Patent US3273092A successfully refreshed from Google Patents.
US3273092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elongated superconductive product
Assignee: National Research Corp
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Filing: 1963-10-10
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Granted: 1966-09-13
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Expires: 1983-10-10
Abstract
No abstract record available.
Inventors
- 👤 Milo P Hnilicka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:02
CPC Classifications
H; H10; H10N; H10N60/00; H10N60/20; H01; H01F; H01F6/00; H01F6/06; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/884; Y10S505/887; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
AN ELONGATED SUPERCONDUCTIVE WIRE PRODUCT FOR CARRYING CURRENT ALONG THE AXIAL LENGTH THEREOF AND USEFUL FOR SUCH PURPOSES AS ELECTROMAGNETIC COILS, THE ELONGATED PRODUCT ITSELF CONSISTING ESSENTIALLY OF: (A) AN ANNULAR METAL SHEATH WITH A HOLLOW CORE; (B) A LAYER OF HIGH-FIELD-SUPERCONDUCTIVE ALLOY MATERIAL WITHIN THE CORE IN THE FORM OF A FIRST SPIRAL, THE SAID FIRST SPIRAL LAYER RUNNING THROUGH THE PORTION OF THE CURRENT CARRYING LENGTH OF THE ELONGATED PRODUCT WHERE CURRENT IS TO BE CARRIED SUPERCONDUCTIVITY; (C) A LAYER OF A SECOND MATERIAL IN THE CORE IN THE FORM OF A SECOND SPIRAL, THE TURNS OF THE FIRST SPIRAL BEING INTERLEAVED WITH TURNS OF THE SECOND SPIRAL SO THAT TURNS OF THE FIRST SPIRAL ARE SEPARATED FROM EACH OTHER, THE SECOND MATERIAL BEING SELECTED FROM MATERIALS WHICH ARE NON-SUPERCONDUCTING UNDER CONDITIONS OF HIGH FIELD; THE SAID ELONGATED WIRE PRODUCT BEING CONSTRUCTED AND ARRANGED SO THAT THE LATERAL LENGTH OF SUPERCONDUCTIVE ALLOY WITHIN THE CORE, AS SEEN IN A CROSS-SECTION PLANE PERPENDICULAR TO THE AXIS OF THE WIRE PRODUCT, IS GREATER THAN THE CROSS SECTION PERIPHERAL LENGTH OF THE METAL SHEATH.
Claim 2
Dependent Claim
183 words
AN ELONGATED SUPERCONDUCTIVE WIRE PRODUCT FOR CARRYING CURRENT ALONG THE AXIAL LENGTH THEREOF AND USEFUL FOR SUCH PURPOSES AS ELECTROMAGNETIC COILS, THE ELONGATED PRODUCT ITSELF CONSISTING ESSENTIALLY OF: (A) AN ANNULAR METAL SHEATH WITH A HOLLOW CORE; (B) A LAYER OF HIGH-FIELD-SUPERCONDUCTIVE ALLOY MATERIAL WITHIN THE CORE IN THE FORM OF A FIRST SPIRAL, THE SAID FIRST SPIRAL LAYER RUNNING THROUGH THE PORTION OF THE CURRENT CARRYING LENGTH OF THE ELONGATED PRODUCT WHERE CURRENT IS TO BE CARRIED SUPERCONDUCTIVITY; (C) A LAYER OF A SECOND MATERIAL IN THE CORE IN THE FORM OF A SECOND SPIRAL, THE TURNS OF THE FIRST SPIRAL BEING INTERLEAVED WITH TURNS OF THE SECOND SPIRAL SO THAT TURNS OF THE FIRST SPIRAL ARE SEPARATED FROM EACH OTHER, THE SECOND MATERIAL BEING SELECTED FROM MATERIALS WHICH ARE NON-SUPERCONDUCTING UNDER CONDITIONS OF HIGH FIELD; THE SAID ELONGATED WIRE PRODUCT BEING CONSTRUCTED AND ARRANGED SO THAT THE LATERAL LENGTH OF SUPERCONDUCTIVE ALLOY WITHIN THE CORE, AS SEEN IN A CROSS-SECTION PLANE PERPENDICULAR TO THE AXIS OF THE WIRE PRODUCT, IS GREATER THAN THE CROSS SECTION PERIPHERAL LENGTH OF THE METAL SHEATH.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |