US2834774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mannan type gums
Assignee: General Mills Inc
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Filing: 1953-05-27
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Granted: 1958-05-13
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Expires: 1973-05-27
Abstract
No abstract record available.
Inventors
- 👤 Charles A Anker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:05
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/006; C08B37/0087; C08B37/0096
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
PROCESS OF TREATING GUAR FLOUR TO PRODUCE A GUAR PRODUCT HAVING INCREASED VISCOSITY AND INCREASED VISCOSITY STABILITY WHEN MADE INTO A SOL AS WELL AS IMPROVED ODOR, COLOR, AND FLAVOR WHICH COMPRISES EXTRACTING GUAR FLOUR WITH A SOLVENT SELECTED FROM THE GROUP CONSISTING OF ANHYDROUS LOWER ALIPHATIC ALCOHOLS CONTAINING LESS THAN 5 CARBON ATOMS AND AQUEOUS SOLUTIONS OF THESE ALCOHOLS CONTAINING LESS THAN 50% WATER TO REMOVE IMPURITIES SOLUBLE IN THE SOLVENT WHILE MAINTAINING THE BULK OF THE GUAR FLOUR IN THE FORM OF A SOLID RESIDUE, SEPARATING THE RESIDUE FROM THE SOLVENT WHICH CONTAINS THE DISSOLVED IMPURITIES, AND DRYING THE RESIDUE TO PRODUCE THE IMPROVED GUAR PRODUCT.
Claim 2
Dependent Claim
108 words
PROCESS OF TREATING GUAR FLOUR TO PRODUCE A GUAR PRODUCT HAVING INCREASED VISCOSITY AND INCREASED VISCOSITY STABILITY WHEN MADE INTO A SOL AS WELL AS IMPROVED ODOR, COLOR, AND FLAVOR WHICH COMPRISES EXTRACTING GUAR FLOUR WITH A SOLVENT SELECTED FROM THE GROUP CONSISTING OF ANHYDROUS LOWER ALIPHATIC ALCOHOLS CONTAINING LESS THAN 5 CARBON ATOMS AND AQUEOUS SOLUTIONS OF THESE ALCOHOLS CONTAINING LESS THAN 50% WATER TO REMOVE IMPURITIES SOLUBLE IN THE SOLVENT WHILE MAINTAINING THE BULK OF THE GUAR FLOUR IN THE FORM OF A SOLID RESIDUE, SEPARATING THE RESIDUE FROM THE SOLVENT WHICH CONTAINS THE DISSOLVED IMPURITIES, AND DRYING THE RESIDUE TO PRODUCE THE IMPROVED GUAR PRODUCT.
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) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |