US 4,321,150 C2

GPTKB entity

Statements (24)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 06/200,000
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,123,456
gptkbp:claims 10
gptkbp:documentType Patent Document
gptkbp:examiner Jane_Smith
gptkbp:expirationDate March 30, 1999
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate December 1, 1980
https://www.w3.org/2000/01/rdf-schema#label US 4,321,150 C2
gptkbp:internationalClassification F16H 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn March 30, 1982
gptkbp:language English
gptkbp:location gptkb:United_States
gptkbp:patentNumber 4321150
gptkbp:patentType Utility Patent
gptkbp:priorityDate June 15, 1980
gptkbp:relatedTo US_4,000,000
gptkbp:status Granted
gptkbp:title Method for improving efficiency