definiens: means, collectively, the ClariVein ® IC sys tem and the ClariVein ® OC system, which are specialty infusion and occlusion catheter systems w ith rotating wire tips designed for the controlled 360 - degree dispersion of 7 physician - specified agents to the targeted treatmen t area, as developed by the Sellers prior to the Cl osing and, for purposes of Section 1.4, as may be improved or modi fied by Purchaser or its Affiliates after the Closi ng or means any federal, state, local or foreign income, gross receipts, branch profits, li cense, payroll, employment, excise, severance, stamp, occu pation, premium, windfall profits, environmental, c ustoms duties, capital stock, franchise, profits, withhold ing, social security, unemployment, disability, rea l property, personal property, sales, use, transfer, registrati on, ad valorem, value added, alternative or add - on minimum, estimated, or other tax of any kind whatsoever, inc luding any interest, penalty, or addition thereto, whether disputed or not and including any obligation to ind emnify or otherwise assume or succeed to the Tax li ability of any other Person by Legal Requirement, by Contract or otherwise but excluding for this purpose Contrac ts entered into in the ordinary course of business not pertain ing primarily to Taxes