US 5,021,021

GPTKB entity

Properties (45)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in manufacturing processes.
gptkbp:applicationNumber 07/408,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,123,456
gptkbp:claims 20
gptkbp:class B23Q 11/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate June 4, 2008
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate March 1, 1990
https://www.w3.org/2000/01/rdf-schema#label US 5,021,021
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate June 4, 1991
gptkbp:issuedOn June 4, 1991
gptkbp:legalStatus granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee paid
gptkbp:patentAbstract March 1, 1990
A method for improving efficiency in manufacturing processes.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkbp:patentCitation US_4,567,890
US_4,567,890,_US_5,123,456
gptkbp:patentDescription This patent describes a method to enhance manufacturing efficiency.
gptkbp:patentExpiration June 4, 2008
gptkbp:patentFamily US_5,021,021,_US_5,123,456
gptkbp:patentField manufacturing processes
gptkbp:patentFilingDate December 15, 1989
gptkbp:patentInventor gptkb:John_Doe
gptkbp:patentLitigation none
gptkbp:patentNumber 5,021,021
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentStatus active
gptkbp:patentType utility
utility patent
June 4, 1991
07/408,123
gptkbp:priorityDate December 15, 1989
gptkbp:relatedTo US_4,567,890
gptkbp:status active
gptkbp:technologyArea industrial engineering
gptkbp:title Method for improving efficiency