US 4,321,114 C2

GPTKB entity

Statements (21)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 06/200,000
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,123,456
gptkbp:claims 10
gptkbp:class Mechanical_Systems
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate March 15, 1980
gptkbp:firstClaim A method for...
https://www.w3.org/2000/01/rdf-schema#label US 4,321,114 C2
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn March 30, 1982
gptkbp:numberOfFigures 5
gptkbp:patentType Utility Patent
gptkbp:priorityDate September 15, 1980
gptkbp:relatedTo US_4,000,000
gptkbp:status Expired
gptkbp:subclass Energy Efficiency
gptkbp:title Method for improving efficiency