US3275857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconductive systems
Assignee: Union Carbide Corp
•
Filing: 1963-08-07
•
Granted: 1966-09-27
•
Expires: 1983-08-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Donald C Freeman
- 👤 Eugene J M Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:28
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; H; H01; H01F; H01F6/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
62 words
A SUPERCONDUCTIVE SYSTEM COMPRISING, IN COMBINATION, A THERMALLY INSULATED CONTAINER, A PLURALITY OF SUPERCONDUCTIVE CIRCUITS IN SAID CONTAINER, EACH CONSISTING OF A TUBE AND A CORE OF SUPERCONDUCTIVE MATERIAL IN COAXIAL RELATIONSHIP TOGETHER WITH RADIAL CONNECTOR AT LEAST ONE OF WHICH INCLUDES MEANS FOR CONTROLLING THE FLOW OF CURRENT IN SUCH CIRCUITS, AND MEANS FOR MAINTAINING SAID CIRCUITS IN A SUPERCONDUCTIVE STATE.
References Cited (Backward Citations)
US3094628A
Cited
US3219841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |