US3372384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cryoelectric memory
Assignee: RCA Corp
•
Filing: 1964-03-16
•
Granted: 1968-03-05
•
Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Richard W Ahrons
- 👤 David A Christiansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:51
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: 2
Claim 1
Independent Claim
30 words
IN A CRYOELECTRIC MEMORY, A SUPERCONDUCTOR MEMORY PLANE; A PLURALITY OF DRIVE LEADS WHICH ARE INSULATED FROM THE MEMORY PLANE AND LYING OVER ONE SURFACE OF THE MEMORY PLANE; AND
Claim 2
Dependent Claim
30 words
IN A CRYOELECTRIC MEMORY, A SUPERCONDUCTOR MEMORY PLANE; A PLURALITY OF DRIVE LEADS WHICH ARE INSULATED FROM THE MEMORY PLANE AND LYING OVER ONE SURFACE OF THE MEMORY PLANE; AND
References Cited (Backward Citations)
US2966647A
Cited
US3172085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |