| 1 | Power of Attorney | 25 Jun 1991 |
| 1 | TM-1 | 25 Jun 1991 |
| 2 | Power of Attorney | 25 Jun 1991 |
| 2 | TM-1 | 25 Jun 1991 |
| 3 | Additional Representation Sheet | 25 May 2009 |
| 4 | TM-12 | 24 Jun 2011 |
| 5 | TM-R(RENEWAL WITH SURCHARGE) | 06 Jul 2021 |
| 1 | O3 NOTICE | 11294055 | 5153301 | 23 Mar 2021 |
| 2 | RENEWAL INTIMATION LETTER | 11814535 | 13 Jul 2021 |