US Patent 4,200,181

URI: https://gptkb.org/entity/US_Patent_4%2C200%2C181
GPTKB entity
Properties (26)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a composite material.
gptkbp:applicationDate July 1, 1979
gptkbp:applicationNumber 06/052,174
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:McCulloch_Corporation
gptkbp:citedBy gptkb:US_Patent_4,500,000
gptkbp:classification C08L 23/00
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfUse composite materials
https://www.w3.org/2000/01/rdf-schema#label US Patent 4,200,181
gptkbp:internationalClassification C08L 23/00
gptkbp:inventor gptkb:Robert_W._McCulloch
gptkbp:inventorCountry gptkb:United_States
gptkbp:issuedOn April 29, 1980
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:numberOfClaims 10
gptkbp:patentFamily gptkb:US_Patent_Family_4,200,181
gptkbp:patentLength 20 years
gptkbp:patentOffice gptkb:United_States_Patent_and_Trademark_Office
gptkbp:patentType utility patent
gptkbp:priorityDate April 29, 1977
gptkbp:relatedTo gptkb:US_Patent_4,200,180
gptkbp:status granted
gptkbp:title Method of making a composite material