US 1890000 A

GPTKB entity

Statements (51)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to widgets and their improvements.
gptkbp:applicationNumber 1890000
gptkbp:applicationPublication US_1890000_A1
gptkbp:applicationType non-provisional
gptkbp:assignee Doe Industries
gptkbp:assigneeCountry gptkb:USA
gptkb:California,_USA
gptkbp:citedBy gptkb:US_2000001_A
gptkbp:claims 1. A widget comprising...
gptkbp:class Class 123
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1950-12-12
gptkbp:fieldOfUse manufacturing
gptkbp:filedIn gptkb:US
gptkbp:filingDate 1932-05-10
https://www.w3.org/2000/01/rdf-schema#label US 1890000 A
gptkbp:internationalClassification B23P_15/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:New_York,_USA
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus active
gptkbp:patentAbstract Yes
gptkbp:patentAssignee gptkb:Doe_Industries,_Inc.
gptkbp:patentCitation Yes
US_1888888_A
gptkbp:patentClassification mechanical
gptkbp:patentDescription Yes
gptkbp:patentExpiration 1950-12-12
gptkbp:patentFamily Doe Widget Family
gptkbp:patentField engineering
gptkbp:patentFilingDate Yes
gptkbp:patentImage Yes
gptkbp:patentInventor Yes
gptkbp:patentLitigation Yes
gptkbp:patentMaintenanceFee Yes
gptkbp:patentNumber 1890000
gptkbp:patentOffice Yes
gptkbp:patentStatus Yes
in force
gptkbp:patentType Yes
Utility Patent
utility
gptkbp:priorityDate 1931-05-10
gptkbp:publicationDate 1933-12-12
gptkbp:relatedPatent US_1890001_A
gptkbp:relatedTo US_1889999_A
gptkbp:status granted
gptkbp:subclass Subclass 456
gptkbp:title Improvement in Widgets