How do I use an X application on remote system without maintaining any login session to it?

Issue

• How do I open a GUI application on remote system without maintaining login session to the system?
• Login to remote system with SSH X forwarding
• Start any GUI application in background
• Logout from SSH session, the GUI application gets closed

$ ssh -X user@host                   <--connect to the server
$ /path/to/application/binary &     <-- Start GUI application in background
$ exit                                       <---exit the shell
                                               <---the shell in hang state and does not return the login prompt of parent
Ctrl+C                                  <---the shell finally exits, but the process stops
$

• How can I make the process start, using the machine's own X-server, so I can start the process remotely.