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Patent US2668771A successfully refreshed from Google Patents.
US2668771A
Expired / Lapsed
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Stable curing salt composition and manufacture thereof
Assignee: Griffith Laboratories Ltd
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Filing: 1951-06-29
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Granted: 1954-02-09
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Expires: 1971-06-29
Abstract
No abstract record available.
Inventors
- 👤 Lloyd A Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:41
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/02; A23B4/023; A23B4/0235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A CURING SALT COMPOSITION HAVING A STABILIZING PH NOT UNDER 7.4 AND COMPRISING SODIUM CHLORIDE CRYSTALS HAVING HEART-LIKE CENTERS OF OXYGEN-CONTAINING NITROGEN MEAT-CURING SALT OF ALKALI METAL INCLUDING ESSENTIALLY ALKALI-METAL NITRITE, A MINOR QUANTITY OF A HYGROSCOPIC PARTITIONING ANTI-CAKING AGENT SELECTED FROM THE GROUP CONSISTING OF GLYCERIN, SORBITOL AND PROPYLENE GLYCOL, AND A SMALL AND SEQUENTERING QUANTITY OF WATER-SOLUBLE SEQUESTERING POLYPHOSPHATE SALT IN SEQUESTERING RELATION TO METAL MOLECULES WHICH IN CATION FORM ARE OXIDATION CATALYSTS FOR SAID NITRITE SALT, WHEREBY SAID NITRITE SAID IS STABILIZED ON STORING OF THE MIXTURE.
Claim 2
Dependent Claim
90 words
A CURING SALT COMPOSITION HAVING A STABILIZING PH NOT UNDER 7.4 AND COMPRISING SODIUM CHLORIDE CRYSTALS HAVING HEART-LIKE CENTERS OF OXYGEN-CONTAINING NITROGEN MEAT-CURING SALT OF ALKALI METAL INCLUDING ESSENTIALLY ALKALI-METAL NITRITE, A MINOR QUANTITY OF A HYGROSCOPIC PARTITIONING ANTI-CAKING AGENT SELECTED FROM THE GROUP CONSISTING OF GLYCERIN, SORBITOL AND PROPYLENE GLYCOL, AND A SMALL AND SEQUENTERING QUANTITY OF WATER-SOLUBLE SEQUESTERING POLYPHOSPHATE SALT IN SEQUESTERING RELATION TO METAL MOLECULES WHICH IN CATION FORM ARE OXIDATION CATALYSTS FOR SAID NITRITE SALT, WHEREBY SAID NITRITE SAID IS STABILIZED ON STORING OF THE MIXTURE.
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) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |