US 3839401122 B2

GPTKB entity

Properties (36)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in manufacturing processes.
gptkbp:applicationDate 1972-09-24
gptkbp:applicationNumber US_3839401122
gptkbp:assignee gptkb:Acme_Corporation
gptkb:Los_Angeles
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy US_1234567890
gptkbp:claims 10
gptkbp:classification B01D 45/00
gptkbp:country gptkb:United_States
gptkbp:documentType B2
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1994-09-24
gptkbp:fieldOfInvention Engineering
gptkbp:filingDate 1972-09-24
gptkbp:grantDate 1974-09-24
https://www.w3.org/2000/01/rdf-schema#label US 3839401122 B2
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:John_Doe
gptkb:New_York
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedBy 1974-09-24
gptkbp:language English
gptkbp:legalStatus active
gptkbp:patentCitation US 1234567890, US 9876543210
gptkbp:patentFamily US_3839401122,_US_3839401123
gptkbp:patentLink https://patents.google.com/patent/US3839401122B2
gptkbp:patentNumber 3839401122
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentType utility
gptkbp:priorityDate 1971-09-24
gptkbp:relatedTo US_3839401121_B2
gptkbp:status granted
gptkbp:subclass H01L
gptkbp:title Method for improving efficiency