From: Automated Patent Categorization and Guided Patent Search using IPC as Inspired by MeSH and PubMed
IPC code | A61B 5/00 | A61B 17/70 | A61M 25/00 | BO1L 3/00 | G01N 33/543 |
---|---|---|---|---|---|
class definition (abbrev.) | Measurement for diagnostic purposes | Spinal positioners | Catheter | Laboratory glassware | Immunoassay |
 | light | bone | catheter | sample | binding |
 | sensor | portion | distal | fluid | analyte |
Pos. Features | blood | member | tube | channel | sample |
 | patient | screw | lumen | chamber | surface |
 | tissue | spinal | portion | surface | antibody |
 | layer | data | data | data | data |
 | acid | information | time | information | information |
Neg. Features | sequence | signal | signal | image | network |
 | network | method | information | signal | channel |
 | cells | cell | control | recording | transmission |