Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
patent classification system
|
| gptkbp:covers |
technology sectors
|
| gptkbp:developedBy |
gptkb:Derwent_Information
|
| https://www.w3.org/2000/01/rdf-schema#label |
Derwent Manual Codes
|
| gptkbp:introducedIn |
1960s
|
| gptkbp:purpose |
categorize patent documents
|
| gptkbp:relatedTo |
gptkb:Cooperative_Patent_Classification
gptkb:International_Patent_Classification |
| gptkbp:structure |
alphanumeric codes
|
| gptkbp:usedBy |
gptkb:Derwent_World_Patents_Index
gptkb:researchers patent professionals intellectual property analysts |
| gptkbp:usedFor |
patent analysis
patent searching |
| gptkbp:usedIn |
patent databases
|
| gptkbp:bfsParent |
gptkb:Derwent_World_Patents_Index
|
| gptkbp:bfsLayer |
7
|