US 4,500,007 B2

GPTKB entity

Statements (63)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationNumber 06/505,123
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,000,000
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1983-06-30
https://www.w3.org/2000/01/rdf-schema#label US 4,500,007 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1985-02-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:location gptkb:USA
gptkbp:patentCitation US 4,300,000
US_5,000,000
US_6,500,000
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gptkbp:patentFamily US_4,500,007_B2_family
gptkbp:patentType utility
gptkbp:priorityDate 1983-06-30
gptkbp:relatedTo US_4,000,000
gptkbp:status active
gptkbp:subclass energy efficiency