In 2008 when 3044 nano related patents were granted, a record year. Already nearly 700 more nano related patents have been granted in 2009. If the pace continues through November and December, more than 4,400 nano related patents will have been granted by the end of December.
A total of 20,459 nano related U.S. patents have been granted through November 1, 2009 and there are more than 39,000 nano related patent applications pending.