diff --git a/GPL-LGPL/derivative-work-slides.pdf b/GPL-LGPL/derivative-work-slides.pdf new file mode 100644 index 0000000..1ac2e0c Binary files /dev/null and b/GPL-LGPL/derivative-work-slides.pdf differ diff --git a/GPL-LGPL/implied-patent-grant-slides.pdf b/GPL-LGPL/implied-patent-grant-slides.pdf new file mode 100644 index 0000000..1b11976 Binary files /dev/null and b/GPL-LGPL/implied-patent-grant-slides.pdf differ