
| 1 | Additional Representation Sheet | 14 Dec 1971 |
| 1 | Certificate | 14 Dec 1971 |
| 1 | Journal Copy | 14 Dec 1971 |
| 2 | TM-1 | 14 Dec 1971 |
| 2 | Search Report | 14 Dec 1971 |
| 2 | Cover To Cover | 14 Dec 1971 |
| 3 | Journal Copy | 14 Dec 1971 |
| 3 | Examination Report | 14 Dec 1971 |
| 3 | Cover To Cover | 14 Dec 1971 |
| 4 | Cover To Cover | 14 Dec 1971 |
| 4 | Journal Copy | 14 Dec 1971 |
| 4 | TM-1 | 14 Dec 1971 |
| 5 | Search Report | 14 Dec 1971 |
| 5 | Certificate | 14 Dec 1971 |
| 5 | Additional Representation Sheet | 14 Dec 1971 |
| 6 | Examination Report | 14 Dec 1971 |
| 6 | Certificate | 14 Dec 1971 |
| 6 | Additional Representation Sheet | 14 Dec 1971 |
| 7 | TM-1 | 14 Dec 1971 |
| 7 | Search Report | 14 Dec 1971 |
| 7 | Examination Report | 14 Dec 1971 |
| 8 | Other Documents | 27 Apr 1972 |
| 9 | TM-11 | 22 Jan 1973 |
| 10 | Authorization Document (POA) | 30 Nov 1974 |
| 11 | TM-12 | 20 Dec 1978 |
| 12 | TM-11 | 16 Apr 1983 |
| 13 | TM-12 | 09 Aug 1985 |
| 14 | Authorization Document (POA) | 12 Dec 1988 |
| 14 | Note Sheet | 12 Dec 1988 |
| 15 | Note Sheet | 12 Dec 1988 |
| 15 | Authorization Document (POA) | 12 Dec 1988 |
| 16 | File Cover | 05 Jan 2009 |
| 17 | Correspondence | 26 Jun 2012 |
| 18 | Letters related to PRAS | 01 Oct 2018 |