No, we can't use a patented method even if we don't sell stuff we make with it. From the USPTO site: "Patent infringement is the act of making, using, selling,

No, we can't use a patented method even if we don't sell stuff we make with it. From the USPTO site: "Patent infringement is the act of making, using, selling, or offering to sell a patented invention... http://www.uspto.gov/patents-maintaining-patent/patent-litigation/about-patent-infringement http://www.uspto.gov/patents-maintaining-patent/patent-litig...