US 1,234,827 B1

URI: https://gptkb.org/entity/US_1%2C234%2C827_B1
GPTKB entity
Properties (32)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 06/900,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_2,345,678_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:description This patent describes an improved mechanical device for energy conversion.
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2009-07-25
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1986-05-15
https://www.w3.org/2000/01/rdf-schema#label US 1,234,827 B1
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1989-07-25
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:location gptkb:USA
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_1,234,826_B1
gptkbp:patentDescription Improved Mechanical Device
gptkbp:patentFamily US_1,234,827_B1,_US_1,234,826_B1
gptkbp:patentNumber 1,234,827
gptkbp:patentType utility
gptkbp:priorityDate 1985-05-15
gptkbp:relatedTo gptkb:US_1,234,826_B1
gptkbp:status active
gptkbp:subclass energy conversion