Canadian Subclass Details

Description: 154 / (41) Processes (53) Tubes and Cylindrical Structures (53.03) Seamless Textile (53.04) Profiled Surface or Open Helix

Hierarchy/Derived subclasses

154 / 41

-> 53

-> 53.03

-> 53.04

CIPO search

search just 154/53.04

This will show what classes derive from the input. Ex: entering 78/35 shows the derived classes and the search that can be used to find patents in those subclasses.

Display:

Back