Section 1 Addressing patent thickets
“(7)
“(A) A person who brings an action for infringement of a patent under this section against a party described in subparagraph (B) may assert in the action not more than one patent per Patent Group.
“(B) A party described in this subparagraph is—
“(i) a person who—
“(I) submits an application for approval of a drug under subsection (b)(2) or (j) of section 505 of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 355), or is a holder of such an approved application; or
“(II) submits an application for licensure of a biological product under section 351(k) of the Public Health Service Act (42 U.S.C. 262(k)), or is a holder of such a licensure; or
“(ii) a person making, using, selling, offering for sale, introducing or delivering into interstate commerce, or importing—
“(I) a drug approved pursuant to an application under subsection (b)(2) or (j) of section 505 of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 355); or
“(II) a biological product licensed under section 351(k) of the Public Health Service Act (42 U.S.C. 262(k)).
“(C) A person who brings an action described in subparagraph (A) asserting a patent against a party may not bring any additional actions described in that subparagraph asserting a patent in the same Patent Group against that party.
“(D)
“(i) For purposes of this paragraph, the term Patent Group means 2 or more commonly owned patents or applications that—
“(I) are identified on 1 or more disclaimers under section 253 to obviate obviousness-type double patenting of another commonly owned patent; or
“(II) are subject to 1 or more disclaimers under section 253 to obviate obviousness-type double patenting of another commonly owned patent.
“(ii) For purposes of clause (i)(I)—
“(I) each patent or application that identifies the same patent or application on a disclaimer under section 253 is part of the same Patent Group; and
“(II) each patent or application that is identified on a disclaimer under section 253 is part of the same Patent Group as the patent or application subject to the disclaimer.”