| 1 | Correspondence | 30 Sep 1991 |
| 2 | Renewal Certificate | 17 Oct 2005 |
| 3 | Authorization Document (POA) | 21 Jun 2013 |
| 4 | TM-12 | 02 Sep 2015 |
| 5 | Authorization Document (POA) | 09 Sep 2015 |
| 6 | TM-12 | 09 Sep 2015 |
| 7 | Renewal Certificate | 09 Sep 2015 |
| 8 | Correspondence | 09 Sep 2015 |