US 2345680 B8

GPTKB entity

Statements (53)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved method for manufacturing widgets.
gptkbp:applicationDate 1941-05-12
gptkbp:applicationNumber US_12345678
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_3456789_B2
gptkbp:claims 10
gptkbp:classification B29C_45/00
gptkbp:country gptkb:United_States
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1961-04-25
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingDate 1941-05-12
https://www.w3.org/2000/01/rdf-schema#label US 2345680 B8
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:New_York,_USA
gptkbp:issueDate 1944-04-25
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Not Paid
gptkbp:patentAbstract An improved method for manufacturing widgets.
Improved widget manufacturing method.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkb:John_Doe
gptkb:USA
gptkbp:patentCitation gptkb:US_1234567_A1
gptkb:US_3456789_B2
gptkbp:patentClassification B29C
gptkbp:patentDescription This patent describes a novel approach to widget manufacturing.
gptkbp:patentExpiration Failure to pay maintenance fee.
gptkbp:patentFamily Describes a method for efficient widget production.
US_2345680_B8,_US_3456789_B2
gptkbp:patentFamilyMembers US_2345680_B8,_US_3456789_B2,_US_4567890_C1
gptkbp:patentField Manufacturing Technology
Manufacturing Processes
gptkbp:patentFilingDate 1944-04-25
1941-05-12
gptkbp:patentImage link_to_image.jpg
gptkbp:patentInventor gptkb:John_Doe
gptkb:USA
gptkbp:patentNumber 2345680
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentStatus Expired
Maintenance fee reminder sent.
gptkbp:patentType Utility Patent
A utility patent for a new invention.
gptkbp:priorityDate 1941-05-12
gptkbp:relatedTo gptkb:US_1234567_A1
gptkbp:status Expired
gptkbp:subclass B29C_45/00
gptkbp:title Improvement in Widget Manufacturing