US2870020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of blanching food products
Assignee: Carrier Corp
•
Filing: 1951-11-14
•
Granted: 1959-01-20
•
Expires: 1971-11-14
Abstract
No abstract record available.
Inventors
- 👤 Ashley Carlyle Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:36
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN THE METHOD OF BLANCHING A FOOD PRODUCT THE STEPS WHICH CONSIST IN PLACING THE FOOD PRODUCT IN A FIRST SPACE, FORMING STEAM IN A SECOND SPACE SEPARATE FROM THE FIRST SPACE, PASSING THE STEAM SO FORMED DOWNWARDLY OVER THE FOOD PRODUCT TO HEAT THE FOOD PRODUCT THEREBY FORMING CONDENSATE THEREON AND DISSOLVING NUTRIENTS FROM SAID FOOD PRODUCT IN SAID CONDENSATE, COLLECTING IN THE LOWER PORTION OF THE FIRST SPACE DURING THE HEATING OPERATION CONDENSATE HAVING DISSOLVED NUTRIENTS THEREIN, A SECOND PORTION OF THE CONDENSATE REMAINING ON THE FOOD PRODUCT, DISCONTINUING THE HEATING OPERATION, REDUCING THE PRESSURE IN THE FIRST SPACE TO EVAPORATE THE SECOND PORTION OF CONDENSATE ON THE FOOD PRODUCT TO COOL THE FOOD PRODUCT AND SIMULTANEOUSLY TO CAUSE THE COLLECTED CONDENSATE HAVING THE DISSOLVED NUTRIENTS IN THE FIRST SPACE TO BOIL AND PASS UPWARDLY AND BE DISTRIBUTED OVER THE FOOD PRODUCT TO BE RETAINED BY THE FOOD PRODUCT RESTORING A SUBSTANTIAL PORTION OF THE NUTRIENT CONTENT.
Claim 2
Dependent Claim
159 words
IN THE METHOD OF BLANCHING A FOOD PRODUCT THE STEPS WHICH CONSIST IN PLACING THE FOOD PRODUCT IN A FIRST SPACE, FORMING STEAM IN A SECOND SPACE SEPARATE FROM THE FIRST SPACE, PASSING THE STEAM SO FORMED DOWNWARDLY OVER THE FOOD PRODUCT TO HEAT THE FOOD PRODUCT THEREBY FORMING CONDENSATE THEREON AND DISSOLVING NUTRIENTS FROM SAID FOOD PRODUCT IN SAID CONDENSATE, COLLECTING IN THE LOWER PORTION OF THE FIRST SPACE DURING THE HEATING OPERATION CONDENSATE HAVING DISSOLVED NUTRIENTS THEREIN, A SECOND PORTION OF THE CONDENSATE REMAINING ON THE FOOD PRODUCT, DISCONTINUING THE HEATING OPERATION, REDUCING THE PRESSURE IN THE FIRST SPACE TO EVAPORATE THE SECOND PORTION OF CONDENSATE ON THE FOOD PRODUCT TO COOL THE FOOD PRODUCT AND SIMULTANEOUSLY TO CAUSE THE COLLECTED CONDENSATE HAVING THE DISSOLVED NUTRIENTS IN THE FIRST SPACE TO BOIL AND PASS UPWARDLY AND BE DISTRIBUTED OVER THE FOOD PRODUCT TO BE RETAINED BY THE FOOD PRODUCT RESTORING A SUBSTANTIAL PORTION OF THE NUTRIENT CONTENT.
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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) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |