US3047743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconductive circuit element exhibiting multi-state characteristics
Assignee: International Business Machines Corp
•
Filing: 1959-09-18
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Granted: 1962-07-31
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Expires: 1979-09-18
Abstract
No abstract record available.
Inventors
- 👤 Andrew E Brennemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:39
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; H; H03; H03M; H03M1/00; H03M1/06; H03M1/0617; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/856; Y10S505/857; Y10S505/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2367681A
Cited
GB574926A
Cited
US2832897A
Cited
US2904621A
Cited
US2958836A
Cited
US2877448A
Cited
US2973441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |