Winston-Salem, NC -- (SBWIRE) -- 01/11/2013 -- Unwired Planet (NASDAQ:UPIP) $1.31. Announced Thursday after market close that it has entered into a patent purchase agreement with Ericsson whereby Ericsson will transfer to Unwired Planet 2,185 issued US and international patents and patent applications.The transferred patents significantly broaden Unwired Planet’s Mobile Internet-focused portfolio and include 753 United States issued patents related to 2G, 3G and LTE technologies.