US3383307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gelling agents, gels and methods for forming gels
Assignee: Ashland LLC
•
Filing: 1964-07-30
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Granted: 1968-05-14
•
Expires: 1984-07-30
Abstract
No abstract record available.
Inventors
- 👤 Donald C Goetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:59
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/60; C09K8/84; C09K8/86; C09K8/88; C09K8/887; B; B01; B01J; B01J19/00; B01J19/06; Y; Y10; Y10S; Y10S507/00; Y10S507/935; Y10S507/936
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
48 words
A COMPOSITION SUITABLE FOR USE AS A GELLING AGENT FOR WATER, WHICH COMPOSITION CONSISTS ESSENTIALLY OF XANTHOMONAS GUM, 5 TO 35 WEIGHR PERCENT, BASED ON THE WEIGHT OF GUM, OF HYDROGEN-DISPLAYIG METAL, AND 50 TO 200 WEIGHT PERCENT, BASED ON THE WEIGHT OF GUM, OF TRIVALENT METAL SALT.
Claim 2
Dependent Claim
48 words
A COMPOSITION SUITABLE FOR USE AS A GELLING AGENT FOR WATER, WHICH COMPOSITION CONSISTS ESSENTIALLY OF XANTHOMONAS GUM, 5 TO 35 WEIGHR PERCENT, BASED ON THE WEIGHT OF GUM, OF HYDROGEN-DISPLAYIG METAL, AND 50 TO 200 WEIGHT PERCENT, BASED ON THE WEIGHT OF GUM, OF TRIVALENT METAL SALT.
Claim 3
Independent Claim
78 words
A METHOD FOR PRODUCING A WATER GEL WHICH COMPRISES (1) THICKENING WATER BY ADDING, TO THE WATER, FROM 0.2 TO 0.75 WEIGHT PERCENT BASED ON THE WEIGHT OF WATER OF A BIOCHEMICALLY-SYSTESIZED, WATER-SOLUBLE POLYSACCHARIDE PRODUCED BY BACTERIA OF THE GENUS XANTHOMONAS, (2) GELLING THE SO-THICKENED WTER BY ADDING THERETO FROM 5 TO 35 WEIGHT PERCENT, BASED ON THE WEIGHT OF POLYSACCHARIDE, FINELY-DIVIDED ZINC METAL AND 50 TO 200 WEIGHT PERCENT, BASED ON THE WEIGHT OF POLYSACCHARIDE, ALUMINUM SULFATE.
Claim 4
Independent Claim
78 words
A METHOD FOR PRODUCING A WATER GEL WHICH COMPRISES (1) THICKENING WATER BY ADDING, TO THE WATER, FROM 0.2 TO 0.75 WEIGHT PERCENT BASED ON THE WEIGHT OF WATER OF A BIOCHEMICALLY-SYSTESIZED, WATER-SOLUBLE POLYSACCHARIDE PRODUCED BY BACTERIA OF THE GENUS XANTHOMONAS, (2) GELLING THE SO-THICKENED WTER BY ADDING THERETO FROM 5 TO 35 WEIGHT PERCENT, BASED ON THE WEIGHT OF POLYSACCHARIDE, FINELY-DIVIDED ZINC METAL AND 50 TO 200 WEIGHT PERCENT, BASED ON THE WEIGHT OF POLYSACCHARIDE, ALUMINUM SULFATE.
References Cited (Backward Citations)
US2001070A
Cited
US3228855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |