Federal Circuit Says Software Is Unpatentable When It Merely Implements Mental Steps
On Tuesday, the Federal Circuit affirmed Judge Patel's grant of summary judgment of invalidity of software patent claims asserted in CyberSource v. Retail Decisions. In its Decision, the Federal Circuit explains that a method that can be performed purely mentally is unpatentable under 35 U.S.C. § 101, even if the claim is tied to computer hardware.
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