US 2913579 B1

GPTKB entity

Statements (28)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationNumber US_2913579
gptkbp:applicationType Non-Provisional
gptkbp:assignee Example Corporation
gptkbp:citedBy gptkb:US_1234567_A
gptkbp:claims 10
gptkbp:classification B29C_45/00
gptkbp:description The invention relates to a method of producing widgets with enhanced durability.
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1976-11-17
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingDate 1958-05-01
gptkbp:firstClaim A method for manufacturing widgets comprising the steps of...
https://www.w3.org/2000/01/rdf-schema#label US 2913579 B1
gptkbp:internationalClassification B29C_45/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedOn 1959-11-17
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:patentFamily US_2913579_B1,_US_2913578_B1
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1957-05-01
gptkbp:relatedTo US_2913578_B1
gptkbp:status active
gptkbp:title Improvement in Widget Manufacturing