Sometimes It's Not What You Say...
February 3, 2009
. . . It's who says it -- at least when it comes to patent attorneys offering expert testimony in an infringement case. In Sundance, Inc. v. Demonte Fabricating Ltd., the district court allowed a patent attorney to testify on issues of infringement and validity even though the attorney had no expertise in the technology covered by the patent. Reversing, the Federal Circuit said the evidentiary requirements regarding expert testimony apply to all experts, even patent attorneys. The court said that unless a patent lawyer also happens to have separate technical qualifications, any testimony from that attorney on technical issues is improper and thus inadmissible. Interestingly, the panel then looked to KSR and determined that it could decide the issue of obviousness itself -- because the technology the patent covered was "simple."
Read more on the Advanced Patent Trial Strategies website...
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