2 trademarks were found for owners matching the name Grenville Frederick.
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1 TM: 1691723
Desc: ATOMIC ROCK
Owner: Mark, Kevin Geoffrey, Grenville Frederick
Class: 41
Status: Registered: Renewal due
2 TM: 646328
Desc:
Owner: Grenville Frederick Charles Duce
Class: 35
Status: Lapsed: Registration fee not paid on time