US 6,789,222 E21

GPTKB entity

Statements (65)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for drilling a well using a specific technique.
gptkbp:applicationNumber 10/123,456
gptkbp:applicationPublication 2004-08-05
gptkbp:applicationType Utility
gptkbp:assignee gptkb:XYZ_Corporation
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gptkbp:claims 20
gptkbp:coInventor Jane_Smith
gptkbp:country gptkb:United_States
gptkbp:examiner gptkb:Michael_Johnson
gptkbp:expirationDate 2024-01-30
gptkbp:fieldOfInvention Oil and gas extraction
gptkbp:filingDate 2004-01-30
https://www.w3.org/2000/01/rdf-schema#label US 6,789,222 E21
gptkbp:internationalClassification E21B 7/00
gptkbp:inventiveStep Yes
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 2004-09-14
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:novelty Yes
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gptkbp:patentFamily US_6,789,222_E21,_US_6,789,223_E21
gptkbp:patentLitigation nan
gptkbp:patentNumber 6,789,222
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentType Granted patent
gptkbp:priorityDate 2003-01-30
gptkbp:relatedTo gptkb:US_6,789,221_E21
gptkbp:status Active
gptkbp:subclass E21B 7/10
gptkbp:technologyArea Drilling technology
gptkbp:title Method for drilling a well