US 496,789,011 B2

GPTKB entity

Properties (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 07/546,789
gptkbp:assignee gptkb:Acme_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 2010-06-29
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1990-06-29
https://www.w3.org/2000/01/rdf-schema#label US 496,789,011 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1990-10-30
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_496,789,011_B2,_US_496,789,010_B2
gptkbp:patentType utility
gptkbp:priorityDate 1989-06-29
gptkbp:relatedTo US_496,789,010_B2
gptkbp:status active
gptkbp:subclass energy efficiency