2 trademarks were found for owners matching the name John Hallas.
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1 TM: 2113636
Desc: ART BY NHOJ

Owner: John Hallas
Class: 16, 35
Status: Registered: Registered/protected
2 TM: 2113633
Desc: NHOJ
Owner: John Hallas
Class: 35
Status: Registered: Registered/protected