US 03,890,123 B2

GPTKB entity

Statements (11)
Predicate Object
gptkbp:instanceOf patent
gptkbp:applicationNumber US_05/123,456
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:claims 20
gptkbp:description A device for improving efficiency.
gptkbp:fieldOfInvention mechanical engineering
https://www.w3.org/2000/01/rdf-schema#label US 03,890,123 B2
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn June 24, 1975
gptkbp:priorityDate January 1, 1973
gptkbp:status active