US 4,567,889

GPTKB entity

Statements (51)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving the efficiency of widgets.
gptkbp:applicationNumber 06/703,123
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy US_5,123,456
gptkbp:claims 10
gptkbp:class Manufacturing Processes
gptkbp:documentType Patent Document
gptkbp:examiner Jane_Smith
gptkbp:expirationDate January 28, 2003
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate February 15, 1985
https://www.w3.org/2000/01/rdf-schema#label US 4,567,889
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate January 28, 1986
gptkbp:issuedBy January 28, 1986
gptkbp:language English
gptkbp:legalStatus Expired due to non-payment of maintenance fees
gptkbp:location gptkb:United_States
gptkbp:patentAbstract A method for improving widget efficiency.
gptkbp:patentCitation gptkb:US_4,567,888
US_5,123,456
gptkbp:patentClassification Widget_Manufacturing
CPC_B29C_45/00
gptkbp:patentDescription This patent describes a method for enhancing the efficiency of widgets.
gptkbp:patentExpiration January 28, 2003
gptkbp:patentFamily US_4,567,889_family
gptkbp:patentFamilyMembers US_4,567,888,_US_5,123,456
gptkbp:patentField Manufacturing Processes
gptkbp:patentFilingDate January 28, 1986
February 15, 1985
March 15, 1984
gptkbp:patentImage image_url_here
gptkbp:patentInventor gptkb:John_Doe
Jane_Smith
gptkbp:patentMaintenanceFee Not paid.
gptkbp:patentNumber 06/703,123
4,567,889
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentStatus Expired due to non-payment of maintenance fees.
Maintenance fee reminder mailed.
gptkbp:patentType gptkb:US_4,567,888
Utility Patent
gptkbp:priorityDate March 15, 1984
gptkbp:relatedPatent gptkb:US_4,567,888
gptkbp:status expired
gptkbp:subclass Widget_Manufacturing
gptkbp:title Method for improving widget efficiency