[Code of Federal Regulations] [Title 48, Volume 1] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 48CFR28.105-2] [Page 553] TITLE 48--FEDERAL ACQUISITION REGULATIONS SYSTEM CHAPTER 1--FEDERAL ACQUISITION REGULATION PART 28_BONDS AND INSURANCE--Table of Contents Subpart 28.1_Bonds and Other Financial Protections Sec. 28.105-2 Patent infringement bonds. (a) Contracts providing for patent indemnity may require these bonds only if-- (1) A performance bond is not furnished; and (2) The financial responsibility of the contractor is unknown or doubtful. (b) The contracting officer shall determine the penal sum.