US 450,000,031 B2

GPTKB entity

Properties (23)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_06/307,123
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy US_500,000,001_B2
gptkbp:claims 20
gptkbp:class mechanical apparatus
gptkbp:examiner Jane_Smith
gptkbp:expirationDate February 19, 2005
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate March 15, 1982
https://www.w3.org/2000/01/rdf-schema#label US 450,000,031 B2
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate February 19, 1985
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_450,000,031_B2_family
gptkbp:patentType utility
gptkbp:priorityDate March 15, 1982
gptkbp:relatedTo US_450,000,030_B2
gptkbp:status active
gptkbp:subclass energy conversion