US3255041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of pressed sugar tablets
Assignee: American Sugar Co
•
Filing: 1964-05-22
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Granted: 1966-06-07
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Expires: 1984-05-22
Abstract
No abstract record available.
Inventors
- 👤 Elmer J Culp
- 👤 Gerstenkorn Robert Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:45
CPC Classifications
C; C13; C13B; C13B50/00; C13B50/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A PROCESS FOR PREPARING PRESSED SUGAR TABLETS WHICH PROCESS COMPRISES: FORMING A MOIST PRESSED SUGAR TABLET HAVING A WATER CONTENT OF ABOUT 1.6-2.8 WEIGHT PERCENT; RAPIDLY BRINGING SAID MOIST TABLET TO A TEMPERATURE OF ABOUT 200*-230*F. BY MEANS OF INFRA RED RADIANT ENERGY UNDER CONDITIONS OF ENERGY INTENSITY AND TIME SUCH THAT NO SIGNIFICANT AMOUNT OF CARAMELIZATION OCCURS; SUBSTANTIALLY IMMEDIATELY THEREAFTER DECREASING THE TEMPERATURE OF SAID HOT TABLET, CONTROLLING SAID RATE OF DECREASE BY INFRA RED RADIANT ENERGY, TO A TEMPERATURE OF ABOUT 150*-180*F., WHERE THE TIME OF RESIDENCE OF SAID HOT TABLET IN THIS ZONE IS THAT TIME NECESSARY TO OBTAIN A TABLET WATER CONTENT OF LESS THAN ABOUT 1 WEIGHT PERCENT; AND THEREAFTER COOLING SAID DRY TABLET TO A TEMPERATURE OF BELOW ABOUT 130*F. AT A RATE SUCH THAT A HARD TABLET IS PRODUCED.
Claim 2
Dependent Claim
136 words
A PROCESS FOR PREPARING PRESSED SUGAR TABLETS WHICH PROCESS COMPRISES: FORMING A MOIST PRESSED SUGAR TABLET HAVING A WATER CONTENT OF ABOUT 1.6-2.8 WEIGHT PERCENT; RAPIDLY BRINGING SAID MOIST TABLET TO A TEMPERATURE OF ABOUT 200*-230*F. BY MEANS OF INFRA RED RADIANT ENERGY UNDER CONDITIONS OF ENERGY INTENSITY AND TIME SUCH THAT NO SIGNIFICANT AMOUNT OF CARAMELIZATION OCCURS; SUBSTANTIALLY IMMEDIATELY THEREAFTER DECREASING THE TEMPERATURE OF SAID HOT TABLET, CONTROLLING SAID RATE OF DECREASE BY INFRA RED RADIANT ENERGY, TO A TEMPERATURE OF ABOUT 150*-180*F., WHERE THE TIME OF RESIDENCE OF SAID HOT TABLET IN THIS ZONE IS THAT TIME NECESSARY TO OBTAIN A TABLET WATER CONTENT OF LESS THAN ABOUT 1 WEIGHT PERCENT; AND THEREAFTER COOLING SAID DRY TABLET TO A TEMPERATURE OF BELOW ABOUT 130*F. AT A RATE SUCH THAT A HARD TABLET IS PRODUCED.
References Cited (Backward Citations)
US3169888A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |