US 400,123,447 A

GPTKB entity

Statements (38)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes an improved design for widgets.
gptkbp:applicationDate 1974-01-01
gptkbp:applicationNumber US_400,123,447
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy US_500,123,456_A
gptkbp:claims 10
gptkbp:classification Class 123
gptkbp:description This invention relates to widgets.
gptkbp:drawings Figure 1, Figure 2
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1975-01-01
https://www.w3.org/2000/01/rdf-schema#label US 400,123,447 A
gptkbp:internationalClassification F16B
gptkbp:internationalRelations EP 1234567
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1977-01-11
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Lapsed
gptkbp:location gptkb:USA
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract An improved widget design that enhances performance.
gptkbp:patentCitation US_300,123,456_A
gptkbp:patentClaim 1. A widget comprising... 2. The widget of claim 1...
gptkbp:patentExpiration 1994-01-11
gptkbp:patentFamily US_400,123,447_A,_US_400,123,448_A
gptkbp:patentNumber 400123447
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1974-01-01
gptkbp:relatedTo US_400,123,448_A
gptkbp:status Expired
gptkbp:subclass 123/456
gptkbp:title Improved_Widget_Design