• Technology trends
  • Patent search
  • Sign In
  • Sign Up
Patent classifications
C
CHEMISTRY; METALLURGY
Load children
C07
ORGANIC CHEMISTRY
Load children
C07C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
Load children
2603/00
Systems containing at least three condensed rings
Load children Filter patents View analytics View as hierarchy
C07C2603/56
Ring systems containing bridged rings
Load children Filter patents View analytics View as hierarchy
C07C2603/58
containing three rings
Load children Filter patents View analytics View as hierarchy
C07C2603/76
containing at least one ring with more than six ring members
Load children Filter patents View analytics View as hierarchy
C07C2603/78
containing seven-membered rings
Filter patents View analytics View as hierarchy