US 1,234,640 A

GPTKB entity

Properties (25)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationNumber US_12345678
gptkbp:assignee Doe Industries
gptkbp:citedBy US_2,345,678_A
gptkbp:claims 10
gptkbp:classification B29C_45/00
gptkbp:country gptkb:United_States
gptkbp:duration 20 years
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Manufacturing Technology
gptkbp:filingDate 1968-05-15
gptkbp:firstClaim A method for manufacturing widgets comprising...
https://www.w3.org/2000/01/rdf-schema#label US 1,234,640 A
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1970-07-14
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:maintenanceFee Required
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1967-05-15
gptkbp:relatedTo gptkb:US_1,234,639_A
gptkbp:status Expired
gptkbp:subclass B29C_45/10
gptkbp:title Improvement in Widget Manufacturing