Patent US3227133A successfully refreshed from Google Patents.
US3227133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple layer coating and cleaning
Assignee: Temescal Metallurgical Corp
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Filing: 1962-04-13
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Granted: 1966-01-04
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Expires: 1982-04-13
Abstract
No abstract record available.
Inventors
- 👤 Anderson Martin
- 👤 Robert L Shrader
- 👤 Maurice E Tyler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:30
CPC Classifications
C; C03; C03C; C03C17/00; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/28; C23C14/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
MULTIPLE LAYER COATING APPARATUS COMPRISING, A CONTINUOUSLY EVACUATED ENCLOSURE HAVING A SUBSTRATE LOCATION THEREIN WHEREAT A SUBSTRATE IS DISPOSED FOR COATING, A MOVABLE CRUCBLE CARRIER CONTAINING A PLURALITY OF CRUCIBLES FOR RECEIVING COATING MATERIALS POSITIONED SUBSTANTIALLY BENEATH THE SUBSTRATE LOCATION, AN ELECTRON GUN DISPOSED WITHIN SAID ENCLOSURE BELOW THE LEVEL OF SAID CRUCIBLE CARRIER AND LATERALLY SPACED THEREFROM FOR GENERATING AN ELECTRON BEAM, MEANS FOR FOCUSING THE ELECTRON BEAM IN A PREDETERMINED PATH, MEANS FOR MOVING SAID CRUCIBLE CARRIER TO SELECTIVELY POSITION SAID CRUCIBLES IN THE PATH OF THE ELECTRON BEAM TO VAPORIZE COATING MATERIAL IN SAID CRUCIBLES, AND A MOVABLE SHUTTER MEANS MOUNTED BETWEEN SAID CRUCIBLE CARRIER AND THE SUBSTRATE LOCATION FOR SELECTIVELYY BLOCKING THE FLOW OF COATING MATERIAL VAPORS ONTO THE SUBSTRATE WITHOUT INTERRUPTING THE ELECTRON BEAM.
Claim 2
Dependent Claim
129 words
MULTIPLE LAYER COATING APPARATUS COMPRISING, A CONTINUOUSLY EVACUATED ENCLOSURE HAVING A SUBSTRATE LOCATION THEREIN WHEREAT A SUBSTRATE IS DISPOSED FOR COATING, A MOVABLE CRUCBLE CARRIER CONTAINING A PLURALITY OF CRUCIBLES FOR RECEIVING COATING MATERIALS POSITIONED SUBSTANTIALLY BENEATH THE SUBSTRATE LOCATION, AN ELECTRON GUN DISPOSED WITHIN SAID ENCLOSURE BELOW THE LEVEL OF SAID CRUCIBLE CARRIER AND LATERALLY SPACED THEREFROM FOR GENERATING AN ELECTRON BEAM, MEANS FOR FOCUSING THE ELECTRON BEAM IN A PREDETERMINED PATH, MEANS FOR MOVING SAID CRUCIBLE CARRIER TO SELECTIVELY POSITION SAID CRUCIBLES IN THE PATH OF THE ELECTRON BEAM TO VAPORIZE COATING MATERIAL IN SAID CRUCIBLES, AND A MOVABLE SHUTTER MEANS MOUNTED BETWEEN SAID CRUCIBLE CARRIER AND THE SUBSTRATE LOCATION FOR SELECTIVELYY BLOCKING THE FLOW OF COATING MATERIAL VAPORS ONTO THE SUBSTRATE WITHOUT INTERRUPTING THE ELECTRON BEAM.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |