US3370553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swirl cake
Assignee: Kitchens of Sara Lee Inc
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Filing: 1964-11-09
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Granted: 1968-02-27
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Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Harold M Rich
- 👤 Hans Van Eikeren
- 👤 Wolf Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:59
CPC Classifications
A; A21; A21C; A21C11/00; A21C11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
AN APPARATUS FOR FILLING CAKE PANS WITH A LAMINATED CHARGE OF BATTER HAVING CHOCOLATE LAYERS THEREIN, SAID APPARATUS COMPRISING A LAMINATING HEAD HAVING A CHOCOLATE INLET CONDUIT, A BATTER INLET CONDUIT, AN ELONGATED FLOW CONDUIT, SAID FLOW CONDUIT HAVING POSITIONED THEREIN TWO SERIES OF SPACED LONGITUDINALLY ELONGATED PASSAGEWAYS, A FIRST BAFFLE PLATE EXTENDING BETWEEN SAID CHOCOLATE INLET CONDUIT AND ONE END OF SAID FLOW CONDUIT AND HAVING OPENINGS THERETHROUGH COMMUNICATING BETWEEN SAID CHOCOLATE INLET CONDUIT AND ONE END OF EACH OF A FIRST SERIES OF SAID PASSAGEWAYS, A LAMINATING CONDUIT HAVING ONE END COMMUNICATING WITH SAID TWO SERIES OF PASSAGEWAYS AND THE OTHER END OF SAID LAMINATING CONDUIT PROVIDING AN OUTLET OPENING, WHEREBY VISCOUS FLUID CHOCOLATE IS STRETCHED AND THINNED AS IT PASSES THROUGH SAID FIRST SERIES OF PASSAGEWAYS AND IS LAMINATED WITH BATTER PASSING THROUGH SAID LAMINATING CONDUIT, SAID FIRST SERIES OF PASSAGEWAYS BEING IN ALTERNATING RELATION TO SAID SECOND SERIES OF PASSAGEWAYS WITH EACH PREDETERMINED TIME INTERVALS TO FORM INDIVIDUAL ADJACENT PASSAGEWAYS OF SAID SECOND SERIES, WHEREBY THE MIXTURE DISCHARGED FROM SAID OUTLET OPENING COMPRISES LAYERS OF CHOCOLATE LAMINATED WITH LAYERS OF BATTER, AND
Claim 2
Independent Claim
186 words
AN APPARATUS FOR FILLING CAKE PANS WITH A LAMINATED CHARGE OF BATTER HAVING CHOCOLATE LAYERS THEREIN, SAID APPARATUS COMPRISING A LAMINATING HEAD HAVING A CHOCOLATE INLET CONDUIT, A BATTER INLET CONDUIT, AN ELONGATED FLOW CONDUIT, SAID FLOW CONDUIT HAVING POSITIONED THEREIN TWO SERIES OF SPACED LONGITUDINALLY ELONGATED PASSAGEWAYS, A FIRST BAFFLE PLATE EXTENDING BETWEEN SAID CHOCOLATE INLET CONDUIT AND ONE END OF SAID FLOW CONDUIT AND HAVING OPENINGS THERETHROUGH COMMUNICATING BETWEEN SAID CHOCOLATE INLET CONDUIT AND ONE END OF EACH OF A FIRST SERIES OF SAID PASSAGEWAYS, A LAMINATING CONDUIT HAVING ONE END COMMUNICATING WITH SAID TWO SERIES OF PASSAGEWAYS AND THE OTHER END OF SAID LAMINATING CONDUIT PROVIDING AN OUTLET OPENING, WHEREBY VISCOUS FLUID CHOCOLATE IS STRETCHED AND THINNED AS IT PASSES THROUGH SAID FIRST SERIES OF PASSAGEWAYS AND IS LAMINATED WITH BATTER PASSING THROUGH SAID LAMINATING CONDUIT, SAID FIRST SERIES OF PASSAGEWAYS BEING IN ALTERNATING RELATION TO SAID SECOND SERIES OF PASSAGEWAYS WITH EACH PREDETERMINED TIME INTERVALS TO FORM INDIVIDUAL ADJACENT PASSAGEWAYS OF SAID SECOND SERIES, WHEREBY THE MIXTURE DISCHARGED FROM SAID OUTLET OPENING COMPRISES LAYERS OF CHOCOLATE LAMINATED WITH LAYERS OF BATTER, AND
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |