Ubuntu font package fonts-tlwg-umpush-otf
You can install these fonts by opening a terminal and executing
sudo apt-get install "fonts-tlwg-umpush-otf"
See also: installing software on Ubuntu, installing software on debian, and general fonts-tlwg-umpush-otf package information.
Umpush-Bold-ObliqueUmpush font family with style Oblique
Umpush-LightUmpush font family with style Normal