definiens: means all Infonnation, whether or not patentable, regarding a Party 's technology, products, business or objectives, which is designated as confidential in writing by the Disclosing Party, whether by letter or by the use of an appropriate stamp or legend, prior to or at thc time any such information or material is dIsclosed to the Receiving Party . Notwithstanding the foregoing, Infonnation which is orally, electronically or visually disclosed by a Party, or is disclosed in writing without an appropriate Jetter, stamp or legend, shall constitute Confidential Infonnation of a Party ( a ) if the Disclosing Party, within thirty ( 30 ) days after such disclosure, delivers to the other Party a written document or documents describing the Infonnation and referencing the place and date of such oral, visual, electronic or written disclosure and the names of the persons to whom such disclosure was made or ( b ) such Information is of the type that is customarily considered to be confidential by persons engaged in activities that are substantially similar to the activities being engaged in by the Parties pursuant to this Agreement