US3597236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preserving the color of fresh meat
Assignee: Armour Food Co
•
Filing: 1967-08-08
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Granted: 1971-08-03
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Expires: 1987-08-08
Abstract
Abstract AN AGENT FOR PRESERVING THE COLOR OF MEAT COMPRISING ASCORBIC ACID AND A CHEMICAL SELECTED FROM THE GROUP CONSISTING OF PARA-AMINOBENZOIC ACID, META-AMINOBENZOIC ACID, ISONICOTINIC ACID AND N-ETHYLNICOTINATINAMIDE.
Inventors
- 👤 Ervin W Hopkins
- 👤 Kunito Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:52
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/12
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) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |