US 2,555,644 A1

URI: https://gptkb.org/entity/US_2%2C555%2C644_A1
GPTKB entity
Properties (28)
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 Doe Industries
gptkbp:assigneeCountry gptkb:New_York
gptkbp:citedBy US_3,000,000_A
gptkbp:claims 10
gptkbp:classification Class 123
gptkbp:country gptkb:United_States
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1971-05-01
gptkbp:fieldOfInvention Manufacturing Technology
gptkbp:filingDate 1951-01-15
https://www.w3.org/2000/01/rdf-schema#label US 2,555,644 A1
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus Lapsed
gptkbp:patentFamily US_2,555,644_A1,_US_2,555,645_A1
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1950-01-15
gptkbp:publicationDate 1951-05-01
gptkbp:relatedTo gptkb:US_2,555,643_A
gptkbp:status expired
gptkbp:subclass 123/456
gptkbp:title Improvement in Widget Manufacturing