Properties (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
patent
|
| gptkbp:abstract |
A method for producing a composite material.
|
| gptkbp:applicationNumber |
05/469,155
|
| gptkbp:applicationType |
Utility
|
| gptkbp:assignee |
gptkb:Hargreaves_Industries,_Inc.
|
| gptkbp:citedBy |
gptkb:US_patent_5,678,901
gptkb:US_patent_4,123,456 |
| gptkbp:claims |
10
|
| gptkbp:class |
Composite materials
|
| gptkbp:examiner |
gptkb:John_Doe
|
| gptkbp:fieldOfUse |
composite materials
|
| gptkbp:filingDate |
May 15, 1974
|
| https://www.w3.org/2000/01/rdf-schema#label |
US patent 3,888,888
|
| gptkbp:inventor |
gptkb:Robert_H._Hargreaves
|
| gptkbp:inventorCountry |
gptkb:United_States
|
| gptkbp:issuedOn |
June 10, 1975
|
| gptkbp:legalStatus |
Lapsed
|
| gptkbp:patentFamily |
Hargreaves_composite_patents
|
| gptkbp:patentNumber |
3,888,888
|
| gptkbp:patentOffice |
gptkb:United_States_Patent_and_Trademark_Office
|
| gptkbp:priorityDate |
March 15, 1974
|
| gptkbp:relatedTo |
gptkb:US_patent_3,456,789
|
| gptkbp:status |
expired
|
| gptkbp:subclass |
Reinforced plastics
|
| gptkbp:title |
Method of making a composite material
|