| 1 | TM-1 | 05 Feb 2007 |
| 2 | Correspondence | 24 Feb 2010 |
| 3 | Correspondence | 20 Dec 2010 |
| 4 | Correspondence | 11 Jul 2011 |
| 5 | Correspondence | 05 Oct 2011 |
| 6 | TM-34 | 22 Dec 2011 |
| 7 | TM-12 | 26 Dec 2016 |
| 1 | O3 NOTICE | 4156303 | 27 Oct 2016 | |
| 2 | RENEWAL INTIMATION LETTER | 4565367 | 22 Feb 2017 |