International Patent Granted -

1. Mycobacterium tuberculosis specific DNA fragment. Ranjana Srivastava, Deepak Kumar, B.S. Srivastava. US Patent no. 6114514, 05. 09. 2000  

2. Mycobacterium tuberculosis specific  DNA  fragment. Ranjana  Srivastava, Deepak Kumar, B.S. Srivastava. US Patent no. 6,242,585 B1, 5. 6. 2001.

3. Mycobacterium tuberculosis specific  DNA  fragment. Ranjana Srivastava, Deepak Kumar, B.S. Srivastava. European Patent EP0945462.; Germany, England, France and Netherland. 08/02/2006

4. Antitubercular extracts of Salicornia brachiata. M. R. Rathod, B. D. Shethia  J. B. Pandya  P. K. Ghosh  P.J. Dodia  Brahm S. Srivastava  Ranjana Srivastava  A. Srivastava  V. Chaturvedi  . Vairamani U S patent 20070020351, 25.01. 2007.

5. Herbal  extracts  of Salicornia species,  process  of    preparation  thereof,  use  thereof    against  tuberculosis   preparation thereof, use thereof against tuberculosis M. R. Rathod  B. D. Shethia  J B.Pandya,  P.  K.  Ghosh  P.  J.  Dodia    Brahm  S.  Srivastava  Ranjana  Srivastava  A.  Srivastava  V. Chaturvedi US Patent  20070248704,   25. 10. 2007. 

National Patents Granted -

1. A process for the production of bifunctional glucose and cellobiose inhibition resistant  cellulase from a new microorganism Bacillus subtilis . R. . Srivastava and B.S. Srivastava. Patent no 187232; 29.9.2002 

2. A  process  for  the production  of  bifunctional  cellulase  from Escherichia  coli. R.  Srivastava K.K. Srivastava and B.S. Srivastava. Patent no. 187959; 3.7. 2003. 

3. A  process  for  the  preparation  of  novel  combinatorial  library  of  3 substituted  amino-3-glycosylated propanoates  useful  as  antifungal  and  antibacterial  agents.  R.P.  Tripathi,  B.  Kundu,  P.  K.  Shukla,  S. Sinha, Ranjana Srivastava, A. Srivastava, V. Chaturvedi, K. K. Srivastava, Brahm Shanker Srivastava. Patent no. 194984; 17.03.2006 

4. A   novel   combinatorial   library   of   3-substituted   amino-3-glycosylated propanamides   useful   as antifungal  and  antibacterial  agents. R.  P.  Tripathi,  P. K.  Shukla,  S.  Sinha,  Ranjana  Srivastav,  A. Srivastava, V. Chaturvedi, K. K. Srivastava, Brahm Shanker Srivastava. Patent no. 196956; 23.06.2006.

5. A  process  for  the  preparation  of  novel  combinatorial  library  of  N1 - glycosylated  and  N3-substituted ureas and thioureas useful as antitubercular agents .  R. P. Tripathi, V. K. Tiwari, R. C. Mishra, Ranjana Srivastava, S. Sinha , A. Srivastava, V. Chaturvedi, K. K. Srivastava, Brahm Shanker Srivastava. Patent no. 199556; 16.10.2006. 

6. A process for the preparation of novel N1 , N ndi glycosylated diaminoalcohol useful in chemotherapy of  tubercular  infections.    R.  P.  Tripathi,  V. K.  Tiwari,  N.  Tewari, Ranjana  Srivastava,  A.  Srivastava,  V. Chaturvedi, K.K. Srivastava, S. Sinha, B. S. Srivastava, Patent no. 199829; 28.9.2007.

7. Mycobacterium tuberculosis specific DNA fragments,a set of oligonucleotide primers and a kit thereof useful for rapid diagnosis of Mycobacterium tuberculosis infection in clinical samples. Ranjana Srivastava, Deepak Kumar & Brahm Shanker Srivastava Patent No. 244289. 29 Nov. 2010 

8. C-3 alkyl or arylalkyl substituted 2,3- dideoxy glucopyranosides and a process for preparation thereof. Ram Sagar, Mohd. Saquib, Arun Kumar Shaw, Anil Nilkanth Gaikwad, Sudhir Kumar Sinha, Anil Srivastava, Vinita Chaturvedi, Manju Yashoda Krishnan, Ranjana Srivastava & Brahm Shanker Srivastava Patent No. 257469. 05. 10.2013.

Sequences Submitted In EMBL Database -

Two  Mycobacterium fortuitum  insertion sequences IS 219 and IS220. Sequence submitted to EMBL Accession AJ 315500. 2002. These are new IS elements.