US3052015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High conductivity anode material
Assignee: GTE Sylvania Inc
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Filing: 1956-11-20
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Granted: 1962-09-04
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Expires: 1976-11-20
Abstract
No abstract record available.
Inventors
- 👤 Donald R Kerstetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:28
CPC Classifications
H; H01; 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; Y10S428/926; Y10S428/9265; Y10S428/929; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12625; Y10T428/12639; Y10T428/12646; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12986
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
34 words
A LAMINATED STRUCTURE FOR USE AS AN ANODE WITHIN AN ELECTRON TUBE COMPRISING A LAYER OF A METALLIC HIGHLY ELECTRO-CONDUCTIVE MATERIAL BONDED IN BETWEEN TWO LAYERS OF HIGH TEMPERATURE RESISTANT AND LESS CONDUCTIVE, MORE
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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) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |