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Patent US3578463A successfully refreshed from Google Patents.
US3578463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave blanching
Assignee: Cryodry Corp
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Filing: 1967-03-08
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Granted: 1971-05-11
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Expires: 1987-03-08
Abstract
Abstract TREATING VEGETABLES BY SUCCESSIVELY HOT WATER BLANCHING WITH WATER ABOVE 185*F. OR ATMOSPHERIC STEAM, FINISH BLANCHING WITH THE APPLICATION OF MICROWAVE ENERGY TO THE POINT OF ENZYME DEACTIVATION AND FINISH BLANCHING WITH HOT WATER ABOVE 185*F. OPTIONALLY, A FINAL QUENCH IN COLD WATER MAY BE USED.
Inventors
- 👤 Franklin J Smith
- 👤 L G Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:09
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/05; A23B2/08; A23B7/00; A23B7/005; A23B7/01; A23B7/06; Y; Y10; Y10S; Y10S99/00; Y10S99/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-10 | 1974-11-09 | 1975-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-10 | 1978-11-09 | 1979-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-10 | 1982-11-09 | 1983-05-11 | $7700.00 | Window Closed / Lapsed |