US 3,456,878 B2

GPTKB entity

Statements (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_3,456,878
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_4,567,890_B2
gptkbp:claims 20 claims
gptkbp:documentType Patent Document
gptkbp:examiner Jane_Smith
gptkbp:expirationDate July 15, 1986
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate March 5, 1968
https://www.w3.org/2000/01/rdf-schema#label US 3,456,878 B2
gptkbp:internationalClassification F16H 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn July 15, 1969
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:patentNumber 3,456,878
gptkbp:patentType Utility Patent
gptkbp:priorityDate January 10, 1967
gptkbp:relatedTo gptkb:US_3,456,877_B2
gptkbp:status Active
gptkbp:title Method for improving efficiency