US 2,555,615 B2

GPTKB entity

Properties (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber Serial No. 12345678
gptkbp:assignee Example Corporation
gptkbp:citedBy US_3,000,000
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:description This patent describes a mechanism for...
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1971-05-29
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1951-05-01
https://www.w3.org/2000/01/rdf-schema#label US 2,555,615 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1951-05-29
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_2,555,615_B2,_US_2,555,616_B2
gptkbp:patentType utility
gptkbp:priorityDate 1950-05-01
gptkbp:relatedTo gptkb:US_2,555,614_B2
gptkbp:status active
gptkbp:subclass energy conversion