Patent US3094634A successfully refreshed from Google Patents.
US3094634A
Expired / Lapsed
US
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Radioactive batteries
Assignee: RCA Corp
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Filing: 1953-06-30
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Granted: 1963-06-18
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Expires: 1973-06-30
Abstract
No abstract record available.
Inventors
- 👤 Rappaport Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:36
CPC Classifications
G; G21; G21H; G21H1/00; G21H1/06; Y; Y10; Y10S; Y10S257/00; Y10S257/909; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A PRIMARY SOURCE OF ELECTRICAL ENERGY COMPRISING, A PAIR OF SEMICONDUCTOR DEVICES, EACH WITH A JUNCTION AND REGIONS OF DIFFERENT CONDUCTIVITY ON OPPOSITE SIDES OF THE JUNCTION, SAID DEVICES BEING ARRANGED WITH REGIONS SOURCE OF HIGH ENERGY NUCLEAR EMISSONS POSITIONED BETWEEN SAID ADJACENT REGIONS, AND CONNECTION MEANS COUPLED TO SAID DEVICES FOR DERIVING A LOAD CURRENT.
Claim 2
Dependent Claim
56 words
A PRIMARY SOURCE OF ELECTRICAL ENERGY COMPRISING, A PAIR OF SEMICONDUCTOR DEVICES, EACH WITH A JUNCTION AND REGIONS OF DIFFERENT CONDUCTIVITY ON OPPOSITE SIDES OF THE JUNCTION, SAID DEVICES BEING ARRANGED WITH REGIONS SOURCE OF HIGH ENERGY NUCLEAR EMISSONS POSITIONED BETWEEN SAID ADJACENT REGIONS, AND CONNECTION MEANS COUPLED TO SAID DEVICES FOR DERIVING A LOAD CURRENT.
References Cited (Backward Citations)
US2543039A
Cited
US2560594A
Cited
US2582850A
Cited
US2670441A
Cited
US2727840A
Cited
US2650311A
Cited
US2641713A
Cited
US2661431A
Cited
US2847585A
Cited
US2719253A
Cited
US2754431A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |