US 1720000 A

GPTKB entity

Statements (17)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber US1234567A
gptkbp:assignee Doe Industries
gptkbp:citedBy US_1720001_A
gptkbp:claims 10
gptkbp:class H01
gptkbp:fieldOfUse lighting
gptkbp:filingDate 1922-01-10
https://www.w3.org/2000/01/rdf-schema#label US 1720000 A
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1929-07-30
gptkbp:patentNumber 1720000
gptkbp:priorityDate 1921-01-10
gptkbp:relatedPatent US_1720002_A
gptkbp:status expired
gptkbp:title Improvement in Electric Light Fixtures