Ripper (racquet) explained

Ripper is a racquetball racquet. It is labeled with the word titanium, the slogan "Crushing power", the registered trademark "Wilson", as well as the "U.S. Pat. No. 6,935,975". According to the on-line United States Patent and Trademark Office as of May 11, 2007, there were only two "live" trademarks for the full mark, "Ripper".^[1] The racquet is also labeled with "Ripper" followed by the trademark symbol "TM". Wilson Sporting Goods claims that the racquet is made in China and has a:

• weight of 215 grams,

• head size of 108 square inches,

• string tension of 33 to 35 lbf, and

• an even balance.^[2]

Notes

1. "Trademark Electronic Search System." United States Patent and Trademark Office. 11 May 2007, URL Link,(Database search for term: "Ripper")
2. Ripper. Chicago: Wilson Sporting Goods Co., 2005. (Promotional information with racquet)