TrademarkDir

Trademark Attorney / Law Firm

DARRELL L. OLSON – Trademark Portfolio

With a filing history spanning 26 years (1983–2015), DARRELL L. OLSON has represented clients in 234 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 0 trademarks have achieved registered status. Areas of expertise include Class 42 (Computer & Scientific) and Class 28 (Toys & Sporting Goods), among 20 Nice Classification classes represented.

234 Total Trademarks
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All (234) Abandoned (93) Cancelled (141)
All Years 2015 2014 2013 2012 2011 2009 2008 2006 2003 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983
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