US2550255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preservation of food products
Assignee: JBS USA LLC
•
Filing: 1950-11-18
•
Granted: 1951-04-24
•
Expires: 1970-11-18
Abstract
No abstract record available.
Inventors
- 👤 Lloyd B Jensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:26
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/14; A23B4/18; A23B4/20; A23B4/22; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B2/733
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
IN THE PROCESS OF TREATING FOOD PRODUCTS, THE STEP OF ADDING TO A FOOD PRODUCT A SMALL AMOUNT OF AN ANTIBIOTIC SUBSTANCE DERIVED FROM THE TREE PERSEA GRATISSIMA BY TREATMENT WITH A NONAQUEOUS ORGANIC SOLVENT TO PRESERVE SAID FOOD PRODUCT AGAINST PATHOGENIC BACTERIA RESPONSIBLE FOR FOOD POISONING AND SPOILAGE.
Claim 2
Dependent Claim
49 words
IN THE PROCESS OF TREATING FOOD PRODUCTS, THE STEP OF ADDING TO A FOOD PRODUCT A SMALL AMOUNT OF AN ANTIBIOTIC SUBSTANCE DERIVED FROM THE TREE PERSEA GRATISSIMA BY TREATMENT WITH A NONAQUEOUS ORGANIC SOLVENT TO PRESERVE SAID FOOD PRODUCT AGAINST PATHOGENIC BACTERIA RESPONSIBLE FOR FOOD POISONING AND SPOILAGE.
References Cited (Backward Citations)
US2117478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |