US 3,890,234

GPTKB entity

Properties (13)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving the efficiency of widgets.
gptkbp:applicationNumber 05/123,456
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_4,567,890
gptkbp:claims 10
gptkbp:fieldOfInvention Mechanical Engineering
https://www.w3.org/2000/01/rdf-schema#label US 3,890,234
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedBy June 24, 1975
gptkbp:priorityDate January 1, 1973
gptkbp:status Expired
gptkbp:title Method for Improving Widget Efficiency