sentences:  Perez financed those efforts with billions in licensing fees from Kodak's intellectual property, but analysts warned that Kodak was burning through cash too quickly and could eventually run out.On January 19, 2012 Kodak officially filed for Chapter 11 bankruptcy protection, under which the company had until February, 2013 to provide an acceptable restructuring plan.In a video message, Antonio Pérez was quoted as saying, “What everyone should expect from Kodak is business as usual.” Many business critics point out that "business as usual" is the problem with the Kodak Business model.