US 2,555,641 B2

GPTKB entity

Properties (89)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationNumber US_12345678
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy US_3,000,000
gptkbp:claims 10
gptkbp:class B29C_45/00
gptkbp:country gptkb:United_States
gptkbp:documentType utility patent
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1971-05-29
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1951-05-01
https://www.w3.org/2000/01/rdf-schema#label US 2,555,641 B2
gptkbp:internationalClassification B29C_45/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1951-05-29
gptkbp:language English
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
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gptkbp:patentNumber 2,555,641
gptkbp:priorityDate 1950-05-01
gptkbp:relatedTo gptkb:US_2,555,640_B2
gptkbp:status granted
gptkbp:subclass B29C_45/10
gptkbp:title Improvement in Widget Manufacturing