Patent US3134906A successfully refreshed from Google Patents.
US3134906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric semiconductor device
Assignee: Siemens and Halske AG
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Filing: 1961-10-27
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Granted: 1964-05-26
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Expires: 1981-10-27
Abstract
No abstract record available.
Inventors
- 👤 Henker Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:29
CPC Classifications
H; H10; H10F; H10F10/00; H10F10/10; F; F21; F21V; F21V7/00; F24; F24S; F24S23/00; F24S23/70; F24S23/74; H10F99/00; H10W; H10W72/00; F24S23/71; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/50; Y10; Y10S; Y10S148/00; Y10S148/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A PHOTOELECTRIC SEMICONDUCTOR P-N JUNCTION DEVICE COMPRISING AT LEAST ONE OPTICAL FOCUSING SYSTEM, AN ELONGATED CYLINDRICAL ROD EXTENDING SUBSTANTIALLY THROUGH THE FOCUS OF SAID SYSTEM, SAID ROD HAVING A MAIN BODY CONSISTING ESSENTIALLY OF MONOCRYSTALLINE SEMICONDUCTOR MATERIAL OF A GIVEN CONDUCTANCE TYPE AND HAVING A SURFACE LAYER OF THE OTHER CONDUCTANCE TYPE, AND ELECTRODES IN CONTACT WITH SAID BODY AND WITH SAID LAYER RESPECTIVELY AND EXTENDING ALONG SAID ROD IN DIRECTIONS PARALLEL TO THE ROD AXIS.
Claim 2
Dependent Claim
76 words
A PHOTOELECTRIC SEMICONDUCTOR P-N JUNCTION DEVICE COMPRISING AT LEAST ONE OPTICAL FOCUSING SYSTEM, AN ELONGATED CYLINDRICAL ROD EXTENDING SUBSTANTIALLY THROUGH THE FOCUS OF SAID SYSTEM, SAID ROD HAVING A MAIN BODY CONSISTING ESSENTIALLY OF MONOCRYSTALLINE SEMICONDUCTOR MATERIAL OF A GIVEN CONDUCTANCE TYPE AND HAVING A SURFACE LAYER OF THE OTHER CONDUCTANCE TYPE, AND ELECTRODES IN CONTACT WITH SAID BODY AND WITH SAID LAYER RESPECTIVELY AND EXTENDING ALONG SAID ROD IN DIRECTIONS PARALLEL TO THE ROD AXIS.
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |