US3296456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High gain cryotron
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1963-10-09
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Granted: 1967-01-03
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Expires: 1983-10-09
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Learn
- 👤 Rueben S Spriggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:33
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/38; H10; H10N; H10N60/00; H10N60/30; H10N60/35; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/856; Y10S505/857; Y10S505/86; Y10S505/862
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
A THIN FILM CRYOTRON COMPRISING: A THIN FILM SUPERCONDUCTIVE GATE ELEMENT PROVIDED WITH TERMINALS FOR APPLYING A GATE CURRENT THERETO, AND A THIN FILM SUPERCONDUCTIVE CONTROL ELEMENT ADJACENT TO SAID ELEMENT AND OPERABLE IN RESPONSE TO CURRENT PASSING THERETHROUGH TO CONTROL THE GATE CURRENT THROUGH SAID GATE ELEMENT BY CONTROLLING TRANSISTIONS BETWEEN SUPERCONDUCTIVE AND RESISTIVE STATES OF SAID GATE ELEMENT,
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |