(a) Allowance of credit. — A person engaging in this state in developing plant patent, design patent or patents for direct use in a manufacturing process or product and who has an agreement, as defined in section three of this article, is allowed a credit, when computing the person's liability for business franchise tax imposed by article twenty-three of this chapter and corporation net income tax imposed by article twenty-four of this chapter, in the amount allowed under subsection (b) of this section. When the developer is a sole proprietor or a pass-through entity, that amount of the credit remaining after first applying it against the tax liability under article twenty-three of this chapter for the taxable year is allowed when computing the tax imposed by article twenty-one of this chapter on income from the person's business activity. No credit is allowed under this article for any activity, investment, assets, or expenditures for which any of the tax credits authorized under articles thirteen-d, thirteen-e, thirteen-q, thirteen-r, thirteen-s, or thirteen-x of this chapter, has been authorized, taken or allowed. No credit is allowed under this article for any activity, investment, assets, or expenditures for which the tax credits authorized under article thirteen, chapter eighteen-b, has been, authorized, taken or allowed.
(b) Amount of credit. — The amount of credit allowed under this section is equal to twenty percent of the royalties, license fees or other consideration received by the developer during the taxable year from the sale, lease or licensing of a patent developed in this state for direct use in a manufacturing process or product by the person in taxable years beginning on or after January 1, 2011: Provided, That the amount of credit allowed under this section is thirty percent, rather than twenty percent, when the person reinvests at least eighty percent of the amount of the credit claimed for the taxable year in depreciable property purchased for purposes of developing additional patents in this state in taxable years beginning on or after January 1, 2011, or improving upon a patent developed in this state or contributing to a stipend to retain a graduate or post-doctoral student in this state integral to the development of the patents or related technology in taxable years beginning on or after January 1, 2011, during the next taxable year of the person, and the person has an agreement, as defined in section three of this article, for the development of a patent.
(c) Rules for application of credit. — The amount of credit computed under this section is allowed in accordance with the following rules and applied as provided in subsection (d) of this section:
(1) No credit is allowed under this section for royalties, rents, license fees or other consideration received by the developer of the patent for a patent developed outside this state, except as provided in subdivision (2) of this subsection;