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gptkbp:instanceOf
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patent
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gptkbp:abstract
|
A method for producing a composite material.
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gptkbp:applicationDate
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August 15, 1980
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gptkbp:applicationNumber
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06/408,174
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gptkbp:applicationType
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non-provisional
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gptkbp:assignee
|
gptkb:McCulloch_Corporation
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gptkbp:citedBy
|
gptkb:US_patent_5,123,456
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gptkbp:class
|
428/423
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gptkbp:country
|
gptkb:United_States
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gptkbp:examiner
|
gptkb:John_Doe
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gptkbp:fieldOfUse
|
composite materials
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gptkbp:filingDate
|
August 15, 1980
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gptkbp:grantDate
|
April 6, 1982
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https://www.w3.org/2000/01/rdf-schema#label
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US patent 4,321,685
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gptkbp:internationalClassification
|
C08L 23/00
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gptkbp:inventor
|
gptkb:Robert_W._McCulloch
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gptkbp:inventorResidence
|
gptkb:California
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gptkbp:issuedOn
|
April 6, 1982
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gptkbp:legalStatus
|
lapsed
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gptkbp:numberOfClaims
|
10
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gptkbp:patentCitation
|
cited by 15 patents
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|
gptkbp:patentClassification
|
Composite materials
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|
gptkbp:patentExpiration
|
April 6, 1999
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|
gptkbp:patentFamily
|
US_patent_family_4,321,685
|
|
gptkbp:patentNumber
|
4,321,685
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gptkbp:patentType
|
utility patent
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gptkbp:priorArt
|
gptkb:US_patent_3,456,789
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gptkbp:relatedTo
|
composite manufacturing techniques
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|
gptkbp:status
|
expired
|
|
gptkbp:subclass
|
428/424
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|
gptkbp:title
|
Method of making a composite material
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