US 1,567,890 A

GPTKB entity

Statements (29)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationNumber US_1234567
gptkbp:applicationType Non-Provisional
gptkbp:assignee Doe Industries
gptkbp:citedBy US_2,345,678_A
gptkbp:claims 10
gptkbp:class Manufacturing Processes
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingDate 1925-01-01
gptkbp:firstClaim A method of manufacturing widgets comprising the steps of...
gptkbp:grantDate 1926-12-14
https://www.w3.org/2000/01/rdf-schema#label US 1,567,890 A
gptkbp:internationalClassification B29C_45/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Expired due to non-payment of maintenance fees.
gptkbp:location gptkb:USA
gptkbp:maintenanceFee Required every 3.5, 7.5, and 11.5 years.
gptkbp:patentFamily Doe Widget Family
gptkbp:patentLength 20 years
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1924-01-01
gptkbp:relatedPatent US_1,234,567_A
gptkbp:status expired
gptkbp:subclass Widget Production
gptkbp:title Improvement in Widget Manufacturing