To enable clipboard operations in Delphi you must add the following line to the bottom of the rmpHTML_TLB.pas file 

procedure Register;
begin
  RegisterComponents(dtlOcxPage, [THTMLed]);
  RegisterComponents(dtlServerPage, [TclsDirectoryList, TclsDirectoryItem]);
end;

initialization           // add this
  OleInitialize(nil);  // add this

finalization            // add this
  OleUninitialize;    // add this

end.

To prevent GPL errors when closing applications containing the control implement the following into each form containing the control. 

procedure TForm1.FormActivate(Sender: TObject);
  var lKey: widestring;
begin

  lKey := 'demoKey';

  htmled1.setLicenceKey (lKey);
 
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin

   HTMLed1.Free;

end;