Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
gptkb:US766997A
|
| gptkbp:assignee |
gptkb:PPG_Industries_Inc.
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:fieldOfInvention |
alkali metal silicates
|
| gptkbp:filingDate |
1958-10-13
|
| gptkbp:inventedBy |
gptkb:John_W._McCune
|
| gptkbp:language |
English
|
| gptkbp:priorityDate |
1958-10-13
|
| gptkbp:publicationDate |
1963-01-08
|
| gptkbp:status |
expired
|
| gptkbp:title |
Method of making alkali metal silicates
|
| gptkbp:bfsParent |
gptkb:Semiconductor_device-and-lead_structure
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
US3072842A
|