Results for burden of proof

Microsoft Corp. v. i4i Ltd. Partnership

Case Number: CLB0275

Date: 06.09.2011

Congress specified the applicable standard of proof for an invalidity defense in 1952 when it codified the common-law presumption of patent validity. Specifically, a patent is presumed valid unless proven invalid by clear and convincing evidence.

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Exigent Technology Inc. v. Atrana Solutions Inc.

Case Number: CLB0135

Date: 03.22.2006

Where the non-moving party (patentee) bears the burden of proving infringement, in a motion for summary judgment nothing more is required than the filing of a summary judgment motion stating that the patentee had no evidence of infringement and pointing to the specific ways in which accused systems did not meet the claim limitations.

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