Patent US2696741A successfully refreshed from Google Patents.
Patent US3814820A successfully refreshed from Google Patents.
US3814820A
Expired / Lapsed
US
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Fruit and vegetable contact with chlorine containing biocides and discoloration inhibitors
Assignee: Salad Supreme Inc
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Filing: 1969-12-02
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Granted: 1974-06-04
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Expires: 1989-12-02
Abstract
Abstract THE PROCESS OF TREATING LETTUCE AND OTHER SALAD INGREDIENTS TO EXTEND OR PROLONG THEIR QUALITY AND REDUCE MICROBIOLOGICAL CONTAMINATION. DISMEMBERED LETTUCE (I.E SLICED, CHOPPED OR OTHERWISE RACTURED) IS TREATED UNDER CONTROLLED CONDITIONS AS FOLLOWS: (1) WASHED IN A CLEANSING SOLUTION; (2) RINSED IN POTABLE WATER; (3) CONTACTED WITH AB AQUEOUS SANITIZING AGENT (I.G. SODIUM HYPOCHLORITE); (4) OPTIONALLY RINSED AGAIN IN POTABLE WATER; (5) CONTACTED WITH A DISCOLORATION INHIBITOR IN THE OPTIONAL PRESSENCE OF A CHELATING AGENT; AND (6) EXTRACTED OF EXCESS DISCOLORATION INHIBITOR.
Inventors
- 👤 F Busta
- 👤 I Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:06
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/14; A23B7/153; A23B7/157; A23B7/06
Claims Analysis
Total Claims: 0
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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) | 1977-06-03 | 1977-12-03 | 1978-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-03 | 1981-12-03 | 1982-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-03 | 1985-12-03 | 1986-06-04 | $7700.00 | Window Closed / Lapsed |