Patent US3303344A successfully refreshed from Google Patents.
US3303344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoconductive target electrode for a pickup tube and its method of fabrication
Assignee: Westinghouse Electric Corp
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Filing: 1963-07-16
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Granted: 1967-02-07
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Expires: 1983-07-16
Abstract
No abstract record available.
Inventors
- 👤 Robert A Simms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:34
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/45; H01J9/00; H01J9/20; H01J9/233; Y; Y10; Y10S; Y10S148/00; Y10S148/064; Y10S148/072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A PHOTOCONDUCTIVE TARGET ELECTRODE FOR A PICKUP TUBE, SAID TARGET ELECTRODE COMPRISING A TRANSPARENT ELECTICALLY CONDUCTIVE FILM, A THIN FILM OF AMORPHOUS SELENIUM DOPED WITH .01 TO 1 PERCENT BY WEIGHT OF ANTIMONY DE-
Claim 2
Dependent Claim
34 words
A PHOTOCONDUCTIVE TARGET ELECTRODE FOR A PICKUP TUBE, SAID TARGET ELECTRODE COMPRISING A TRANSPARENT ELECTICALLY CONDUCTIVE FILM, A THIN FILM OF AMORPHOUS SELENIUM DOPED WITH .01 TO 1 PERCENT BY WEIGHT OF ANTIMONY DE-
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |