US patent 4,321,679

GPTKB entity

Properties (44)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing process efficiency.
gptkbp:applicationNumber 06/123,456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_patent_5,678,910
gptkbp:class Method and apparatus for manufacturing
gptkbp:country gptkb:United_States
gptkbp:documentType granted patent
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1999-03-30
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1980-09-15
https://www.w3.org/2000/01/rdf-schema#label US patent 4,321,679
gptkbp:internationalClassification B01J 19/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedOn 1982-03-30
gptkbp:language English
gptkbp:legalStatus patent granted
gptkbp:maintenanceFee paid
gptkbp:numberOfClaims 20
gptkbp:patentAbstract A method for enhancing process efficiency in manufacturing.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkbp:patentCitation gptkb:US_patent_4,321,678
gptkbp:patentClassification B01J
gptkbp:patentExpiration 1999-03-30
gptkbp:patentFamily US,_EP,_JP
gptkbp:patentField manufacturing processes
gptkbp:patentFilingDate 1982-03-30
1980-09-15
gptkbp:patentInventor gptkb:John_Doe
Jane_Smith
gptkbp:patentMaintenanceFee paid
gptkbp:patentNumber 4,321,679
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentStatus active
gptkbp:patentType utility
Utility patent
gptkbp:priorityDate 1980-09-15
gptkbp:relatedTo gptkb:US_patent_4,321,678
gptkbp:status active
gptkbp:subclass Process optimization
gptkbp:title Method for improving the efficiency of a process