As most golfers know, Callaway Golf and Acushnet (aka Titleist) have been keeping patent litigation attorneys fed and nicely clothed for years. In fact, their golf ball patent dispute has been one of the most widely covered patent litigation cases in recent history. If this is news to you then check out my POST from December 2007 summarizing the jury verdict (and yes the case is still ongoing). Today, the love continues with two new golf ball patent infringement lawsuits. Callaway sued Acushnet over the converted 2007 Pro V1’s and the new 2009 Pro V1x golf balls, and Acushnet sued Callaway over the Tour i and Tour ix golf balls. Callaway alleges infringement of USPN’s 6495633 and 6623381, while Acushnet alleges infringement of USPN’s 6913547, 7255656, 7226369, 6945880, 7473195, 7491137, 6905426, 7455601, and 6180040. You can review the Callaway Complaint HERE and the Acushnet Complaint HERE, but for your convenience I have reproduced some of the more interesting points from the Callaway Complaint below....
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