US2947651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making storage electrode for charge storage tube
Assignee: TDK Micronas GmbH
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Filing: 1958-09-23
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Granted: 1960-08-02
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Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Michael F Toohig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:09
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/395
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
THE METHOD OF MAKING A STORAGE ELECTRODE FOR A STORAGE TUBE COMPRISING THE STEPS OF: MOUNTING A FINE MESH METAL SCREEN IN A CONTAINER BY THERMALLY INSULATED MEANS AND MAINTAINING SAID SCREEN TAUT, EVACUATING SAID CONTAINER, HEATING SAID SCREEN TO AN ELEVATED TEMPERATURE, RAPIDLY EVAPORATING A THIN LAYER OF MAGNESIUM FLUORIDE ONTO SAID SCREEN, COOLING SAID SCREEN WITH SAID MAGNESIUM FLUORIDE LAYER THEREON AND WITH SAID CONTAINER STILL EVACUATED SO THAT SAID SCREEN COOLS AT SUBSTANTIALLY THE SAME RATE AS SAID MAGNESIUM FLUORIDE LAYER, AND ADMITTING AIR TO SAID CONTAINER AN REMOVING SAID SCREEN THEREFROM,
Claim 2
Independent Claim
95 words
THE METHOD OF MAKING A STORAGE ELECTRODE FOR A STORAGE TUBE COMPRISING THE STEPS OF: MOUNTING A FINE MESH METAL SCREEN IN A CONTAINER BY THERMALLY INSULATED MEANS AND MAINTAINING SAID SCREEN TAUT, EVACUATING SAID CONTAINER, HEATING SAID SCREEN TO AN ELEVATED TEMPERATURE, RAPIDLY EVAPORATING A THIN LAYER OF MAGNESIUM FLUORIDE ONTO SAID SCREEN, COOLING SAID SCREEN WITH SAID MAGNESIUM FLUORIDE LAYER THEREON AND WITH SAID CONTAINER STILL EVACUATED SO THAT SAID SCREEN COOLS AT SUBSTANTIALLY THE SAME RATE AS SAID MAGNESIUM FLUORIDE LAYER, AND ADMITTING AIR TO SAID CONTAINER AN REMOVING SAID SCREEN THEREFROM,
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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |