2 trademarks were found for owners matching the name Oliver Joseph Sperway.
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1 TM: 1081699
Desc: GRN FIRESHIELD
Owner: Oliver Joseph Sperway, , , GRN Australia Pty Ltd
Class: 19
Status: Removed
Not renewed: Renewal fee not paid
2 TM: 1081701
Desc: GREENSHIELD
Owner: Oliver Joseph Sperway, , , GRN Australia Pty Ltd
Class: 19
Status: Removed
Not renewed: Renewal fee not paid