US3310700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoconductive device incorporating stabilizing layers on the face of the selenium layer
Assignee: RCA Corp
•
Filing: 1964-05-28
•
Granted: 1967-03-21
•
Expires: 1984-05-28
Abstract
No abstract record available.
Inventors
- 👤 Dresner Joseph
- 👤 Lanyon Hubert Peter David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:46
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/45; Y; Y10; Y10S; Y10S148/00; Y10S148/064; Y10S148/072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A TARGET FOR A PHOTOCONDUCTIVE PICKUP TUBE COMPRISING: (A) A LIGHT TRANSPARENT SUBSTRATE, (B) A FLAT LIGHT TRANSPARENT SIGNAL ELECTRODE ON SAID SUBSTRATE, (C) A FIRST LIGHT TRANSPARENT STABILIZING FILM ON SAID SIGNAL ELECTRODE HAVING A THINNESS OF FROM ABOUT 6 TO ABOUT 30 ANGSTROMS, (D) A VITREOUS LAYER CONTAINING SELENIUM AND HAVING ONE FLAT SURFACE MECHANICALLY ENGAGING SAID FIRST STABILIZING FILM, AND
Claim 2
Dependent Claim
63 words
A TARGET FOR A PHOTOCONDUCTIVE PICKUP TUBE COMPRISING: (A) A LIGHT TRANSPARENT SUBSTRATE, (B) A FLAT LIGHT TRANSPARENT SIGNAL ELECTRODE ON SAID SUBSTRATE, (C) A FIRST LIGHT TRANSPARENT STABILIZING FILM ON SAID SIGNAL ELECTRODE HAVING A THINNESS OF FROM ABOUT 6 TO ABOUT 30 ANGSTROMS, (D) A VITREOUS LAYER CONTAINING SELENIUM AND HAVING ONE FLAT SURFACE MECHANICALLY ENGAGING SAID FIRST STABILIZING FILM, AND
References Cited (Backward Citations)
US2875359A
Cited
US3148297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |