LH
○ Dead · CancelledU.S. federal trademark · Serial No. 74336481 · Reg. No. 1814889
Filing Date
December 3, 1992
Registration Date
January 4, 1994
Goods & Services
printed visual acuity test charts for children and illiterate adults
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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.