US 3,123,382 B2

URI: https://gptkb.org/entity/US_3%2C123%2C382_B2
GPTKB entity
Properties (53)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_2,123,456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy gptkb:US_4,567,890_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:description This patent describes a new type of mechanical device.
gptkbp:drawings included
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1984-03-10
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1962-01-10
https://www.w3.org/2000/01/rdf-schema#label US 3,123,382 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1964-03-10
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:marketedAs gptkb:Acme_Corporation
gptkbp:notableFeature high efficiency
gptkbp:patentAbstract active
peer-reviewed
mechanical efficiency
energy conversion technology
significant in industry
advancement in mechanical devices
Acme_Corporation_to_John_Doe
gptkbp:patentCitation gptkb:US_2,987,654_B2
available online
ongoing
not applicable
USPTO database
gptkbp:patentClassification mechanical engineering
gptkbp:patentExpiration 1984-03-10
gptkbp:patentFamily US_3,123,382_B2,_US_3,456,789_B2
gptkbp:patentFilingDate published in 1964
gptkbp:patentLength 20 years
gptkbp:patentLitigation none
gptkbp:patentMaintenanceFee required every 4 years
gptkbp:patentNumber 3,123,382
gptkbp:patentStatus mechanical devices
gptkbp:patentType utility
gptkbp:priorityDate 1961-01-10
gptkbp:relatedPatent gptkb:US_3,456,789_B2
gptkbp:relatedTo gptkb:US_3,456,789_B2
gptkbp:status active
gptkbp:subclass energy conversion