US 2,555,578

GPTKB entity

Properties (18)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved design for a widget.
gptkbp:applicationNumber US_1234567
gptkbp:assignee Example Corporation
gptkbp:citedBy US_3,000,000
gptkbp:claims 10
gptkbp:fieldOfUse Manufacturing
gptkbp:filingDate 1951-01-12
gptkbp:firstClaim A widget comprising...
https://www.w3.org/2000/01/rdf-schema#label US 2,555,578
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1951-05-29
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentClassification Class 123
gptkbp:priorityDate 1950-01-01
gptkbp:relatedTo gptkb:US_2,555,577
gptkbp:status Expired
gptkbp:title An Improved Widget