US 3838383 B2

GPTKB entity

Statements (24)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_12345678
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:ABC_Corporation
gptkbp:citedBy gptkb:US_1234567_A1
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1973-09-10
https://www.w3.org/2000/01/rdf-schema#label US 3838383 B2
gptkbp:internationalClassification F16H 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedBy 1974-09-10
gptkbp:legalStatus Active
gptkbp:maintenanceFee Paid
gptkbp:numberOfClaims 20
gptkbp:patentFamily US_3838383_B2,_US_3838382_B2,_US_3838384_B2
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1972-09-10
gptkbp:publicationDate 1974-09-10
gptkbp:relatedPatent gptkb:US_3838382_B2
gptkbp:status granted
gptkbp:title Method for improving efficiency