US 2,123,380 B1

GPTKB entity

Statements (42)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to electric light fixtures.
gptkbp:applicationNumber US_1234567
gptkbp:applicationPublication US_2,123,380_A1
gptkbp:applicationType non-provisional
gptkbp:assignee Doe Industries
gptkbp:citedBy gptkb:US_3,456,789_B2
gptkbp:claims 10
gptkbp:class F21S_8/00
gptkbp:examiner Jane_Smith
gptkbp:fieldOfUse lighting technology
gptkbp:filingDate 1937-01-12
https://www.w3.org/2000/01/rdf-schema#label US 2,123,380 B1
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1938-07-12
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:location gptkb:USA
gptkbp:maintenanceFee paid
gptkbp:patentAbstract An electric light fixture with improved design.
gptkbp:patentCitation US_1,234,567_A
gptkbp:patentClassification H01R 13/00
gptkbp:patentExpiration 1958-07-12
gptkbp:patentFamily Doe Patent Family
gptkbp:patentField Electrical engineering
gptkbp:patentFilingDate 1938-07-12
gptkbp:patentImage image_url_here
gptkbp:patentInventor John_Doe,_Jane_Doe
gptkbp:patentMaintenanceFee current
gptkbp:patentNumber 2,123,380
gptkbp:patentOwner gptkb:Doe_Industries,_Inc.
gptkbp:patentStatus filed
assignment
gptkbp:patentType utility
Utility patent for inventions.
gptkbp:priorityDate 1936-01-12
gptkbp:relatedTo gptkb:US_2,123,379_B1
gptkbp:status active
gptkbp:subclass F21V 21/00
gptkbp:title Improvement in Electric Light Fixtures