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gptkbp:instanceOf
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patent
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gptkbp:abstract
|
A method for producing a ceramic material with improved properties.
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gptkbp:applicationNumber
|
06/883,174
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gptkbp:applicationPublicationNumber
|
US_1987/031348_A1
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gptkbp:applicationType
|
utility
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|
gptkbp:assignee
|
gptkb:Hsu_&_Associates,_Inc.
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gptkbp:citedBy
|
gptkb:US_patent_5,123,456
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gptkbp:country
|
gptkb:United_States
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gptkbp:documentType
|
patent document
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|
gptkbp:examiner
|
gptkb:John_Doe
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gptkbp:fieldOfUse
|
ceramics
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gptkbp:filingDate
|
July 7, 1986
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gptkbp:grantDate
|
March 31, 1987
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https://www.w3.org/2000/01/rdf-schema#label
|
US patent 4,654,348
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gptkbp:internationalClassification
|
C04B35/00
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gptkbp:inventor
|
gptkb:Robert_H._H._Hsu
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gptkbp:inventorCountry
|
gptkb:United_States
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gptkbp:issuedOn
|
March 31, 1987
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gptkbp:language
|
English
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gptkbp:legalStatus
|
active
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gptkbp:numberOfClaims
|
20
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|
gptkbp:patentAbstract
|
English.
A method for producing a high density ceramic material.
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|
gptkbp:patentAssignee
|
gptkb:Hsu_&_Associates,_Inc.
|
|
gptkbp:patentCitation
|
gptkb:US_4,123,456
US_patent_5,123,456.
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gptkbp:patentClaim
|
20 claims.
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|
gptkbp:patentClassification
|
423/1.1.
C04B
C04B35/00.
|
|
gptkbp:patentDescription
|
Describes a method for enhancing ceramic material properties.
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|
gptkbp:patentExpiration
|
March 31, 2004
March 31, 2004.
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gptkbp:patentFamily
|
Hsu_ceramic_patents
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gptkbp:patentField
|
Material science.
Ceramics.
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|
gptkbp:patentFilingDate
|
April 1, 1986.
July 7, 1986.
March 31, 1987.
|
|
gptkbp:patentInventor
|
John_Doe.
United_States.
Robert_H._H._Hsu.
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|
gptkbp:patentNumber
|
4,654,348
4,654,348.
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|
gptkbp:patentOffice
|
gptkb:USPTO
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|
gptkbp:patentStatus
|
Active.
Expired.
|
|
gptkbp:patentType
|
granted
Utility patent.
Patent document.
US_patent_4,123,456.
|
|
gptkbp:priorityDate
|
April 1, 1986
|
|
gptkbp:relatedTo
|
gptkb:US_patent_4,123,456
|
|
gptkbp:status
|
expired
|
|
gptkbp:title
|
Method for producing a high density, high purity, and high strength ceramic material
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|
gptkbp:USClassification
|
423/1.1
|