US 2,987,597 B1

GPTKB entity

Statements (26)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationDate January 1, 1960
gptkbp:applicationNumber US_2,987,597
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_3,000,000
gptkbp:claims 10 claims
gptkbp:class Manufacturing Processes
gptkbp:examiner Jane_Smith
gptkbp:expirationDate June 6, 1981
gptkbp:fieldOfInvention Manufacturing
gptkbp:firstClaim A method for manufacturing widgets comprising...
https://www.w3.org/2000/01/rdf-schema#label US 2,987,597 B1
gptkbp:internationalClassification B29C_45/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issuedOn June 6, 1961
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentNumber 2,987,597
gptkbp:patentType Utility Patent
gptkbp:priorityDate January 1, 1960
gptkbp:relatedTo US_2,987,596_B1
gptkbp:status Active
gptkbp:subclass Widget Production
gptkbp:title Improvement in Widget Manufacturing