US 500,123,474 B2

GPTKB entity

Properties (26)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of widgets through innovative design.
gptkbp:applicationNumber 07/500,123
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_700,123,789_C2
US 600,123,456 B1
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1990-05-15
gptkbp:firstClaim A widget comprising...
https://www.w3.org/2000/01/rdf-schema#label US 500,123,474 B2
gptkbp:internationalClassification F16K_31/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1991-03-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Required
gptkbp:patentFamily US 500,123,474 B2, US 600,123,456 B1
gptkbp:patentInventor 20 years
gptkbp:priorityDate 1989-05-15
gptkbp:relatedTo gptkb:US_400,123,456_B2
gptkbp:status Active
gptkbp:title Method for improving widget efficiency