US 2,123,321 A2

GPTKB entity

Statements (17)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber US_2,123,321
gptkbp:assignee Doe Industries
gptkbp:citedBy gptkb:US_3,456,789_A1
gptkbp:claims 10
gptkbp:class H01
gptkbp:fieldOfUse electrical engineering
gptkbp:filingDate 1938-01-10
https://www.w3.org/2000/01/rdf-schema#label US 2,123,321 A2
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:priorityDate 1937-01-10
gptkbp:publicationDate 1938-07-12
gptkbp:relatedTo lighting technology
gptkbp:status expired
gptkbp:title Improvement in Electric Light Fixtures