US3037975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extract substances and process for recovering them from aqueous citrusfruit processing liquors
Assignee: Individual
•
Filing: 1960-10-03
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Granted: 1962-06-05
•
Expires: 1980-10-03
Abstract
No abstract record available.
Inventors
- 👤 Cohn Ruth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:36
CPC Classifications
A; A23; A23L; A23L2/00; A23L2/02; A23L2/04; A23L2/06; A23L27/00; A23L27/10; A23L27/12; A23L27/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A METHOD OF PROCESSING AQUEOUS LIQUORS OBTAINED FROM CITRUS FRUIT PEEL BY A MECHANICAL TREATMENT, COMPRISING ADJUSTING THE PH OF THE LIQUOR TO AT MOST 5.5 WARMING THE LIQUOR TO A TEMPERATURE IN THE RANGE BETWEEN ABOUT 35*C. AND BOILING TEMPERATURE, THEREBY CAUSING A PRODUCT OF PASTY CONSISTENCY TO SEPARATE FROM THE LIQUOR AND TO COLLECT AS A TOP LAYER ON THE LIQUOR, AND REMOVING SAID PASTY PRODUCT FROM THE LIQUOR.
Claim 2
Independent Claim
71 words
A METHOD OF PROCESSING AQUEOUS LIQUORS OBTAINED FROM CITRUS FRUIT PEEL BY A MECHANICAL TREATMENT, COMPRISING ADJUSTING THE PH OF THE LIQUOR TO AT MOST 5.5 WARMING THE LIQUOR TO A TEMPERATURE IN THE RANGE BETWEEN ABOUT 35*C. AND BOILING TEMPERATURE, THEREBY CAUSING A PRODUCT OF PASTY CONSISTENCY TO SEPARATE FROM THE LIQUOR AND TO COLLECT AS A TOP LAYER ON THE LIQUOR, AND REMOVING SAID PASTY PRODUCT FROM THE LIQUOR.
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) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |