European Patent Classification Thesauri Added to INPADOCDB/INPAFAMDB, GBFULL, FRFULL, and PCTFULL
Thesauri for ECLA (European patent classifications) and ICO are now available in the following databases:
The European patent classification codes are searchable in the fields /EPC (ECLA codes) and /ICO (in computer only codes), respectively. See HELP THESAURUS and HELP RCODES for further details. Both thesauri will be updated on a monthly basis.
The thesauri can be used with the EXPAND and SEARCH command in the EPC and ICO fields. The following relationship codes are available:
Code Description ---------- ----------- ALL All usually required terms (BT, SELF, DEF, NT) AUTO Automatic relationship (BT, SELF, DEF, NT) BT Broader terms (BT, SELF) CODE Classification Code (SELF, CODE) DEF Definition (SELF, DEF) HIE Hierarchy terms (all broader and narrower terms) (BT, SELF, DEF, NT)KT
Keyword terms (SELF, KT) MAX All associated terms NEXT Next classification within the same class (SELF, NEXT) NEXT(n) Next n classifications within the same class NT Narrower terms PREV Previous Code within the same class (SELF, PREV) PREV(n) Previous n classifications within the same class TI Complete title including broader terms (BT, SELF)