14 C.F.R. § 1245.404 Enforcement of patent rights.
Title 14 - Aeronautics and Space
An exclusive licensee will be authorized to enforce the licensed patent and to sue infringers of the patent at its own expense.
Title 14: Aeronautics and Space
PART 1245—PATENTS AND OTHER INTELLECTUAL PROPERTY RIGHTS
Subpart 4—Foreign Patent Licensing Regulations
§ 1245.404 Enforcement of patent rights.