US3679658A
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Calcium carboxylalkyl ethers of galactomannan gums
Assignee: General Mills Inc
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Filing: 1970-02-03
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Granted: 1972-07-25
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Expires: 1990-02-03
Abstract
Abstract A THICKENING AND FIBER FORMING COMPOSITION COMPRISED OF A CARBOXYMETHYL GALACTOMANNAN IN WHICH AT LEAST PART OF THE CARBOXYMETHYL GROUP IS PRESENT AS THE CALCIUM SALT AND THE DEGREE OF SUBSITIUTION IS 0.6-2.0 AND A PROCESS FOR THE MAKING OF THE SALT WHICH COMPRISES MIXING OF THE CARBOXYMETHYL GALACTOMANNAN OR A SOLBULE SALT THEREOF WITH A COMPOUND CONTAINING CALCIUM IN AN AQUEOUS MEDIUM.
Inventors
- 👤 Mao Hsun Yueh
- 👤 Eugene D Schilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:02
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/32; A23C; A23C9/00; A23C9/152; A23C9/154; A23C9/1544; A23G9/34; A23J; A23J3/00; A23J3/22; A23J3/225; A23J3/227; A23J3/28; A23L; A23L29/00; A23L29/20; A23L29/206; A23L29/238; A61; A61K; A61K8/00; A61K8/02; A61K8/04; A61K8/042; A61K8/18; A61K8/72; A61K8/73; A61K8/737; A61Q; A61Q19/00; C; C08; C08B; C08B37/00; C08B37/006; C08B37/0087; C08B37/0093; C08B37/0096; C09; C09D; C09D7/00; C09D7/40; C09D7/43; A23G2200/00; A23G2200/06; C08L; C08L1/00; C08L1/08; C08L1/26; C08L1/28; C08L1/286; Y; Y10; Y10S; Y10S426/00; Y10S426/802
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |