• All sections
• C - Chemistrymetallurgy
• C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
• C09K 19/18 - Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a carbon chain the chain containing carbon-to-carbon triple bonds, e.g. tolans

Patent holdings for IPC class C09K 19/18

Total number of patents in this class: 520

10-year publication summary

Principal owners for this class