US3112185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron discharge devices and materials therefor
Assignee: Texas Instruments Inc
•
Filing: 1959-09-10
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Granted: 1963-11-26
•
Expires: 1979-09-10
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Ochsner
- 👤 Edwin A Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:57
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/02; B; B32; B32B; B32B15/00; B32B15/01; B32B15/012; H01J; H01J19/00; H01J19/28; H01J19/30; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0019; H01J2893/002; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/925; Y10T; Y10T428/00; Y10T428/12; Y10T428/12431; Y10T428/12438; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/12917; Y10T428/12924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN ELECTRON DISCHARGE DEVICE COMPRISING AN ANODE FORMED OF A FIVE-LAYERED COMPOSITE MATERIAL, SAID MATERIAL IN CROSS SECTION COMPRISING TWO LAYERS OF ALUMINUM EACH METALLURGICALLY BONDED TO AS RESPECTIVE ONE OR TWO LAYERS OF STEEL AND SAID LAYERS OF STEEL METALLURGICALLY BONDED TO AND SANDWICHING THEREBETWEEN A LAYER OF COPPER, SAID COPPER LAYER HAVING A THICKNESS COMPRISING LESS THAN 40% OF THE THICKNESS OF SAID FIVE-LAYERED COMPOSITE MATERIAL, AND SAID COMPOSITE MATERIAL BEING APPROXIMATELY .005 OF AN INCH IN THICKNESS.
Claim 2
Dependent Claim
80 words
AN ELECTRON DISCHARGE DEVICE COMPRISING AN ANODE FORMED OF A FIVE-LAYERED COMPOSITE MATERIAL, SAID MATERIAL IN CROSS SECTION COMPRISING TWO LAYERS OF ALUMINUM EACH METALLURGICALLY BONDED TO AS RESPECTIVE ONE OR TWO LAYERS OF STEEL AND SAID LAYERS OF STEEL METALLURGICALLY BONDED TO AND SANDWICHING THEREBETWEEN A LAYER OF COPPER, SAID COPPER LAYER HAVING A THICKNESS COMPRISING LESS THAN 40% OF THE THICKNESS OF SAID FIVE-LAYERED COMPOSITE MATERIAL, AND SAID COMPOSITE MATERIAL BEING APPROXIMATELY .005 OF AN INCH IN THICKNESS.
References Cited (Backward Citations)
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US2558093A
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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) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |