US 3,890,237 B2

GPTKB entity

Properties (12)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a high temperature superconducting material.
gptkbp:applicationNumber 05/408,174
gptkbp:assignee The_United_States_of_America_as_represented_by_the_Department_of_Energy
gptkbp:citedBy US_4,100,000
gptkbp:fieldOfInvention superconductivity
https://www.w3.org/2000/01/rdf-schema#label US 3,890,237 B2
gptkbp:inventor gptkb:Robert_H._McDonald
gptkbp:issuedOn June 24, 1975
gptkbp:priorityDate August 1, 1974
gptkbp:status active
gptkbp:title Method of making a high temperature superconducting material