US3238512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual element superconductive memory
Assignee: RCA Corp
•
Filing: 1962-01-18
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Granted: 1966-03-01
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Expires: 1982-01-18
Abstract
No abstract record available.
Inventors
- 👤 Gerard A Alphouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:38
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/831; Y10S505/833; Y10S505/834; Y10S505/837
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
99 words
A SUPERCONDUCTOR MEMORY COMPRISING, IN COMBINATION, A SUPERCONDUCTOR MEMORY PLANE, X DRIVE LINES OVER ONE SURFACE OF THE MEMORY PLANE; Y DRIVE LINES OVER THE SAME SURFACE OF THE MEMORY PLANE AND CROSSING THE X DRIVE LINES, THE POINTS OF CROSSING DEFINING MEMORY LOCATIONS IN THE MEMORY PLANE AT WHICH PERSISTENT CURRENTS MAY BE STORED IN RESPONSE TO COINCIDENT DRIVE CURRENTS APPLIED TO THE X AND Y DRIVE LINES; AND X AND Y SENSE LINES, ALIGNED WITH AND HAVING THE SAME CONFIGURATION AS THE X AND Y DRIVE LINES, AND LOCATED OVER THE OPPOSITE SURFACE OF THE MEMORY PLANE.
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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |