Patent US3115175A successfully refreshed from Google Patents.
US3115175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for chemically peeling pears
Assignee: Atlas Pacific Engineering Co
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Filing: 1962-05-31
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Granted: 1963-12-24
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 Loveland Malcolm Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:09
CPC Classifications
A; A23; A23L; A23L5/00; A23L5/57
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A PROCESS FOR REMOVING THE OUTER SKIN ON FRUIT AND THE LIKE COMPRISING WETTING THE FRUIT FOR A FIRST PERIOD OF AT LEAST FIVE SECONDS WITH A FIRST CAUSTIC SOLUTION CONTAINING UP TO ABOUT 50% BY WEIGHT OF CAUSTIC AND MAINTAINED AT A TEMPERATURE ELEVATED ABOVE 160*F., THEN REMOVING THE WET FRUIT FROM CONTACT WITH SAID FIRST CAUSTIC SOLUTION, WETTING THE FRUIT FOR A SECOND PERIOD SUBSTANTIALLY LONGER THAN SAID FIRST PERIOD WITH A SECOND CAUSTIC SOLUTION CONTAINING UP TO ABOUT 50% BY WEIGHT OF CAUSTIC AND MAINTAINED AT A TEMPERATURE BELOW ABOUT 160*F. AND AT LEAST 50*F. BELOW SAID FIRST TEMPERATURE, REMOVING THE FRUIT FROM CONTACT WITH THE SECOND CAUSTIC SOLUTION, THEN WETTING THE FRUIT FOR A THIRD PERIOD OF TIME OF AT LEAST FIVE SECONDS WITH A THIRD CAUSTIC SOLUTION CONTAINING UP TO ABOUT 50% BY WEIGHT OF CAUSTIC AND MAINTAINED AT A TEMPERATURE ELEVATED ABOVE 160*F., WASHING THE FRUIT WITH COLD WATER, AND REMOVING THE SKIN FROM THE FRUIT.
Claim 2
Dependent Claim
162 words
A PROCESS FOR REMOVING THE OUTER SKIN ON FRUIT AND THE LIKE COMPRISING WETTING THE FRUIT FOR A FIRST PERIOD OF AT LEAST FIVE SECONDS WITH A FIRST CAUSTIC SOLUTION CONTAINING UP TO ABOUT 50% BY WEIGHT OF CAUSTIC AND MAINTAINED AT A TEMPERATURE ELEVATED ABOVE 160*F., THEN REMOVING THE WET FRUIT FROM CONTACT WITH SAID FIRST CAUSTIC SOLUTION, WETTING THE FRUIT FOR A SECOND PERIOD SUBSTANTIALLY LONGER THAN SAID FIRST PERIOD WITH A SECOND CAUSTIC SOLUTION CONTAINING UP TO ABOUT 50% BY WEIGHT OF CAUSTIC AND MAINTAINED AT A TEMPERATURE BELOW ABOUT 160*F. AND AT LEAST 50*F. BELOW SAID FIRST TEMPERATURE, REMOVING THE FRUIT FROM CONTACT WITH THE SECOND CAUSTIC SOLUTION, THEN WETTING THE FRUIT FOR A THIRD PERIOD OF TIME OF AT LEAST FIVE SECONDS WITH A THIRD CAUSTIC SOLUTION CONTAINING UP TO ABOUT 50% BY WEIGHT OF CAUSTIC AND MAINTAINED AT A TEMPERATURE ELEVATED ABOVE 160*F., WASHING THE FRUIT WITH COLD WATER, AND REMOVING THE SKIN FROM THE FRUIT.
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) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |