US2743150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: RCA Corp
•
Filing: 1951-06-01
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Granted: 1956-04-24
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Expires: 1971-06-01
Abstract
No abstract record available.
Inventors
- 👤 William G Rudy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:54
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/41; H01J29/413; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24917; Y10T428/24926
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A TARGET ELECTRODE FOR AN ELECTRON DISCHARGE DEVICE, SAID TARGET ELECTRODE COMPRISING AN ANNULAR SUPPORT MEMBER, A THIN GLASS SHEET SEALED ACROSS THE CENTER OF SAID SUPPORT MEMBER, AND A UNIFORM MAT FORMATION ON THE SURFACE OF SAID GLASS SHEET, SAID FORMATION CON-
Claim 2
Dependent Claim
43 words
A TARGET ELECTRODE FOR AN ELECTRON DISCHARGE DEVICE, SAID TARGET ELECTRODE COMPRISING AN ANNULAR SUPPORT MEMBER, A THIN GLASS SHEET SEALED ACROSS THE CENTER OF SAID SUPPORT MEMBER, AND A UNIFORM MAT FORMATION ON THE SURFACE OF SAID GLASS SHEET, SAID FORMATION CON-
References Cited (Backward Citations)
US1782169A
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US2264488A
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US2250283A
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US2337569A
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US2506741A
Cited
US2403239A
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US2473220A
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US2337460A
Cited
US2433941A
Cited
US2507958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-24 | 1959-10-24 | 1960-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-24 | 1963-10-24 | 1964-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-24 | 1967-10-24 | 1968-04-24 | $7700.00 | Window Closed / Lapsed |