US 4,000,013 B1

GPTKB entity

Properties (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_05/123,456
gptkbp:applicationType Utility Patent
gptkbp:assignee Example Corporation
gptkbp:citedBy US_5,000,000
gptkbp:claims 20 claims.
gptkbp:class Mechanical_Systems
gptkbp:court gptkb:Richard_Roe
gptkbp:examiner Jane_Smith
gptkbp:expirationDate December 28, 1993
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filedIn gptkb:John_Doe
https://www.w3.org/2000/01/rdf-schema#label US 4,000,013 B1
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn December 28, 1976
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentFamily US_4,000,013_B1,_US_4,000,012_B1
gptkbp:priorityDate June 1, 1975
gptkbp:relatedTo gptkb:US_4,000,012_B1
gptkbp:status granted
gptkbp:subclass Energy Efficiency
gptkbp:title Method for improving efficiency