Flower, S., James, T., Van Den Elsen, J. & Pereira, M., 25 Sep 2014, IPC No. C07B57/00, G01N27/447, G01N33/58, G01N33/58, Patent No. WO2014147395A1, 19 Mar 2014, Priority date 20 Mar 2013, Priority No. GB201305114A
James, Tony, D., Fossey, J. & Van Den Elsen, Johannes, Maria, H., 15 Apr 2010, IPC No. G01N33/50, Patent No. WO2010041037, Priority date 10 Oct 2008, Priority No. GB0818674A