| 1 | Additional Representation Sheet | 24 Sep 2009 |
| 2 | Power of Attorney | 24 Sep 2009 |
| 3 | TM-1 | 24 Sep 2009 |
| 4 | Correspondence | 05 Dec 2011 |
| 5 | Power of Attorney | 05 Jul 2013 |
| 6 | TM-16 | 05 Jul 2013 |
| 7 | TM-6 | 12 Nov 2013 |
| 8 | TM-16 | 17 Aug 2015 |
| 9 | Letters related to PRAS | 16 Aug 2016 |
| 10 | RTI | 09 Aug 2019 |