US 440,123,452 A

GPTKB entity

Properties (23)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 06/350,123
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_450,123,456_A
gptkbp:claims 10
gptkbp:class mechanical device
gptkbp:description This patent describes a mechanism for converting energy.
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1982-05-12
https://www.w3.org/2000/01/rdf-schema#label US 440,123,452 A
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1983-08-30
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:patentFamily US_440,123,452_A,_US_440,123,453_A
gptkbp:patentType utility
gptkbp:priorityDate 1981-05-12
gptkbp:relatedTo gptkb:US_440,123,453_A
gptkbp:status expired
gptkbp:subclass energy conversion