US 4,890,157 B1

GPTKB entity

Statements (42)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in manufacturing processes.
gptkbp:applicationNumber 07/327,123
gptkbp:applicationPublication gptkb:US_4,890,157_A1
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,123,456
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:expirationDate January 2, 2007
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingCountry gptkb:USA
gptkbp:filingDate April 1, 1989
https://www.w3.org/2000/01/rdf-schema#label US 4,890,157 B1
gptkbp:internationalClassification B23Q 11/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate January 2, 1990
gptkbp:issuedBy January 2, 1990
gptkbp:legalStatus Lapsed
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract A method for improving efficiency in manufacturing processes.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkbp:patentCitation US_4,567,890,_US_5,678,901
gptkbp:patentClaim 20 claims.
gptkbp:patentClassification B23Q
gptkbp:patentDescription This patent describes a method for enhancing the efficiency of manufacturing processes.
gptkbp:patentExpiration January 2, 2007
gptkbp:patentFamily US_4,890,157_B1,_US_5,123,456
gptkbp:patentField Manufacturing
gptkbp:patentFilingDate January 2, 1990
April 1, 1989
gptkbp:patentInventor gptkb:John_Doe
gptkbp:patentNumber 4,890,157
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Lapsed
gptkbp:patentType Utility Patent
gptkbp:priorityDate March 15, 1988
gptkbp:relatedPatent US_4,567,890
gptkbp:status Expired
gptkbp:title Method for improving efficiency of a process