US2622030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition of matter and method of retarding the decomposition of food
Assignee: WASHINGTON LAB Inc
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Filing: 1951-09-27
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Granted: 1952-12-16
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Expires: 1971-09-27
Abstract
No abstract record available.
Inventors
- 👤 Frandsen Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:22
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B2/742; A23B2/754
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A BACTERIOSTIC AND FUNGICIDAL SOLUTION FOR RETARDING DECOMPOSITION OF FOOD WHEREIN MALEIC ACID, BORIC ACID AND SODIUM BENZOATE, RESPECTIVELY PRESENT IN THE PROPORTIONS AS BETWEEN THE COMPONENTS OF 3.5 TO 9 PARTS, 1 TO 4 PARTS, 4 TO 8 PARTS, AND NOT MORE THAN 32,000 PARTS OF WATER, CONTRIBUTE AN EFFECTIVE PORTION OF THE PRESERVATIVE RESULT.
Claim 2
Dependent Claim
56 words
A BACTERIOSTIC AND FUNGICIDAL SOLUTION FOR RETARDING DECOMPOSITION OF FOOD WHEREIN MALEIC ACID, BORIC ACID AND SODIUM BENZOATE, RESPECTIVELY PRESENT IN THE PROPORTIONS AS BETWEEN THE COMPONENTS OF 3.5 TO 9 PARTS, 1 TO 4 PARTS, 4 TO 8 PARTS, AND NOT MORE THAN 32,000 PARTS OF WATER, CONTRIBUTE AN EFFECTIVE PORTION OF THE PRESERVATIVE RESULT.
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) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |