US 6,789,885 E21

URI: https://gptkb.org/entity/US_6%2C789%2C885_E21
GPTKB entity
Properties (58)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing oil recovery.
gptkbp:applicationNumber 10/123,456
gptkbp:applicationStatus granted.
gptkbp:applicationType non-provisional.
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_7,123,456_B2
gptkbp:claims 20
gptkbp:class E21B 43/00
gptkbp:country United_States.
gptkbp:description This patent describes a method for improving oil recovery.
gptkbp:drawings Yes
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Petroleum engineering.
gptkbp:fieldOfUse oil extraction
gptkbp:filingCountry United_States.
gptkbp:filingDate April 1, 2003
gptkbp:firstClaim A method for enhancing oil recovery by injecting water.
https://www.w3.org/2000/01/rdf-schema#label US 6,789,885 E21
gptkbp:internationalClassification E21B 43/00
gptkbp:inventor gptkb:John_Doe
John_Doe,_Jane_Roe.
gptkbp:issueDate September 7, 2004
gptkbp:issuedOn September 7, 2004
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:patentAbstract A method for enhancing oil recovery.
gptkbp:patentAssignee XYZ_Corporation.
gptkbp:patentCitation US_5,678,901_A.
US_7,123,456_B2.
gptkbp:patentClaim 20.
gptkbp:patentClassification E21B 43/00.
E21B 43/12.
gptkbp:patentExpiration 2024.
gptkbp:patentFamily US_6,789,885_E21_family.
gptkbp:patentField Oil and gas.
gptkbp:patentFilingDate March 15, 2002.
April 1, 2003.
September 7, 2004.
gptkbp:patentInventor Jane_Smith.
John_Doe.
United_States.
gptkbp:patentLink https://patents.google.com/patent/US6789885E21.
gptkbp:patentMaintenanceFee paid.
gptkbp:patentNumber 2004/0123456 A1.
6,789,885.
gptkbp:patentOffice USPTO.
gptkbp:patentOwner XYZ_Corporation.
gptkbp:patentStatus active.
gptkbp:patentType utility
granted.
US_6,123,456_E21.
gptkbp:priorityDate March 15, 2002
gptkbp:publicationNumber 2004/0123456 A1.
gptkbp:relatedPatent US_6,123,456_E21.
gptkbp:relatedTo US 6,123,456 E21
gptkbp:status active
gptkbp:subclass E21B 43/12