Compound superconductive wires and a method for producing the same
CA 2054882 A1 · Owner: The Furukawa Electric Co. Ltd. · Inventors: Yamada, Kiyoshi; Tanaka, Yasuzo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A compound superconductive wire has an elongate member formed of an A3B compound superconductor and an alloy member which is formed of an alloy of metal A and copper, the metal A being the constituent element of the A3B compound superconductor, and which is longitudinally mounted along with the elongate member such that the alloy member contacts with the elongate member. A method for producing a compound superconductive wire has the steps of mounting an alloy member formed of metal A and copper, the metal A being the constituent element of an A3B compound superconductor, to an elongate member formed of metal B or an alloy of mainly formed of the metal B, the metal B being the constituent …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed November 4, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 4, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 4, 2013.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.