{PuB. Law 768.| 3 directly or indirectly to the United States for supplies, equipment, or materials already delivered to or for the Government which royal- ties have not been paid to the licensor prior to the effective date of the notice provided for in section 1 hereof. Sections 1 and 2 of this Act shall remain in force only during the continuance of the present war and for six months after the termination thereof, except that as to rights accrued or liabilities incurred prior to termination thereof, the provisions of this Act shall be treated as remaining in force and effect for the purpose of settling, sustaining, qualifying, or defeating any suit or claim hereunder. Src. 8. The head of each department or agency of the Government may issue such rules and regulations and require such information as may be necessary and proper to carry out the provisions of this Act. The provisions of section 10 (1) of an Act approved July 2, 1926 (44 Stat. 787), as amended, and title XIII of Public Law 507, Seventy-seventh Congress, shall be applicable, to the owner, licensor, or licensee of an invention, whether patented or unpatented, manu-- factured, used, sold, or otherwise disposed of for the United States, and the term “defense contract” as used in said, Act shall mean and include an agreement for the payment of royalty, regardless of the date of such agreement, under or by virtue of which royalty is directly or indirectly paid by the Government or included within the contract price for property sold to or manufactured for the Gov- ernment. Src. 9. Nothing herein contained shall be deemed to preclude the applicability of Section 403 of Public Law 528, Seventy-seventh Con- gress, as the same may be heretofore or hereafter amended so far as the same may be applicable. Src. 10. If any provision of this Act or the application of any provision to any person or circumstance shall be held invalid, or if any provision of this Act shall be inoperative by its terms, the validity or applicability of the remainder of the Act shall not be affected thereby. Approved, October 31, 1942.