US 6,789,231 F15

GPTKB entity

Statements (22)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 10/123,456
gptkbp:assignee gptkb:ABC_Corporation
gptkbp:citedBy gptkb:US_7,123,456_B2
gptkbp:claims 20
gptkbp:class Mechanical_Systems
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate April 1, 2003
gptkbp:firstClaim A method for improving efficiency comprising...
https://www.w3.org/2000/01/rdf-schema#label US 6,789,231 F15
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn September 14, 2004
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:priorityDate March 15, 2002
gptkbp:relatedPatent gptkb:US_6,500,000_B1
gptkbp:status Active
gptkbp:subclass Energy Efficiency
gptkbp:title Method for improving efficiency in a system