARATE UNITS.
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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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |