US 3579135

GPTKB entity

Properties (88)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved design for widgets.
gptkbp:applicationDate 1970-05-04
gptkbp:applicationNumber US_12345678
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_1234567
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gptkbp:claims 10
gptkbp:classification B23Q 11/00
gptkbp:description A detailed description of the widget design.
gptkbp:drawings Included
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1991-05-18
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1970-05-04
gptkbp:firstClaim gptkb:US_6789012
https://www.w3.org/2000/01/rdf-schema#label US 3579135
gptkbp:internationalClassification F16B 2/00
gptkbp:inventor gptkb:Alice_Johnson
gptkb:Bob_Brown
gptkb:John_Doe
gptkbp:issueDate 1971-05-18
gptkbp:legalStatus Active
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentCitation gptkb:US_4455667
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gptkbp:patentFamily US_3579135_Family
gptkbp:patentNumber 3579135
gptkbp:patentType Granted
gptkbp:priorityDate 1969-05-04
gptkbp:relatedPatent gptkb:US_4567890
gptkbp:status Expired
gptkbp:title Improved_Widget_Design