2 trademarks were found for owners matching the name Robert Sperber.
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1 TM: 1461301
Desc: SANDMATIC
Owner: Robert Sperber
Class: 3, 8
Status: Registered: Registered/protected
2 TM: 711873
Desc: BUG MATIQUE

Owner: Robert Alan Sperber, Nicola Jayne Sperber
Class: 21
Status: Lapsed: Registration fee not paid on time