Please guide me for getting intern in chennai law firm

Hello all,

I am Hemalatha from Chennai. I have completed my Mechanical engineering in 2003 and worked in patent abstraction field for 7 years. Currently i have planned to write patent agent exam as i am passion about the field. I am looking for an internship or full time job in that patent agent field in chennai. Please guide me in getting internship or permanent job in chennai law firms..

Thanks

R. A. Hemalatha