US 5,555,581 A

GPTKB entity

Properties (24)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 08/123,456
gptkbp:applicationType utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_6,123,456_A
gptkbp:claims 20
gptkbp:examiner No objections raised.
Jane_Smith
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate September 10, 1995
gptkbp:firstClaim A method comprising the steps of...
https://www.w3.org/2000/01/rdf-schema#label US 5,555,581 A
gptkbp:internationalClassification F16H 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn September 10, 1996
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_5,555,581_A,_US_6,000,000_A
gptkbp:patentInventor 20 years
gptkbp:priorityDate March 15, 1995
gptkbp:relatedTo US_5,000,000_A
gptkbp:status granted
gptkbp:title Method for improving efficiency