US 400,123,419 G2

URI: https://gptkb.org/entity/US_400%2C123%2C419_G2
GPTKB entity
Statements (30)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 07/123,456
gptkbp:applicationType Utility
gptkbp:assignee Company XYZ
gptkbp:citedBy gptkb:US_500,123,456
gptkbp:claims 10
gptkbp:class Mechanical_Systems
gptkbp:country gptkb:United_States
gptkbp:documentType Patent_Grant
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2009-01-10
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1987-06-30
gptkbp:grantDate 1989-01-10
https://www.w3.org/2000/01/rdf-schema#label US 400,123,419 G2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedBy 1989-01-10
gptkbp:language English
gptkbp:legalStatus Active
gptkbp:maintenanceFee Paid
gptkbp:patentCitation gptkb:US_300,123,456
gptkbp:patentClassification B60K
gptkbp:patentFamily gptkb:US_400,123,419
gptkbp:priorityDate 1985-05-15
gptkbp:relatedTo gptkb:US_400,123,418_G2
gptkbp:status granted
gptkbp:subclass Energy Efficiency
gptkbp:title Method for improving efficiency