Patent US3615666A successfully refreshed from Google Patents.
US3615666A
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US
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Heat treatment of steam distillate
Assignee: Procter and Gamble Co
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Filing: 1969-10-31
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Granted: 1971-10-26
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Expires: 1989-10-31
Abstract
Abstract Disclosed is a controlled heat treatment of steam distillate obtained from steam distillation of roast and ground coffee. The heat-treated distillate is added back to an instant coffee processing stream to provide a unique flavored product.
Inventors
- 👤 Stephen L Schlichter
- 👤 Frederick M Joffe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:14
CPC Classifications
A; A23; A23F; A23F5/00; A23F5/46; A23F5/48; A23F5/486
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
18 words
The process of claim 1 wherein said steam distillate is heated for from 1 hour to 3 hours.
Claim 2
Dependent Claim
21 words
The process of claim 1 wherein said steam distillate is heated at a temperature of from 90* F. to 120* F.
Claim 3
Dependent Claim
21 words
The process of claim 1 wherein the vessel air headspace is from one-quarter to three-eighths of the volume of said vessel.
Claim 4
Dependent Claim
43 words
The process of claim 1 wherein the temperature is from 90* F. to 120* F., said steam distillate is heated for from 1 hour to 3 hours, and the vessel air headspace is from one-quarter to three-eighths of the volume of said vessel.
Claim 5
Dependent Claim
16 words
The process of claim 5 wherein continuous stirring of said steam distillate during heating is employed.
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) | 1974-10-25 | 1975-04-26 | 1975-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-25 | 1979-04-26 | 1979-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-25 | 1983-04-26 | 1983-10-26 | $7700.00 | Window Closed / Lapsed |