US 3,456,816 A

URI: https://gptkb.org/entity/US_3%2C456%2C816_A
GPTKB entity
Statements (55)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a composite material with improved properties.
gptkbp:applicationNumber 05/197,123
gptkbp:applicationPublication US_1968/001234_A.
gptkbp:applicationStatus abandoned.
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Hargreaves_Industries,_Inc.
gptkbp:citedBy gptkb:US_4,123,456_A
gptkbp:claims 10 claims.
gptkbp:class C08L 23/00
gptkbp:country United_States.
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfInvention composite materials
gptkbp:filingDate November 1, 1967
https://www.w3.org/2000/01/rdf-schema#label US 3,456,816 A
gptkbp:internationalClassification C08L 23/00
gptkbp:inventor gptkb:Robert_H._Hargreaves
gptkbp:inventorResidence gptkb:United_States
gptkbp:issueDate July 15, 1969
gptkbp:issuedOn July 15, 1969
gptkbp:legalStatus lapsed.
gptkbp:maintenanceFee not paid.
gptkbp:patentAbstract A method for producing a composite material.
gptkbp:patentAssignee gptkb:Hargreaves_Industries,_Inc.
gptkbp:patentCitation Cited in 20 patents.
cited in 20 subsequent patents.
United_States.
gptkbp:patentClaim 10 claims.
gptkbp:patentClassification C08L 23/00.
C08L.
gptkbp:patentDescription A method for producing a composite material with improved properties.
Method of making a composite material.
gptkbp:patentExpiration July 15, 1986.
gptkbp:patentFamily Hargreaves_composite_patents.
gptkbp:patentFamilyMembers US_3,456,817_A,_US_3,456,818_A.
gptkbp:patentField Composite materials.
gptkbp:patentFilingDate July 15, 1969.
November 1, 1967.
gptkbp:patentInventor John_Doe.
Robert_H._Hargreaves.
gptkbp:patentLitigation none.
gptkbp:patentMaintenanceFee Not paid.
gptkbp:patentNumber 3,456,816.
gptkbp:patentOwner gptkb:Hargreaves_Industries,_Inc.
gptkbp:patentStatus Expired.
Abandoned.
gptkbp:patentType utility patent
Utility.
Non-provisional.
US_3,456,817_A.
gptkbp:priorityDate March 15, 1967
gptkbp:relatedPatent gptkb:US_3,456,817_A
gptkbp:status expired
gptkbp:technologyArea materials science.
gptkbp:title Method of making a composite material