SIGMA 500
○ Dead · CancelledU.S. federal trademark · Serial No. 85908445 · Reg. No. 4450677
Filing Date
April 18, 2013
Registration Date
December 17, 2013
Goods & Services
Audio equipment, namely, summing mixers
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Run a free trademark search →Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.