Who owns the CSI trademark?

The CSI trademark is owned by CUSTOM SCIENTIFIC INSTRUMENTS, INC..

What class is the CSI trademark registered in?

The CSI trademark is registered in Class 026 (Lace, embroidery, ribbons, buttons & haberdashery).

The USPTO serial number for CSI is 72249413.

CSI is registered under USPTO registration number 847348.

Updated Nov 1, 2026·32 searches this week

CSI

ABANDONED

Lace and embroidery, and haberdashery ribbons and bows; buttons, hooks and eyes, pins and needles; artificial flowers; hair decorations; false hair.

Class 026Lace, embroidery, ribbons, buttons & haberdashery

US codes: 026

First use anywhere: Oct 10, 1963

First use in commerce: Oct 10, 1963

Lace and embroidery, and haberdashery ribbons and bows; buttons, hooks and eyes, pins and needles; artificial flowers; hair decorations; false hair.

This description is as filed with the USPTO and defines the scope of trademark protection.

Recently filed and registered marks in the same international class.

72248781

ATLAS ELECTRIC DEVICES CO.