US 1901245 B2

GPTKB entity

Properties (26)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber US_1234567
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:John_Doe
gptkbp:citedBy gptkb:US_2001234567_A1
gptkbp:claims 10
gptkbp:class F21V 29/00
gptkbp:description The invention provides an improved design for electric light fixtures.
gptkbp:examiner gptkb:Robert_Brown
gptkbp:expirationDate 1950-03-14
gptkbp:fieldOfInvention lighting technology
gptkbp:filingDate 1931-05-01
https://www.w3.org/2000/01/rdf-schema#label US 1901245 B2
gptkbp:inventor Jane_Smith
gptkbp:issuedOn 1933-03-14
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_1901245_B2,_US_1901246_B2
gptkbp:patentOffice gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentType utility
gptkbp:priorityDate 1931-05-01
gptkbp:relatedTo gptkb:US_1901244_B2
gptkbp:status granted
gptkbp:subclass F21V 29/00
gptkbp:title Improvement in Electric Light Fixtures