US 2,890,344 B2

GPTKB entity

Properties (34)
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 Example Corporation
gptkbp:citedBy gptkb:US_3,456,789_B2
gptkbp:claims 10
gptkbp:classification B29C_45/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate June 30, 1976
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingDate March 1, 1958
gptkbp:firstClaim 5
https://www.w3.org/2000/01/rdf-schema#label US 2,890,344 B2
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issuedOn June 30, 1959
gptkbp:legalStatus Expired
gptkbp:location gptkb:United_States
gptkbp:patentClassification B29C
B29C_45
gptkbp:patentDescription A method for improving the efficiency of widget production.
gptkbp:patentFamily US_2,890,344_B2,_US_2,890,343_B2
gptkbp:patentLength 17 years
gptkbp:patentLink https://patents.google.com/patent/US2890344B2
gptkbp:patentNumber 2,890,344
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Lapsed
gptkbp:patentType Utility Patent
gptkbp:priorityDate January 1, 1958
gptkbp:relatedTo US_2,890,343_B2
gptkbp:status Active
gptkbp:title Improvement in Widget Manufacturing