When told about Briatore's remarks, Kovalainen said in Brazil on Thursday: "I don't have any problem with Flavio.
Circuit of the Americas: three corners in detail
Nico Hulkenberg will not sub for Kimi Raikkonen in the final two races.
Fernando Alonso may miss US GP in Austin, Texas.
Kimi Raikkonen will not race in Texas or Sao Paulo due to back surgery.
Kvyat needs to first obtain his super licence before he turns a wheel during a Formula One practice session. The Russian was at the Young Drivers Test in July.
The Korean Grand Prix looks set to join India in Formula One exile, as Bernie Ecclestone trims the 2014 calendar to a maximum of 20 races. Austrai, Russia and New Jersey (USA) may be on the 2014 schedule.
Mystery team investors located in the United States of America and Canada are apparently planning to take control of the former HRT Formula One operations and hope to be on track this year.