US3117210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for evaporating materials
Assignee: Wisconsin Alumni Research Foundation
•
Filing: 1959-07-13
•
Granted: 1964-01-07
•
Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Raymond G Herb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:50
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/28; C23C14/30; C23C14/32; H; H01; H01J; H01J41/00; H01J41/12; H01J41/14; H01J41/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN EVAPORATOR COMPRISING A SUPPORTIN CORE HAVING A PLURALITY OF INTERCONNECTED INTERNAL CHANNELS OPENING OUT OF THE CORE SURFACE, A MATERIAL TO BE EVAPORATED DISPOSED IN THE CHANNELS SO THAT A MAJOR PORTION OF THE MATERIAL IS DISPOSED IN THE CORE INTERIOR, THE MATERIAL TO BE EVAPORATED HAVING LOWER MELTING AND EVAPORATING TEMPERATURES THAN THE MATERIAL OF THE CORE, AND MEANS FOR HEATING THE EVAPORATOR TO CAUSE THE MATERIAL TO BE EVAPORATED TO MELT AND FLOW ON THE CORE MATERIAL AND TO CAUSE THE VAPORIZED MATERIAL TO CONTACT A PLURALITY OF SURFACES PRIOR TO ESCAPE FROM THE CORE.
Claim 2
Dependent Claim
98 words
AN EVAPORATOR COMPRISING A SUPPORTIN CORE HAVING A PLURALITY OF INTERCONNECTED INTERNAL CHANNELS OPENING OUT OF THE CORE SURFACE, A MATERIAL TO BE EVAPORATED DISPOSED IN THE CHANNELS SO THAT A MAJOR PORTION OF THE MATERIAL IS DISPOSED IN THE CORE INTERIOR, THE MATERIAL TO BE EVAPORATED HAVING LOWER MELTING AND EVAPORATING TEMPERATURES THAN THE MATERIAL OF THE CORE, AND MEANS FOR HEATING THE EVAPORATOR TO CAUSE THE MATERIAL TO BE EVAPORATED TO MELT AND FLOW ON THE CORE MATERIAL AND TO CAUSE THE VAPORIZED MATERIAL TO CONTACT A PLURALITY OF SURFACES PRIOR TO ESCAPE FROM THE CORE.
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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) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |