US 3211020 B2

URI: https://gptkb.org/entity/US_3211020_B2
GPTKB entity
Statements (28)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved design for widgets.
gptkbp:applicationNumber 3211020
gptkbp:applicationStatus granted
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy gptkb:US_1234567_A
gptkbp:claims 10
gptkbp:class B65D 85/00
gptkbp:examiner Jane_Smith
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1963-05-06
gptkbp:firstClaim A widget comprising...
https://www.w3.org/2000/01/rdf-schema#label US 3211020 B2
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1965-10-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalEvent maintenance fee paid
gptkbp:patentFamily US_3211020_B2,_EP_1234567,_JP_1234567
gptkbp:patentLength 20 years
gptkbp:patentType utility
gptkbp:priorityDate 1962-05-06
gptkbp:relatedTo gptkb:US_3211019_B2
gptkbp:status active
gptkbp:subclass B65D 85/10
gptkbp:title Improved_Widget_Design