US 4,321,188

GPTKB entity

Statements (29)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in manufacturing processes.
gptkbp:applicationNumber 06/123,456
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,678,901
gptkbp:claims 10
gptkbp:class Manufacturing Processes
gptkbp:examiner Jane_Smith
gptkbp:expirationDate March 30, 1999
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate March 15, 1981
https://www.w3.org/2000/01/rdf-schema#label US 4,321,188
gptkbp:internationalClassification B23P_15/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedBy March 30, 1982
gptkbp:legalStatus lapsed
gptkbp:maintenanceFee paid
gptkbp:patentCitation US_4,000,000
gptkbp:patentFamily US_4,321,188_family
gptkbp:patentNumber 4,321,188
gptkbp:patentOffice gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentType Utility Patent
gptkbp:priorityDate June 15, 1980
gptkbp:relatedPatent gptkb:US_4,321,189
gptkbp:status expired
gptkbp:subclass Process Optimization
gptkbp:title Method for improving efficiency