US 2233445 A1

GPTKB entity

Statements (31)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This invention relates to an improved method of manufacturing widgets.
gptkbp:applicationNumber 2233445
gptkbp:applicationType non-provisional
gptkbp:assignee Doe Industries
gptkbp:assigneeCountry gptkb:New_York
gptkbp:citedBy gptkb:US_1234567_A1
gptkbp:claims 10
gptkbp:class Manufacturing Processes
gptkbp:examiner Jane_Smith
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1941-01-01
gptkbp:firstClaim A method of manufacturing widgets comprising the steps of...
https://www.w3.org/2000/01/rdf-schema#label US 2233445 A1
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 active
gptkbp:maintenanceFee paid
gptkbp:patentExpiration 1961-01-01
gptkbp:patentFamily Doe Widget Family
gptkbp:patentField mechanical engineering
gptkbp:patentLength 20 years
gptkbp:patentType utility patent
gptkbp:priorityDate 1940-01-01
gptkbp:publicationDate 1941-01-01
gptkbp:relatedTo widget technology
gptkbp:status granted
gptkbp:subclass Widget Production
gptkbp:title Improvement in Widget Manufacturing