US 400,123,477 B2

GPTKB entity

Properties (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 05/123,456
gptkbp:assignee Example Corporation
gptkbp:citedBy gptkb:US_500,123,456_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:description This patent describes a mechanism for...
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1994-01-11
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1975-05-15
https://www.w3.org/2000/01/rdf-schema#label US 400,123,477 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1977-01-11
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_400,123,477_B2,_US_400,123,478_B2
gptkbp:patentType utility
gptkbp:priorityDate 1974-05-15
gptkbp:relatedTo gptkb:US_400,123,478_B2
gptkbp:status active
gptkbp:subclass energy efficiency