US 500,123,492 B5

URI: https://gptkb.org/entity/US_500%2C123%2C492_B5
GPTKB entity
Properties (69)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method to enhance energy efficiency in systems.
gptkbp:applicationNumber 07/123,456
gptkbp:applicationPublicationNumber gptkb:US_500,123,492_A1
gptkbp:applicationType Non-provisional
gptkbp:assignee Company XYZ
gptkbp:citedBy US 600,123,456
gptkbp:claims 20
gptkbp:class Energy conservation
gptkbp:country gptkb:United_States
gptkbp:documentType Patent document
gptkbp:examiner Jane_Smith
gptkbp:expirationDate April 2011
gptkbp:fieldOfInvention Energy efficiency
gptkbp:filingDate March 1990
https://www.w3.org/2000/01/rdf-schema#label US 500,123,492 B5
gptkbp:internationalClassification H02J 3/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate April 1991
gptkbp:issuedBy April 1991
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract English.
A method to enhance energy efficiency in systems.
USA.
gptkbp:patentAssignee gptkb:XYZ_Corp.
Company XYZ.
John_Doe.
gptkbp:patentCitation gptkb:US_400,123,456
1.
US 600,123,456.
gptkbp:patentClaim 20 claims.
20.
gptkbp:patentClassification H02J 3/00.
gptkbp:patentDescription Yes.
English.
A method to enhance energy efficiency in systems.
gptkbp:patentExpiration April 2011
Expired.
April 2011.
gptkbp:patentFamily Family A
gptkbp:patentFamilyMembers 1.
US_500,123,493_B5.
gptkbp:patentField Energy efficiency.
gptkbp:patentFilingDate March 1990
April 1991
March 1990.
April 1991.
gptkbp:patentInventor John_Doe.
USA.
gptkbp:patentMaintenanceFee Paid.
gptkbp:patentNumber 500123492
500123492.
US_500,123,492_A1.
gptkbp:patentStatus Yes.
Active.
gptkbp:patentType Yes
Utility
Utility patent
Utility patent.
Patent.
gptkbp:priorityDate January 1990
gptkbp:relatedPatent gptkb:US_500,123,493_B5
gptkbp:status Active
gptkbp:subclass Renewable energy systems
gptkbp:technicalField Electrical engineering
gptkbp:title Method for improving efficiency