US 425,432,109 B2

GPTKB entity

Properties (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_06/123,456
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy US_500,000,001_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:description This patent describes a mechanism for...
gptkbp:examiner Jane_Smith
gptkbp:expirationDate April 15, 2000
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate April 15, 1980
https://www.w3.org/2000/01/rdf-schema#label US 425,432,109 B2
gptkbp:internationalClassification F03G_6/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate March 10, 1981
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_425,432,109_B2,_US_425,432,110_B2
gptkbp:patentType utility
gptkbp:priorityDate April 15, 1979
gptkbp:relatedTo US_425,432,108_B2
gptkbp:status active
gptkbp:subclass energy conversion