US3376282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric derivatives of cationic xanthomonas colloid derivatives
Assignee: Kelco Co
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Filing: 1964-01-08
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Granted: 1968-04-02
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Expires: 1984-01-08
Abstract
No abstract record available.
Inventors
- 👤 Richard G Schweiger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:55
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/0006; C08B37/0024; C08B37/0033; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
THE PROCESS OF FORMING A NOVEL COMPOSITION OF MATTER WHICH COMPRISES BRINGING TOGETHER IN AQUEOUS SUSPENSION SUBSTANTIALLY STOICHIOMETRICALLY EQUIVALENT QUANTITIES OF DEACETYLATED N,N-DIALKYL AMINOALKOXY XANTHOMONAS HYDROPHILIC COLLOID IN WHICH SAID ALKYL AND SAID ALKOXY GROUPS EACH HAVE FROM ONE TO FIVE CARBON ATOMS, AND A WATER DISPERSIBLE POLYMERIC HYDROPHILIC COLLOID WHICH CONTAINS CARBOXYL GROUPS, SAID WATER DISPERSIBLE COLLOID BEING SELECTED FROM THE GROUP CONSISTING OF ALGINIC ACID, PECTIC ACID, POLYACRYLIC ACID, CELLULOSE GLYCOLLIC ACID, AND STARCH GLYCOLLIC ACID.
Claim 2
Dependent Claim
78 words
THE PROCESS OF FORMING A NOVEL COMPOSITION OF MATTER WHICH COMPRISES BRINGING TOGETHER IN AQUEOUS SUSPENSION SUBSTANTIALLY STOICHIOMETRICALLY EQUIVALENT QUANTITIES OF DEACETYLATED N,N-DIALKYL AMINOALKOXY XANTHOMONAS HYDROPHILIC COLLOID IN WHICH SAID ALKYL AND SAID ALKOXY GROUPS EACH HAVE FROM ONE TO FIVE CARBON ATOMS, AND A WATER DISPERSIBLE POLYMERIC HYDROPHILIC COLLOID WHICH CONTAINS CARBOXYL GROUPS, SAID WATER DISPERSIBLE COLLOID BEING SELECTED FROM THE GROUP CONSISTING OF ALGINIC ACID, PECTIC ACID, POLYACRYLIC ACID, CELLULOSE GLYCOLLIC ACID, AND STARCH GLYCOLLIC ACID.
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) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |