This was done online, ie created documents, digitally signed using class III digital signatures procured from TCS and paid thru SBI net banking.
Idea for this patent came when I saw a news article on Dec 12th in Times of India and saw a good potential of converting my skills and knowledge into a commercial product. I am also in process of applying for grant from Ministry of Science and Technology which provide grant of upto 60L for entrepreneur under TePP scheme. Dr A S Rao heads this deptt. He also maintains a blog.