US2946706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the hydrolyzation of starch and other polysaccharides
Assignee: Werkspoor NV
•
Filing: 1956-08-14
•
Granted: 1960-07-26
•
Expires: 1976-08-14
Abstract
No abstract record available.
Inventors
- 👤 Edmund F Boon
- 👤 Vahl Laszlo
- 👤 Wouter G Kingma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:20
CPC Classifications
C; C13; C13K; C13K1/00; C13K1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A PROCESS FOR THE HYDROLYZATION OF STARCH AND OTHER POLYSACCHARIDES INVOLVING THE USE OF A HEATER AND REACTOR COMPRISING PASSING AN ACIDIFIED SUSPENSION OF A POLYSACCHARIDE SEQUENTIALLY THROUGH THE HEATER AND REACTOR FOR SUCCESSIVE HEATING OPERATIONS, REPEATEDLY RECYCLING THE FLUID FROM THE REACTOR TO THE HEATER AND BACK THROUGH THE REACTOR, ADDING FRESH SUSPENSION BETWEEN THE REACTOR AND HEATER, AND HEATING THE FRESH SUSPENSION TO PASS THE SAME THROUGH THE GELATINIZATION STAGE BY THE HEAT OF THE RECYCLED FLUID.
Claim 2
Dependent Claim
79 words
A PROCESS FOR THE HYDROLYZATION OF STARCH AND OTHER POLYSACCHARIDES INVOLVING THE USE OF A HEATER AND REACTOR COMPRISING PASSING AN ACIDIFIED SUSPENSION OF A POLYSACCHARIDE SEQUENTIALLY THROUGH THE HEATER AND REACTOR FOR SUCCESSIVE HEATING OPERATIONS, REPEATEDLY RECYCLING THE FLUID FROM THE REACTOR TO THE HEATER AND BACK THROUGH THE REACTOR, ADDING FRESH SUSPENSION BETWEEN THE REACTOR AND HEATER, AND HEATING THE FRESH SUSPENSION TO PASS THE SAME THROUGH THE GELATINIZATION STAGE BY THE HEAT OF THE RECYCLED FLUID.
References Cited (Backward Citations)
US1320719A
Cited
US2734836A
Cited
US2735792A
Cited
US1183408A
Cited
US2233243A
Cited
US2359763A
Cited
US2516884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |