They were commissioned from the design agency ParaType by Rospechat, a department of the Russian Ministry of Communications, to celebrate the 300th anniversary of Peter the Great's orthography reform and to create a font family that supported all the different variations of Cyrillic script used by the minority languages of Russia, as well as the Latin alphabet.
[4][5] The fonts include Latin and Cyrillic characters and covers almost all minority languages of the Russian Federation.
They also include a caption style: this is a wider version of the typeface with a greater x-height (taller lower-case letters), designed for legibility at small font sizes and on outdoor signs.
Commercial releases include for PT Sans additional light, demi-bold, extra bold and black weights, in regular, narrow, condensed and extra-condensed styles.
PT Serif gains an additional 32 styles, with narrow and extended widths, black, extra-bold and demi-bold weights.