US2678277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preserving fruit
Assignee: Food Technology Inc
•
Filing: 1950-05-18
•
Granted: 1954-05-11
•
Expires: 1970-05-18
Abstract
No abstract record available.
Inventors
- 👤 Elmer F Glabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:06
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/14; A23B7/153; A23B7/157; A23B7/144
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE METHOD OF PRESERVING FRUIT SUBSTANTIALLY IN FRESH CONDITION WHICH CONSISTS ESSENTIALLY IN THE STEPS OF IMMERSING SOFT TEXTURED FRESHLY PEELED FRUIT SUBSTANTIALLY IN FRESH CONDITION IN AN AQUEOUS LIQUOR CONTAINING 1000 TO 1800 PARTS PER MILLION OF SULFUR DIOXIDE FOR A PERIOD OF TIME SUFFICIENT TO IMPREGNATE THE FRUIT UNIFORMLY THROUGHOUT THE BODY THEREOF WITH 40 TO 90 PARTS PER MILLION OF SULFUR DIOXIDE BASED ON THE WEIGHT OF FRUIT REMOVING SAID FRUIT FROM SAID LIQUOR, EXPOSING SAID IMPREGNATED FRUIT TO AIR FOR A PERIOD OF TIME FOR 5 MINUTES TO 3 HOURS SUFFICIENT TO BRING ABOUT A FIRMING OF THE TEXTURE OF SAID FRUIT BUT UNDER CONDITIONS INSUFFICIENT TO OTHERWISE AFFECT THE PHYSICAL CHARACTERISTICS OF SAID FRUIT, AND ISOLATING THE RESULTANT FRUIT FROM CIRCULATING AIR.
Claim 2
Independent Claim
127 words
THE METHOD OF PRESERVING FRUIT SUBSTANTIALLY IN FRESH CONDITION WHICH CONSISTS ESSENTIALLY IN THE STEPS OF IMMERSING SOFT TEXTURED FRESHLY PEELED FRUIT SUBSTANTIALLY IN FRESH CONDITION IN AN AQUEOUS LIQUOR CONTAINING 1000 TO 1800 PARTS PER MILLION OF SULFUR DIOXIDE FOR A PERIOD OF TIME SUFFICIENT TO IMPREGNATE THE FRUIT UNIFORMLY THROUGHOUT THE BODY THEREOF WITH 40 TO 90 PARTS PER MILLION OF SULFUR DIOXIDE BASED ON THE WEIGHT OF FRUIT REMOVING SAID FRUIT FROM SAID LIQUOR, EXPOSING SAID IMPREGNATED FRUIT TO AIR FOR A PERIOD OF TIME FOR 5 MINUTES TO 3 HOURS SUFFICIENT TO BRING ABOUT A FIRMING OF THE TEXTURE OF SAID FRUIT BUT UNDER CONDITIONS INSUFFICIENT TO OTHERWISE AFFECT THE PHYSICAL CHARACTERISTICS OF SAID FRUIT, AND ISOLATING THE RESULTANT FRUIT FROM CIRCULATING AIR.
References Cited (Backward Citations)
US176754A
Cited
US2028970A
Cited
US2186549A
Cited
US2166072A
Cited
US2178675A
Cited
US2298933A
Cited
US2509299A
Cited
US2451313A
Cited
US2506793A
Cited
US2541859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |