Complex sentence: Proprietary formats are typically controlled by a private person or organization for the benefit of its applications, protected with patents or as trade secrets, and intended to give the license holder exclusive control of the technology to the (current or future) exclusion of others.
Split into simpler sentences: Proprietary formats are typically controlled by a company or organization for its own benefits, and the restriction of its use by others is ensured through patents or as trade secrets. It is thus intended to give the license holder exclusive control of the technology to the (current or future) exclusion of others.