US 500,123,590 B2

URI: https://gptkb.org/entity/US_500%2C123%2C590_B2
GPTKB entity
Properties (56)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of widgets.
gptkbp:applicationNumber 07/500,123
gptkbp:applicationPublicationNumber gptkb:US_500,123_A1
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy US 600,123,456 B2
gptkbp:claims 20
gptkbp:class F16K_31/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2011-03-26
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1990-05-01
https://www.w3.org/2000/01/rdf-schema#label US 500,123,590 B2
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1991-03-26
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Enforceable
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract A method for enhancing the efficiency of widgets.
gptkbp:patentAssignee USA.
Acme_Corporation.
gptkbp:patentCitation gptkb:US_400,123,456_B2
US 600,123,456 B2.
gptkbp:patentClaim 20 claims.
gptkbp:patentClassification H01L 21/00.
F16K_31/00.
F16K_31/02.
gptkbp:patentDescription This patent describes a method for improving the efficiency of widgets.
gptkbp:patentExpiration 2011-03-26.
gptkbp:patentFamily US 500,123,590 B2, US 600,123,456 B2
US 500,123,590 B2, US 600,123,456 B2.
gptkbp:patentField Mechanical_Engineering.
gptkbp:patentFilingDate 1989-05-01.
1990-05-01.
1991-03-26.
gptkbp:patentInventor Jane_Smith.
John_Doe.
USA.
gptkbp:patentLink https://patents.google.com/patent/US500123590B2
gptkbp:patentMaintenanceFee Paid.
gptkbp:patentNumber 500123590
gptkbp:patentStatus Enforceable.
gptkbp:patentType Utility Patent
B2
Utility Patent.
US_400,123,456_B2.
gptkbp:priorityDate 1989-05-01
gptkbp:relatedTo gptkb:US_400,123,456_B2
gptkbp:status Active
gptkbp:subclass F16K_31/02
gptkbp:title Method for improving widget efficiency