US 05,000,010 B1

GPTKB entity

Properties (23)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationNumber 07/327,123
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_05,123,456_A
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate March 19, 2011
gptkbp:fieldOfUse mechanical engineering
gptkbp:filingDate March 19, 1990
https://www.w3.org/2000/01/rdf-schema#label US 05,000,010 B1
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn March 19, 1991
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_05,000,010_B1,_US_05,000,011_B1
gptkbp:patentType utility
gptkbp:priorityDate March 19, 1990
gptkbp:relatedTo US_04,999,999_B1
gptkbp:status active
gptkbp:subclass energy efficiency