Patent US3276139A successfully refreshed from Google Patents.
US3276139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Entrained particle removal method and apparatus
Assignee: Cyro Maid Inc
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Filing: 1964-02-25
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Granted: 1966-10-04
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Expires: 1984-02-25
Abstract
No abstract record available.
Inventors
- 👤 Hachiro J Togashi
- 👤 James L Mercer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:39
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/04; F26B5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN AN APPARATUS FOR DRYING QUICK FROZEN MOISTURE LADEN PRODUCTS COMPRISING A CHAMBER INCLUDING A DEHYDRATING ZONE AND A LONGITUDINALLY ADJACENT CONDENSING ZONE IN SAID CHAMBER, MEANS FOR MAINTAINING A VACUUM IN SAID CHAMBER SUFFICIENT TO EXTRACT SUBLIMATION VAPOR FROM SAID PRODUCTS, MEANS FOR REMOVING NONCONDENSABLE GASES FROM SAID CHAMBER, MEANS FOR MOVING SAID PRODUCTS THROUGH SAID DEHYDRATING ZONE, MEANS FOR SUPPLYING ENERGY OF SUBLIMATION TO THE PRODUCTS BEING MOVED THROUGH
Claim 2
Dependent Claim
71 words
IN AN APPARATUS FOR DRYING QUICK FROZEN MOISTURE LADEN PRODUCTS COMPRISING A CHAMBER INCLUDING A DEHYDRATING ZONE AND A LONGITUDINALLY ADJACENT CONDENSING ZONE IN SAID CHAMBER, MEANS FOR MAINTAINING A VACUUM IN SAID CHAMBER SUFFICIENT TO EXTRACT SUBLIMATION VAPOR FROM SAID PRODUCTS, MEANS FOR REMOVING NONCONDENSABLE GASES FROM SAID CHAMBER, MEANS FOR MOVING SAID PRODUCTS THROUGH SAID DEHYDRATING ZONE, MEANS FOR SUPPLYING ENERGY OF SUBLIMATION TO THE PRODUCTS BEING MOVED THROUGH
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |