US 3692581 B2

GPTKB entity

Properties (49)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in manufacturing.
gptkbp:applicationNumber US_12345678
gptkbp:applicationPublication 1971-03-12
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_1234567_A
gptkbp:claims 10
gptkbp:country gptkb:United_States
gptkbp:documentType patent
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1992-09-12
gptkbp:fieldOfInvention engineering
gptkbp:filingCountry gptkb:USA
gptkbp:filingDate 1970-09-12
https://www.w3.org/2000/01/rdf-schema#label US 3692581 B2
gptkbp:internationalClassification B01D 53/86
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1972-09-12
gptkbp:issuedBy 1972-09-12
gptkbp:language English
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentAbstract A method for improving efficiency in manufacturing processes.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkbp:patentCitation gptkb:US_1234567_A
gptkbp:patentClaim 10 claims.
gptkbp:patentClassification B01D 53/86
gptkbp:patentExpiration 1992-09-12
gptkbp:patentFamily US_3692581_B2,_US_3692580_B2
gptkbp:patentField Manufacturing
gptkbp:patentFilingDate 1970-09-12
1972-09-12
gptkbp:patentInventor gptkb:John_Doe
Jane_Smith
gptkbp:patentNumber 3692581
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentStatus Active
Granted.
gptkbp:patentType gptkb:US_3692580_B2
Utility Patent
utility
gptkbp:priorityDate 1970-09-12
gptkbp:publicationNumber gptkb:US_3692581_B2
gptkbp:relatedPatent gptkb:US_3692580_B2
gptkbp:status active
gptkbp:subclass B01D
gptkbp:title Method for improving efficiency