4 trademarks were found for owners matching the name Christopher Brian Walker.
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1 TM: 665295
Desc: ENVIROCEPT
Owner: Christopher Brian Walker, Anthony Paul Dunne
Class: 1
Status: Lapsed: Registration fee not paid on time
2 TM: 665296
Desc: ENVIROSOLV
Owner: Christopher Brian Walker, Anthony Paul Dunne
Class: 1
Status: Lapsed: Registration fee not paid on time
3 TM: 665292
Desc: BIOFLOW
Owner: Christopher Brian Walker, Anthony Paul Dunne
Class: 3
Status: Lapsed: Not accepted
4 TM: 665294
Desc: BIOFLOW
Owner: Christopher Brian Walker, Anthony Paul Dunne
Class: 11
Status: Lapsed: Not accepted