US3241981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous dehydration of edible liquids
Assignee: Individual
•
Filing: 1953-07-24
•
Granted: 1966-03-22
•
Expires: 1973-07-24
Abstract
No abstract record available.
Inventors
- 👤 Sumner I Strashun
- 👤 William F Talburt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:43
CPC Classifications
A; A23; A23L; A23L2/00; A23L2/02; A23L2/08; A23L2/10; A23L2/105; Y; Y10; Y10S; Y10S159/00; Y10S159/04; Y10S159/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A PROCESS FOR PREPARING A SOLID DEHYDRATED PRODUCT FROM A LIQUID FOODSTUFF WHICH COMPRISES CONCENTRATING A LIQUID FOODSTUFF TO PRODUCE A LIQUID CONCENTRATE OF SUCH DENSITY THAT WHEN EXPOSED TO HEAT AND VACUUM IT WILL EXPAND BY ENTRAPMENT OF GASEOUS BUBBLES, INCORPORATING A GAS FROM THE GROUP CONSISTING OF AIR AND INERT, NON-TOXIC GASES INTO SAID LIQUID CONCENTRATE WITHVIGOROUS AGITATION TO FORM A THOROUGH DISPERSION OF THE GAS IN THE CONCENTRATE, THEN EXPOSING THE GASIFIED CONCENTRATE TO DEHYDRATING CONDITIONS OF HEAT AND VACUUM AND MAINTAINING THE CONCENTRATE IN AN EXTENSIVELY EXPANDED CONDITION THROUGHOUT DEHYDRATION.
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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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |