US 524,125,777 A

GPTKB entity

Statements (24)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 07/898,123
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_600,000,000_A
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2013-09-07
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1992-06-30
https://www.w3.org/2000/01/rdf-schema#label US 524,125,777 A
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1993-09-07
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_524,125,777_A,_US_524,125,778_A
gptkbp:patentType utility
gptkbp:priorityDate 1991-06-30
gptkbp:relatedTo US_523,000,000_A
gptkbp:status active
gptkbp:subclass energy conversion