US 4,321,123 C2

GPTKB entity

Statements (57)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved widget that enhances performance.
gptkbp:applicationNumber US_4,321,123
gptkbp:applicationType non-provisional
gptkbp:assignee Example Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 20
gptkbp:class B23Q 11/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1999-12-15
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1980-12-15
https://www.w3.org/2000/01/rdf-schema#label US 4,321,123 C2
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1982-03-30
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_4,321,150_C2
gptkb:US_4,321,120_C2
gptkb:US_4,321,127_C2
gptkb:US_4,321,139_C2
gptkb:US_4,321,141_C2
gptkb:US_4,321,146_C2
gptkb:US_4,321,148_C2
gptkb:US_4,321,126_C2
gptkb:US_4,321,133_C2
gptkb:US_4,321,142_C2
gptkb:US_4,321,138_C2
gptkb:US_4,321,147_C2
gptkb:US_4,321,125_C2
gptkb:US_4,321,136_C2
gptkb:US_4,321,122_C2
gptkb:US_4,321,128_C2
gptkb:US_4,321,143_C2
gptkb:US_4,321,129_C2
gptkb:US_4,321,131_C2
gptkb:US_4,321,149_C2
gptkb:US_4,321,135_C2
gptkb:US_4,321,130_C2
gptkb:US_4,321,137_C2
gptkb:US_4,321,132_C2
gptkb:US_4,321,145_C2
gptkb:US_4,321,134_C2
gptkb:US_4,321,121_C2
gptkb:US_4,321,144_C2
US 4,321,140 C2
gptkbp:patentFamily US_4,321,123_C2,_US_4,321,124_C2
gptkbp:patentType utility
gptkbp:priorityDate 1979-12-15
gptkbp:relatedTo gptkb:US_4,321,122_C2
gptkbp:status active
gptkbp:subclass B23Q 11/10
gptkbp:title An Improved Widget