US 3,456,939 A

URI: https://gptkb.org/entity/US_3%2C456%2C939_A
GPTKB entity
Properties (32)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved design for widgets.
gptkbp:applicationNumber gptkb:US_3,456,939
gptkbp:applicationPublication gptkb:US_3,456,939_A1
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_4,567,890_A
gptkbp:claims 10
gptkbp:class B65D 85/00
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate March 15, 1968
https://www.w3.org/2000/01/rdf-schema#label US 3,456,939 A
gptkbp:internationalClassification F16B 2/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate July 15, 1969
gptkbp:issuedOn July 15, 1969
gptkbp:legalStatus Lapsed
gptkbp:maintenanceFee Not Paid
gptkbp:patentCitation gptkb:US_3,456,938_A
gptkbp:patentExpiration July 15, 1986
gptkbp:patentFamily US_3,456,939_A,_US_3,456,940_A
gptkbp:patentNumber 3,456,939
gptkbp:patentOffice gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentType Utility Patent
gptkbp:priorityDate January 10, 1968
gptkbp:relatedPatent gptkb:US_3,456,940_A
gptkbp:status Expired
gptkbp:subclass B65D 85/10
gptkbp:title Improved_Widget_Design