Product Patent

Product Patent. Means all letters patent of the United States and foreign jurisdictions, including any and all extensions, reissues, re-extensions and renewals thereof, that are now owned by the Grantor or are acquired by the Grantor during the term of this Patent and Trademark Security Agreement, and are necessary or beneficial for the use, development, manufacture, marketing, sale or distribution of the Product, and all letters patent of the United States or foreign jurisdictions that issue from Product... Patent Applications, including, but not limited to: (1) all letters patent of the United States listed in Exhibit A hereto or added thereto by written agreement of the parties during the term of this Patent and Trademark Security Agreement; and (2) all letters patent of the United States that claim know-how that is now owned by the Grantor or that is acquired by the Grantor during the term of this Patent and Trademark Security Agreement ("Grantor Know-How") and are necessary or beneficial for the use, development, manufacture, marketing, sale or distribution of the Product in the Territory. Provided, that the term Product Patent does not include claims under the Product Patents that do not relate to the Product, are not necessary for the use, development, manufacture, marketing, sale or distribution of the Product in the Territory, and are, as a condition to the consummation of the transactions contemplated by the Asset Purchase Agreement, licensed by Photogen to Alliance pursuant to a license agreement of even date herewith. View More