Patent US3580729A successfully refreshed from Google Patents.
US3580729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protein-supplemented peanut spread
Assignee: Procter and Gamble Co
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Filing: 1969-02-04
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Granted: 1971-05-25
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Expires: 1989-02-04
Abstract
Abstract A PEANUT SPREAD SUPPLEMENTED WITH SOYBEAN PROTEIN AND HAVING A PEANUT BUTTER-LIKE EATING QUALITY, COLOR AND FLAVOR IS PREPARED BY ADMIXING PARTICULAR AMOUNTS OF SOY FLOUR AND LIQUID VEGETABLE OIL WITH CONVENTIONAL PEANUT BUTTER INGREDIENTS, HEAT TREATING THE RESULTING COMBINATION BY MAINTAINING IT AT A TEMPERATURE RANGING FROM ABOUT 300* F. TO ABOUT 500*F. FOR FROM ABOUT 1 TO ABOUT 5 MINUTES, AND CHILLING THE HEAT-TREATED MIXTURE TO A TEMPERATURE RANGING FROM ABOUT 35* TO ABOUT 85*F., FOR EXAMPLE IN A SCRAPED WALL HEAT EXCHANGER.
Inventors
- 👤 Richard T Darragh
- 👤 John A Succo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:47
CPC Classifications
A; A23; A23L; A23L25/00; A23L25/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |