It would likely be a cooperative effort, because LFL owned the materials and Fox was the rightful distributor. The trick is convincing someone to put the $ in. That has always been the issue, and the only real hope besides convincing a company bigwig was to convince a lesser project to be funded, such as a Criterion one-off using best available print materials.
In an industry that has let a Hitchcock masterpiece (The 1956 The Man Who Knew Too Much) fall into absolute disrepair due to simple negligence over a period of 28 years, there is virtually no hope of an OOT restoration.