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| Field | Description | Field Type | XML Source Path | Examples | Multivalued | Indexed | Stored | Required |
|---|---|---|---|---|---|---|---|---|
| patent-document/bibliographic-data/technical-data | ||||||||
| icl | IPCR display | string | ./classifications-ipcr | Not indexed | x | |||
| x |
| cpcl | CPC display | string | ./classifications-cpc | Not indexed | x |
| x |
| uscl | US national class display | string | ./classification-national/@country=US | Not indexed | x |
| x |
| ficl | JP national class display | string | ./classification-national/@country=JP | Not indexed | x |
| x |
| ic | international classification | alexandria_string |
A61K 9/00 becomes: A | x | x |
| xxicl1 - icl5 | tokenized international classification** | alexandria_string |
| icl1:A icl2:A61 icl3:A61K icl4:A61K0009 icl5:A61K000900 | x | x |
| cpc | CP classification | alexandria_string |
A61K 9/2893 becomes: A | x | x |
| xxcpcl1-cpcl5 | tokenized CP classification** | alexandria_string |
A61K 9/2893 becomes: cpcl1:A | x | x |
| uc | US classification | alexandria_string |
| 161 161234 | x | x |
| xxucl1-ucl3 | tokenized US classification** | alexandria_string |
| ucl1:161 ucl2:161234 | x | x |
| fi | FI classification | alexandria_string |
A63F 5/04 513B becomes: A | x | x |
| xxfil1-fil5 | tokenized FI classification** | alexandria_string |
A63F 5/04 513B becomes: fil1:A | x | x |
| fterm | F-Terms | alexandria_string | ./fterm-info/fterms | A A61 A61K A61K0001 A61K00010000001 | x | x | x |
| ecla | ECLA classification | alexandria_string | ./classification-ecla | A A61 A61K A61K0001 A61K00010000001 | x | x | x |
**Note: Classification levels for ic, cpc, are indexed as follows:fi, and ecla
...
l1=class
l2=class+subclass (as an integral number)
l3=class+subclass with trailing decimal if exists
...
| Tip | ||
|---|---|---|
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For more information about the content of the fields listed, see the XML Content Description for technical-data classification. |
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