diff --git a/src/chronos-invitation.h b/src/chronos-invitation.h
new file mode 100644
index 0000000..7f660db
--- /dev/null
+++ b/src/chronos-invitation.h
@@ -0,0 +1,74 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013, Regents of the University of California
+ *                     Yingdi Yu
+ *
+ * BSD license, See the LICENSE file for more information
+ *
+ * Author: Yingdi Yu <yingdi@cs.ucla.edu>
+ */
+
+#ifndef CHRONOS_INVITATION_H
+#define CHRONOS_INVITATION_H
+
+
+#include <ndn.cxx/fields/name.h>
+
+class ChronosInvitation
+{
+public:
+  ChronosInvitation() {}
+
+  ChronosInvitation(const ndn::Name& interestName);
+
+  ChronosInvitation(const ChronosInvitation& invitation);
+
+  virtual
+  ~ChronosInvitation() {};
+
+  inline const ndn::Name&
+  getInviteeNameSpace() const
+  { return m_inviteeNameSpace; }
+
+  inline const ndn::Name&
+  getChatroom() const
+  { return m_chatroom; }
+
+  inline const ndn::Name&
+  getInviterPrefix() const
+  { return m_inviterPrefix; }
+
+  inline const ndn::Name&
+  getInviterCertificateName() const
+  { return m_inviterCertificateName; }
+
+  inline const ndn::Blob&
+  getSignatureBits() const
+  { return m_signatureBits; }
+
+  inline const ndn::Name&
+  getInviterNameSpace() const
+  { return m_inviterNameSpace; }
+
+  inline const ndn::Blob&
+  getSignedBlob() const
+  { return m_signedBlob; }
+  
+  inline const ndn::Name&
+  getInterestName() const
+  { return m_interestName; }
+
+private:
+  ndn::Name m_interestName;
+
+  ndn::Name m_inviteeNameSpace;
+  ndn::Name m_chatroom;
+  ndn::Name m_inviterPrefix;
+  ndn::Name m_inviterCertificateName;
+  ndn::Blob m_signatureBits;
+  ndn::Name m_inviterNameSpace;
+
+  ndn::Blob m_signedBlob;
+};
+
+#endif