US2983889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconductive bistable elements
Assignee: RCA Corp
•
Filing: 1959-07-10
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Granted: 1961-05-09
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Expires: 1979-07-10
Abstract
No abstract record available.
Inventors
- 👤 Milton W Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:10
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; H; H10; H10N; H10N60/00; H10N60/30; H10N60/35; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/93; Y10S505/00; Y10S505/80; Y10S505/812; Y10S505/825; Y10S505/831; Y10T; Y10T428/00; Y10T428/12; Y10T428/12375; Y10T428/12493; Y10T428/12535; Y10T428/12611; Y10T428/12681; Y10T428/12701; Y10T428/12708; Y10T428/12771; Y10T428/12785; Y10T428/12792; Y10T428/12806; Y10T428/12819; Y10T428/12986
Claims Analysis
Total Claims: 0
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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) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |