-The precise conditions of the licenses for PSPP are found in the
-General Public Licenses that accompany them. This manual specifically
+Finally, any free program is threatened constantly by software
+patents. We wish to avoid the danger that redistributors of a free
+program will individually obtain patent licenses, in effect making the
+program proprietary. To prevent this, we have made it clear that any
+patent must be licensed for everyone's free use or not licensed at all.
+
+The precise conditions of the license for @pspp{} are found in the
+GNU General Public License. You should have received a copy of
+the GNU General Public License along with this program; if not, write
+to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
+Floor, Boston, MA 02110-1301 USA. This manual specifically