diff --git a/demo.html b/demo.html
index bc87589..7e949d9 100644
--- a/demo.html
+++ b/demo.html
@@ -1,3 +1,12 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <a href="demos/firebase.html">firebase-element</a>
 <br>
 <a href="demos/login.html">firebase-login</a>
diff --git a/demos/firebase.html b/demos/firebase.html
index c9e81bd..3a1737a 100644
--- a/demos/firebase.html
+++ b/demos/firebase.html
@@ -1,3 +1,12 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <!doctype html>
 <html>
 <head>
diff --git a/demos/login.html b/demos/login.html
index 74887ab..d13e0dc 100644
--- a/demos/login.html
+++ b/demos/login.html
@@ -1,3 +1,12 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <!doctype html>
 <html>
 <head>
diff --git a/firebase-element.html b/firebase-element.html
index 128cfed..22fac35 100644
--- a/firebase-element.html
+++ b/firebase-element.html
@@ -1,3 +1,12 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <link rel="import" href="firebase-import.html">
 <link rel="import" href="../polymer/polymer.html">
 
diff --git a/firebase-import.html b/firebase-import.html
index d428b9d..0b4a5f4 100644
--- a/firebase-import.html
+++ b/firebase-import.html
@@ -1 +1,10 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <script src='../firebase/firebase.js'></script>
\ No newline at end of file
diff --git a/firebase-login.html b/firebase-login.html
index fae1ba2..582da98 100644
--- a/firebase-login.html
+++ b/firebase-login.html
@@ -1,3 +1,12 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <link rel="import" href="firebase-import.html">
 <link rel="import" href="firebase-simple-login-import.html">
 <link rel="import" href="../polymer/polymer.html">
diff --git a/firebase-simple-login-import.html b/firebase-simple-login-import.html
index 1272d27..915c87c 100644
--- a/firebase-simple-login-import.html
+++ b/firebase-simple-login-import.html
@@ -1 +1,10 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <script src='../firebase-simple-login/firebase-simple-login.js'></script>
\ No newline at end of file
diff --git a/metadata.html b/metadata.html
index 71c1cda..1a77f1c 100644
--- a/metadata.html
+++ b/metadata.html
@@ -1,3 +1,12 @@
+<!--
+    @license
+    Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+    This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+    The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+    The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+    Code distributed by Google as part of the polymer project is also
+    subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+-->
 <x-meta id="firebase-element" label="Firebase Element" group="More Elements">
 
   <template>
