US2916810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric contacts
Assignee: RCA Corp
•
Filing: 1953-04-30
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Granted: 1959-12-15
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Expires: 1973-04-30
Abstract
No abstract record available.
Inventors
- 👤 Roland W Smith
- 👤 Rose Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:24
CPC Classifications
H; H01; H01B; H01B1/00; H10; H10P; H10P95/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12681; Y10T428/12729; Y10T428/12771; Y10T428/12778
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
AN ELECTRICAL DEVICE COMPRISING A BODY OF MATERIAL SELECTED FROM THE CLASS CONSISTING OF CADMIUM SULPHIDE AND CADMIUM SELENIDE AND AT LEAST ONE ELECTRODE COMPRISING A THIN SHEET OF A SOFT METAL FORMED TO A DESIRED SHAPE AND COATED ON AT LEAST ONE SIDE WITH A SECOND MATERIAL SELECTED FROM THE CLASS CONSISTING OF METALS AND ALLOYS OF METALS SAID SECOND MATERIAL CONTAINING AT LEAST 50% INDIUM, SAID COATED SURFACE BEING IN INTIMATE PHYSICAL CONTACT WITH THE SURFACE ON SAID BODY.
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) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |