US3084397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing layers consisting of chalcogenides
Assignee: US Philips Corp
•
Filing: 1960-06-01
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Granted: 1963-04-09
•
Expires: 1980-06-01
Abstract
No abstract record available.
Inventors
- 👤 Diemer Gesinus
- 👤 Willem Van Gool
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:42
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/221; B; B29; B29D; B29D7/00; B29D7/01; C; C09; C09K; C09K11/00; C09K11/08; C09K11/0805; C09K11/0811; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A METHOD OF MANUFACTURING A THIN, COHERENT, RIGID, PLATE-LIKE BODY OF THE ORDER OF 500 MICRONS OR LESS IN THICKNESS AND OF LARGE SURFACE AREA PRINCIPALLY COMPOSED OF A CHALCOGENIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM, AND MERCURY, AND EXHIBITING THE PROPERTIES OF HIGH BRITTLENESS AND A TENDENCY TO DISSOCIATE AT ELEVATED TEMPERATURES BELOW ITS MELTING POINT, COMPRISING PROVIDING A LARGER BODY OF SAID CHALCOGENIDE MATERIAL IN PULVERULENT FORM BETWEEN METAL MEMBERS AND INTERPOSING A LAYER OF REMOVABLE MATERIAL BETWEEN THE CHALCOGENIDE MATERIAL AND THE METAL MEMBERS TO PREVENT ADHESION THEREBETWEEN, THEN SUBJECTING SAID METAL SANDWICHED CHALCOGENIDE BODY TO A ROLLING OPERATION BELOW A TEMPERATURE OF ABOUT 850*C. CAUSING A MATERIAL REDUCTION IN ITS THICKNESS TO THE REQUIRED VALUE, AND THEREAFTER REMOVING THE METAL MEMBERS AND LAYER OF REMOVABLE MATERIAL FROM THE BODY WITHOUT SUBJECTING THE BODY TO AN ELEVATED TEMPERATURE ABOVE ITS DISSOCIATION TEMPERATURE LEAVING A RIGID, SELF-SUPPORTING, PLATE-LIKE, DENSE CHALCOGENIDE BODY OF THE REQUIRED THICKNESS.
Claim 2
Independent Claim
162 words
A METHOD OF MANUFACTURING A THIN, COHERENT, RIGID, PLATE-LIKE BODY OF THE ORDER OF 500 MICRONS OR LESS IN THICKNESS AND OF LARGE SURFACE AREA PRINCIPALLY COMPOSED OF A CHALCOGENIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM, AND MERCURY, AND EXHIBITING THE PROPERTIES OF HIGH BRITTLENESS AND A TENDENCY TO DISSOCIATE AT ELEVATED TEMPERATURES BELOW ITS MELTING POINT, COMPRISING PROVIDING A LARGER BODY OF SAID CHALCOGENIDE MATERIAL IN PULVERULENT FORM BETWEEN METAL MEMBERS AND INTERPOSING A LAYER OF REMOVABLE MATERIAL BETWEEN THE CHALCOGENIDE MATERIAL AND THE METAL MEMBERS TO PREVENT ADHESION THEREBETWEEN, THEN SUBJECTING SAID METAL SANDWICHED CHALCOGENIDE BODY TO A ROLLING OPERATION BELOW A TEMPERATURE OF ABOUT 850*C. CAUSING A MATERIAL REDUCTION IN ITS THICKNESS TO THE REQUIRED VALUE, AND THEREAFTER REMOVING THE METAL MEMBERS AND LAYER OF REMOVABLE MATERIAL FROM THE BODY WITHOUT SUBJECTING THE BODY TO AN ELEVATED TEMPERATURE ABOVE ITS DISSOCIATION TEMPERATURE LEAVING A RIGID, SELF-SUPPORTING, PLATE-LIKE, DENSE CHALCOGENIDE BODY OF THE REQUIRED THICKNESS.
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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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |