US 3940412233 B2

GPTKB entity

Properties (29)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a widget using a novel technique.
gptkbp:applicationNumber US_3940412233
gptkbp:applicationPublication US_3940412233_A1
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_1234567890_A1
gptkbp:claims 10
gptkbp:classification B29C_45/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1993-02-24
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingDate 1974-06-14
gptkbp:firstClaim A widget produced by the method.
https://www.w3.org/2000/01/rdf-schema#label US 3940412233 B2
gptkbp:internationalClassification C08L 23/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1976-02-24
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Granted
gptkbp:maintenanceFee 2026-02-24
gptkbp:patentFamily US_3940412233_B2,_US_3940412234_B2
gptkbp:patentNumber 3940412233
gptkbp:patentType Utility
gptkbp:priorityDate 1974-06-14
gptkbp:relatedTo US_3940412234_B2
gptkbp:status Active
gptkbp:title Method for making a widget