US patent 3,444,444

GPTKB entity

Properties (12)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved design for widgets.
gptkbp:applicationNumber US_3,444,444
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_patent_4,555,555
gptkbp:expirationDate May 20, 1986
gptkbp:fieldOfUse manufacturing
https://www.w3.org/2000/01/rdf-schema#label US patent 3,444,444
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn May 20, 1969
gptkbp:patentType utility
gptkbp:title Improved_Widget_Design