US2602768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of sodium gluconate
Assignee: Individual
•
Filing: 1950-01-10
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Granted: 1952-07-08
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Expires: 1970-01-10
Abstract
No abstract record available.
Inventors
- 👤 Crocker Charles Kenneth
- 👤 Andrew J Moyer
- 👤 Virgil F Pfeifer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:12
CPC Classifications
C; C12; C12P; C12P7/00; C12P7/40; C12P7/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
METHOD FOR THE PRODUCTION OF SODIUM GLUCONATE BY THE DIRECT FERMENTATION OF A NUTRIENT MEDIUM COMPRISING GLUCOSE AND A SOURCE OF ORGANIC NITROGEN, WHICH COMPRISES CULTIVATING IN SAID MEDIUM A GLUCONIC ACID-PRODUCING ORGANISM IN THE PRESENCE OF SUFFICIENT SODIUM BASE TO MAINTAIN THE PH OF THE MEDIUM WITHIN THE RANGE OF 5.0 TO 7.5, SAID PH BEING MAINTAINED BY THE ADDITION OF SUPPLEMENTARY SODIUM BASE AT A RATE SUBSTANTIALLY EQUIVALENT TO THE RATE OF PRODUCTION OF GLUCONIC ACID BY SAID ORGANISMS, AND RECOVERING SODIUM GLUCONATE FROM THE FERMENTATION LIQUOR.
Claim 2
Dependent Claim
89 words
METHOD FOR THE PRODUCTION OF SODIUM GLUCONATE BY THE DIRECT FERMENTATION OF A NUTRIENT MEDIUM COMPRISING GLUCOSE AND A SOURCE OF ORGANIC NITROGEN, WHICH COMPRISES CULTIVATING IN SAID MEDIUM A GLUCONIC ACID-PRODUCING ORGANISM IN THE PRESENCE OF SUFFICIENT SODIUM BASE TO MAINTAIN THE PH OF THE MEDIUM WITHIN THE RANGE OF 5.0 TO 7.5, SAID PH BEING MAINTAINED BY THE ADDITION OF SUPPLEMENTARY SODIUM BASE AT A RATE SUBSTANTIALLY EQUIVALENT TO THE RATE OF PRODUCTION OF GLUCONIC ACID BY SAID ORGANISMS, AND RECOVERING SODIUM GLUCONATE FROM THE FERMENTATION LIQUOR.
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) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |