Properties (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
patent
|
| gptkbp:abstract |
A method for producing a composite material.
|
| gptkbp:applicationNumber |
US_3,222,221
|
| gptkbp:assignee |
gptkb:Hargreaves_Industries,_Inc.
|
| gptkbp:citedBy |
gptkb:US_4,123,456
|
| gptkbp:class |
428/423
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:examiner |
gptkb:John_Doe
|
| gptkbp:fieldOfInvention |
composite materials
|
| gptkbp:filingDate |
April 12, 1963
|
| https://www.w3.org/2000/01/rdf-schema#label |
US 3,222,221 B2
|
| gptkbp:inventor |
gptkb:Robert_H._Hargreaves
|
| gptkbp:issuedOn |
December 14, 1965
|
| gptkbp:language |
English
|
| gptkbp:numberOfClaims |
10
|
| gptkbp:numberOfFigures |
3
|
| gptkbp:patentFamily |
Hargreaves_composite_patents
|
| gptkbp:patentType |
utility
|
| gptkbp:priorityDate |
April 12, 1963
|
| gptkbp:publications |
B2
|
| gptkbp:relatedPatent |
US_3,456,789
|
| gptkbp:status |
expired
|
| gptkbp:subclass |
428/424
|
| gptkbp:title |
Method of making a composite material
|