** to verify the search strategy
*Control patents are found by running a query with narrow keywords, and in this process litigation's and file wrappers are also looked at.
{|border="0" cellspacing="2" width="100%"
|align = "center" bgcolor = "#538ED5"|<font color="#FFFFFF">'''S.No'''</font>
|align = "center" bgcolor = "#538ED5"|<font color="#FFFFFF">'''Patent/Publication No.'''</font>
|align = "center" bgcolor = "#538ED5"|<font color="#FFFFFF">'''Title'''</font>
|align = "center" bgcolor = "#538ED5"|<font color="#FFFFFF">'''Abstract'''</font>
{|border="2" cellspacing="0" cellpadding="4" width="100%"
|align = "center" bgcolor = "#538ED5"|<font color="#FFFFFF">'''S.No'''</font>