US3391060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing a polysaccharide
Assignee: Kelco Co
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Filing: 1966-01-27
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Granted: 1968-07-02
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Expires: 1986-01-27
Abstract
No abstract record available.
Inventors
- 👤 William H Mcneely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:14
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/04; C12P19/06; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A PROCESS FOR PDOCUSING A XANTHOMONAS HYDROPHILIC COLLOID, SAID PROCESS COMPRISING INCUBATING A FINAL FERMENTATION MEDIUM INCLUDING AN INOCULUM ORGANISM OF THE GENUS XANTHOMONAS, SAID MEDIUM CONTAINING A CARBOHYDRATE AT A CONCENTRATION FROM ABOUT 1 TO ABOUT 5% BY WEIGHT, MAGNESIUM IONS AND PHOSPHORUS IN AT LEAST TRACE AMOUNTS, WATER, AND AMMONIUM NITRATE INAN AMOUNT FROM ABOUT 0.02 TO ABOUT 0.15% BY WEIGHT, AERATING SAID FERMENTATION MEDIUM AT A RATE SUFFICIENT TO PRODUCE A SULFITE OXIDATION VALUE RANGING FROM ABOUT 1.5 TO ABOUT 3.5 MILLIMOLES OF OXYGEN PER LITER PERMINUTE, MAINTAINING THE PH OF THE FERMENTATION MEDIUM WITHIN THE RANGE FROM ABOUT 6.5 TO ABOUT 7.5 AND RECOVERING THE HYDROPHILIC COLLOID PRODUCED BY SAID XANTHOMONAS BACTERIA.
Claim 2
Dependent Claim
116 words
A PROCESS FOR PDOCUSING A XANTHOMONAS HYDROPHILIC COLLOID, SAID PROCESS COMPRISING INCUBATING A FINAL FERMENTATION MEDIUM INCLUDING AN INOCULUM ORGANISM OF THE GENUS XANTHOMONAS, SAID MEDIUM CONTAINING A CARBOHYDRATE AT A CONCENTRATION FROM ABOUT 1 TO ABOUT 5% BY WEIGHT, MAGNESIUM IONS AND PHOSPHORUS IN AT LEAST TRACE AMOUNTS, WATER, AND AMMONIUM NITRATE INAN AMOUNT FROM ABOUT 0.02 TO ABOUT 0.15% BY WEIGHT, AERATING SAID FERMENTATION MEDIUM AT A RATE SUFFICIENT TO PRODUCE A SULFITE OXIDATION VALUE RANGING FROM ABOUT 1.5 TO ABOUT 3.5 MILLIMOLES OF OXYGEN PER LITER PERMINUTE, MAINTAINING THE PH OF THE FERMENTATION MEDIUM WITHIN THE RANGE FROM ABOUT 6.5 TO ABOUT 7.5 AND RECOVERING THE HYDROPHILIC COLLOID PRODUCED BY SAID XANTHOMONAS BACTERIA.
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) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |