US 5,002,000 B2

GPTKB entity

Properties (23)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 07/364,123
gptkbp:assignee gptkb:ABC_Corporation
gptkbp:citedBy gptkb:US_6,123,456_B1
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:expirationDate March 26, 2011
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate June 5, 1989
gptkbp:grantDate March 26, 1991
https://www.w3.org/2000/01/rdf-schema#label US 5,002,000 B2
gptkbp:internationalClassification F16H 25/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn March 26, 1991
gptkbp:legalStatus Expired due to failure to pay maintenance fees.
gptkbp:maintenanceFee Paid
gptkbp:patentType Utility Patent
gptkbp:priorityDate September 15, 1989
gptkbp:relatedPatent gptkb:US_5,001,999_B2
gptkbp:status Active
gptkbp:title Method for improving efficiency
gptkbp:USClassification 74/500