US3290159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehydrated precooked bean process
Assignee: Vacu-Dry Co
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Filing: 1963-09-30
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Granted: 1966-12-06
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Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 William R Dorsey
- 👤 Sumner I Strashun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:59
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/02; A23B7/022; A23B7/0205; A23L; A23L11/00; A23L11/01; A23L11/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A PROCESS FOR DEHYDRATING DRY TYPE BEANS WHEREIN SAID BEANS ARE REHYDRATED TO A MOISTURE CONTENT OF APPROXIMATELY 55%, THEN PRE-COOKED AND DEHYDRATED TO A FINAL MOISTURE CONTENT WITHIN THE RANGE OF 6-10%, THE IMPROVEMENT COMPRISING DEHYDRATING SAID BEANS IN TWO AIR DRYING STAGES INCLUDING A FIRST DEHYDRATION AT A SLOW DRUING RATE INCLUDING EXPOSURE FOR A HALF-HOUR TO DRYING AIR AT ABOUT 70*F., FOLLOWED BY EXPOSURE FOR A HALF-HOUR AT 120*F. DRYING AIR TEMPERATURE, AND THEN ONE HOUR AT 130*F. DRYING AIR TEMPERATURE; AND A SECOND STAGE AT A HIGHER DEHYDRATION RATE BY EXPOSURE TO DRYING AIR AT 150-160*F.
Claim 2
Dependent Claim
101 words
IN A PROCESS FOR DEHYDRATING DRY TYPE BEANS WHEREIN SAID BEANS ARE REHYDRATED TO A MOISTURE CONTENT OF APPROXIMATELY 55%, THEN PRE-COOKED AND DEHYDRATED TO A FINAL MOISTURE CONTENT WITHIN THE RANGE OF 6-10%, THE IMPROVEMENT COMPRISING DEHYDRATING SAID BEANS IN TWO AIR DRYING STAGES INCLUDING A FIRST DEHYDRATION AT A SLOW DRUING RATE INCLUDING EXPOSURE FOR A HALF-HOUR TO DRYING AIR AT ABOUT 70*F., FOLLOWED BY EXPOSURE FOR A HALF-HOUR AT 120*F. DRYING AIR TEMPERATURE, AND THEN ONE HOUR AT 130*F. DRYING AIR TEMPERATURE; AND A SECOND STAGE AT A HIGHER DEHYDRATION RATE BY EXPOSURE TO DRYING AIR AT 150-160*F.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |