US 2,890,474 B2

GPTKB entity

Properties (58)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationNumber 123456789
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy gptkb:US_3,456,789_B2
gptkbp:claims 10
gptkbp:class B29C_45/00
gptkbp:country gptkb:United_States
gptkbp:description The invention relates to a method of manufacturing widgets that improves efficiency.
gptkbp:documentType utility patent
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1976-06-30
gptkbp:fieldOfInvention manufacturing processes
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1957-05-01
https://www.w3.org/2000/01/rdf-schema#label US 2,890,474 B2
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1959-06-30
gptkbp:language English
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_2,890,482_B2
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gptkb:US_2,890,473_B2
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gptkbp:patentFamily US_2,890,474_B2_family
gptkbp:patentNumber 2,890,474
gptkbp:priorityDate 1956-05-01
gptkbp:relatedTo gptkb:US_2,890,473_B2
gptkbp:status active
gptkbp:subclass B29C_45/10
gptkbp:technicalField engineering
gptkbp:title Improvement in Widget Manufacturing