Added "All other marks mentioned ..." to trademarks footer.
diff --git a/src/main/docgen/docgen.cjson b/src/main/docgen/docgen.cjson
index 1c98942..5c6bbef 100644
--- a/src/main/docgen/docgen.cjson
+++ b/src/main/docgen/docgen.cjson
@@ -30,7 +30,7 @@
 
 copyrightHolder: "The Apache Software Foundation"
 copyrightHolderSite: "http://apache.org/"
-copyrightSuffix: "Apache FreeMarker, FreeMarker, Apache Incubator, Apache, the Apache FreeMarker logo are trademarks of The Apache Software Foundation."
+copyrightSuffix: "Apache FreeMarker, FreeMarker, Apache Incubator, Apache, the Apache FreeMarker logo are trademarks of The Apache Software Foundation. All other marks mentioned may be trademarks or registered trademarks of their respective owners."
 copyrightStartYear: 1999
 
 seoMeta: {