US 6,789,839 E21

URI: https://gptkb.org/entity/US_6%2C789%2C839_E21
GPTKB entity
Properties (35)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhanced oil recovery.
gptkbp:applicationNumber 10/823,456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Texas
gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_7,123,456_B2
gptkbp:claims 20
gptkbp:country gptkb:United_States
gptkbp:description This patent describes a method for improving oil recovery.
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2024-03-31
gptkbp:fieldOfInvention oil extraction
gptkbp:fieldOfUse petroleum industry
gptkbp:filingDate 2004-03-31
gptkbp:grantType full
https://www.w3.org/2000/01/rdf-schema#label US 6,789,839 E21
gptkbp:internationalClassification E21B43/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 2004-09-14
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus patent granted
gptkbp:maintenanceFee paid
gptkbp:numberOfFigures 5
gptkbp:patentCitation gptkb:US_5,678,901_A
gptkbp:patentDescription Method for Enhanced Oil Recovery
gptkbp:patentFamily US 6,789,839 E21, US 6,123,456 E21
gptkbp:patentNumber 6,789,839
gptkbp:patentType utility
gptkbp:priorityDate 2003-03-31
gptkbp:relatedPatent gptkb:US_6,789,840_E21
gptkbp:relatedTo US 6,123,456 E21
gptkbp:status active