Ex parte Block

This document cites

• US Code - 35 U.S.C. § 6 Patent Trial and Appeal Board
• US Code - 35 U.S.C. § 103 Conditions For Patentability; Non-Obvious Subject Matter
• US Code - 35 U.S.C. § 134 Appeal to the Patent Trial and Appeal Board
• R. v. Warkentin et al., (1976) 9 N.R. 301 (SCC)