US 4000005 B2

URI: https://gptkb.org/entity/US_4000005_B2
GPTKB entity
Properties (62)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a composite material.
gptkbp:applicationDate January 30, 1976
gptkbp:applicationNumber 05/646,198
gptkbp:applicationStatus abandoned
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Hargreaves_Industries,_Inc.
gptkbp:citedBy US_4000006_B2
gptkbp:class 428/423
gptkbp:country gptkb:United_States
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfInvention composite materials
gptkbp:filingDate January 30, 1976
gptkbp:grantDate December 6, 1977
https://www.w3.org/2000/01/rdf-schema#label US 4000005 B2
gptkbp:internationalClassification C08L 23/00
gptkbp:inventor gptkb:Robert_H._Hargreaves
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedBy December 6, 1977
gptkbp:legalStatus lapsed
gptkbp:numberOfClaims 10
gptkbp:patentAbstract Describes a method for creating composite materials.
A method for producing a composite material.
gptkbp:patentAssignee gptkb:Hargreaves_Industries,_Inc.
gptkbp:patentCitation US_4000006_B2
US_4000006_B2.
gptkbp:patentClaim 10 claims.
10.
gptkbp:patentClassification Composite materials
C08L 23/00.
gptkbp:patentDescription Describes a method for creating composite materials.
gptkbp:patentExpiration 1994
1994.
gptkbp:patentFamily Hargreaves_composite_patents
Hargreaves_composite_patents.
gptkbp:patentField Composite materials.
gptkbp:patentFilingDate December 6, 1977
Published.
January 30, 1976
April 30, 1976.
December 6, 1977.
gptkbp:patentInventor gptkb:Robert_H._Hargreaves
John_Doe.
USA.
gptkbp:patentNumber 05/646,198.
4000005
4000005 B2.
gptkbp:patentOffice gptkb:USPTO
USPTO.
gptkbp:patentStatus Expired.
Abandoned.
Lapsed.
gptkbp:patentType utility
Utility patent.
Non-provisional.
US_4000004_B2.
gptkbp:priorityDate April 30, 1976
gptkbp:publicationNumber 4000005_B2
gptkbp:relatedPatent US 4000004 B2
gptkbp:status expired
gptkbp:subclass 428/424
gptkbp:title Method of making a composite material