TOPSIL
● Live · RegisteredU.S. federal trademark · Serial No. 74031351 · Reg. No. 1676452
Filing Date
February 22, 1990
Registration Date
February 25, 1992
Goods & Services
silicon for the electronic industry
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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.