US3692576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron scattering prevention film and method of manufacturing the same
Assignee: Victor Company of Japan Ltd
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Filing: 1970-01-09
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Granted: 1972-09-19
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Expires: 1990-01-09
Abstract
Abstract A FILM FOR THE PREVENTION OF SCATTERING OF ELECTRONS COMPRISING AN ELECTRODE LAYER, A CROSSED LAYER FORMED THEREON CONSISTING OF AN ELECTRODE CONSTITUENT MATERIAL AND A MATERIAL FOR THE PREVENTION OF SCATTERING OF ELECTRONS SMALLER IN ATOMIC NUMBER THAN THAT OF THE ELECTRODE CONSTITUENT MATERIAL, AND A SCATTERING PROVENTION OF SCATTERING ON WHICH IS FORMED A LAYER FOR THE PREVENTION OF SCATTERING OF ELECTRONS OF THE SECOND MATERIAL ON SAID CROSSED LAYER. A METHOD OF MANUFACTURING THE ABOVE ELECTRON SCATTERING PREVENTION FILM IS ALSO DISCLOSED.
Inventors
- 👤 Kenjiro Takayanagi
- 👤 Kihachiro Matsuyama
- 👤 Tadashi Fujiwara
- 👤 Hideaki Mizuno
- 👤 Naoki Akiyama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:42
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H01J29/28; H01J29/30; H01J29/32; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/925; Y10T; Y10T428/00; Y10T428/12; Y10T428/12458; Y10T428/26; Y10T428/263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-09-19 | 1976-03-20 | 1976-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-19 | 1980-03-20 | 1980-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-19 | 1984-03-20 | 1984-09-19 | $7700.00 | Window Closed / Lapsed |