, IOGKF, International Okinawan GojuRyu Karate-do Federation, and
are trademarks created by and legally owned by IOGKF.
The Kenkon symbol
is a registered trademark with the Canadian Intellectual Property Office. The owner of this registration is IOGKF (International Okinawan Goju-Ryu Karate-Do Federation). Registration number TMA1,036,947; file number 1820188; registration date is July 5, 2019.
The mark ‘IOGKF’ is a registered trademark with the Canadian Intellectual Property Office. The owner of this registration is IOGKF (International Okinawan Goju-Ryu Karate-Do Federation). Registration number TMA1,036,961; file number 1820189 registration date is July 5, 2019