ESP’s 2008 amicus brief, submitted to the US Court of Appeals for the Federal Circuit for the case in re Bilski:

• Download ESP 2008 amicus brief (PDF)

Related links:

• in re Bilski – about the 2008 CAFC case (en.swpat.org wiki)
• Bilski v. Kappos – about the 2009/2010 Supreme Court case (en.swpat.org wiki)
• FSF+ESP 2009 Supreme Court amicus brief (PDF)