US2539157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating food products
Assignee: Individual
•
Filing: 1949-08-25
•
Granted: 1951-01-23
•
Expires: 1969-08-25
Abstract
No abstract record available.
Inventors
- 👤 Page Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:36
CPC Classifications
A; A23; A23F; A23F5/00; A23F5/04; A23F5/46; A23F5/48; A23F5/486
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD OF TREATING COFFEE BEANS COMPRISING SUBJECTING SAID BEANS WITHIN AN ENCLOSED SYSTEM TO AN EVACUATING OPERATION TO INITIALLY REDUCE THE PRESSURE WITHIN SAID SYSTEM TO ABOUT .001 TO .005 MM. OF MERCURY, HEATING SAID BEANS TO EXPEL THE MOISTURE THEREFROM, COLLECTING SAID MOISTURE, DISTILLING SAID BEANS TO REMOVE VAPORIZABLE CONSTITUENTS THEREOF, COLLECTING SAID VAPORIZABLE CONSTITUENTS, SAID DISTILLING TEMPERATURE BEING ABOUT 350* TO 500* F.
Claim 2
Independent Claim
66 words
THE METHOD OF TREATING COFFEE BEANS COMPRISING SUBJECTING SAID BEANS WITHIN AN ENCLOSED SYSTEM TO AN EVACUATING OPERATION TO INITIALLY REDUCE THE PRESSURE WITHIN SAID SYSTEM TO ABOUT .001 TO .005 MM. OF MERCURY, HEATING SAID BEANS TO EXPEL THE MOISTURE THEREFROM, COLLECTING SAID MOISTURE, DISTILLING SAID BEANS TO REMOVE VAPORIZABLE CONSTITUENTS THEREOF, COLLECTING SAID VAPORIZABLE CONSTITUENTS, SAID DISTILLING TEMPERATURE BEING ABOUT 350* TO 500* F.
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) | 1954-01-22 | 1954-07-24 | 1955-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-22 | 1958-07-24 | 1959-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-22 | 1962-07-24 | 1963-01-23 | $7700.00 | Window Closed / Lapsed |