US 3,678,910 B2

URI: https://gptkb.org/entity/US_3%2C678%2C910_B2
GPTKB entity
Properties (28)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber gptkb:US_3,678,910
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_4,123,456
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1992-07-18
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1971-05-10
https://www.w3.org/2000/01/rdf-schema#label US 3,678,910 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1972-07-18
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_3,678,910_B2,_US_3,678,911_B2
gptkbp:patentNumber 3,678,910
gptkbp:patentType utility
gptkbp:priorityDate 1970-05-10
gptkbp:relatedTo US 3,678,909 B2
gptkbp:status active
gptkbp:subclass energy conversion
gptkbp:technicalField energy efficiency