Patent US2494544A successfully refreshed from Google Patents.
US2494544A
Expired / Lapsed
US
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Grain preparation
Assignee: Wisconsin Malting Co
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Filing: 1944-08-01
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Granted: 1950-01-17
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Expires: 1964-08-01
Abstract
No abstract record available.
Inventors
- 👤 Victor L Erlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:33
CPC Classifications
C; C12; C12C; C12C1/00; C12C1/18; C12C1/02; C12C5/00; C12C5/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN THE STEEPING OF WHOLE NON-GERMINATED AGRICULTURAL GRAINS PREPARATORY TO SUBSEQUENT PROCESSING OF THE SAME, THE CONTROLLING OF THE SOLUBILITY OF THE GRAIN PROTEINS BY EMPLOYING A SINGLE QUANTITY OF STEEP LIQUID SUFFICIENT TO EFFECT SUBSTANTIALLY FULL WATER ABSORPTION BY THE UNBROKEN GRAINS WITHOUT CHANGING THE LIQUID OVER THE PERIOD OF TIME JUST NECESSARY TO OBTAIN SUBSTANTIALLY FULL WATER ABSORPTION BY THE GRAINS, ADDING PROTEOLYTIC ENZYMES IN A CONCENTRATION CORRESPONDING TO THE ACTIVITY OF AT LEAST ONETWENTIETH OF A PER CENT OF FRESH PAPAIN, AND ADDING BUFFERING SALTS TO MODIFY THE PH OF THE STEEP LIQUID AND MAINTAIN SAID PH CLOSE TO A PREDETERMINED LEVEL CHOSEN BETWEEN ABOUT 4 AND 10 FOR THE PARTICULAR GRAIN, THE PARTICULAR ENZYMES AND THE PARTICULAR PROTEIN TRANSFORMATION.
Claim 2
Dependent Claim
123 words
IN THE STEEPING OF WHOLE NON-GERMINATED AGRICULTURAL GRAINS PREPARATORY TO SUBSEQUENT PROCESSING OF THE SAME, THE CONTROLLING OF THE SOLUBILITY OF THE GRAIN PROTEINS BY EMPLOYING A SINGLE QUANTITY OF STEEP LIQUID SUFFICIENT TO EFFECT SUBSTANTIALLY FULL WATER ABSORPTION BY THE UNBROKEN GRAINS WITHOUT CHANGING THE LIQUID OVER THE PERIOD OF TIME JUST NECESSARY TO OBTAIN SUBSTANTIALLY FULL WATER ABSORPTION BY THE GRAINS, ADDING PROTEOLYTIC ENZYMES IN A CONCENTRATION CORRESPONDING TO THE ACTIVITY OF AT LEAST ONETWENTIETH OF A PER CENT OF FRESH PAPAIN, AND ADDING BUFFERING SALTS TO MODIFY THE PH OF THE STEEP LIQUID AND MAINTAIN SAID PH CLOSE TO A PREDETERMINED LEVEL CHOSEN BETWEEN ABOUT 4 AND 10 FOR THE PARTICULAR GRAIN, THE PARTICULAR ENZYMES AND THE PARTICULAR PROTEIN TRANSFORMATION.
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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) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |