Schedule 3.19 contains a complete and accurate list and summary of all Intellectual Property, including, without limitation, the Biorefinery Patents, owned or possessed by the Seller, or which the Seller has the right to use pursuant to a valid and enforceable patent, written license, sublicense, agreement, or permission (collectively and together with the Intangible Personal Property, the “ Intellectual Property Assets ”). Such Intellectual Property Assets constitute all of the Intellectual Property necessary for the operation of the Business of the Seller as presently conducted. The Seller is the owner or licensee of all right, title and interest in and to each of the Intellectual Property Assets, free and clear of all Liens. The Seller has the right to use all of the Intellectual Property Assets without payment to any third party. The Seller owns or has the right to use pursuant to ownership, license, sublicense, agreement, permission or free and unrestricted availability to general public all of the Intellectual Property Assets used by such Seller. To Seller’s knowledge, neither Seller nor its managers, directors and officers has ever received any charge, complaint, claim, demand, or notice alleging any such interference, infringement, misappropriation, or violation (including any claim that the Seller must license or refrain from using any intellectual property rights of any third party). To the Knowledge of Seller, no third party has interfered with, infringed upon, misappropriated, or otherwise come into conflict with any proprietary intellectual property rights of the Seller.