In the first oral communication with a customer or in the first written response to an inquiry by a customer; or other than an oral communication or written response the primary purpose of which is to arrange an appointment with the invention developer for presentation of his invention development services, the invention developer shall cause the following disclosures to be made in writing and delivered to each customer:
     (a) A statement of the fee charged, if known, or a statement of the approximate range of fees charged; and a statement of the approximate portion of the fee charged, if any, that will be expended for services relating to patent matters.
     (b) A statement that the invention developer does not intend to expend more for the invention development services than the fee charged the customer, if, in fact, it does not, and if it does intend to expend more than the fee charged, a statement of the estimated expenditures of the invention developer in excess of the fee received from the customer.
     (c) A statement as follows:
     “Any contract for invention development services between you and ourselves will be regulated by law. We are not qualified or permitted to advise you whether protection of your invention is available under the patent laws of the United States or any other laws. If your invention is patentable or infringes an existing valid patent, your failure to inquire into these matters may affect your rights to your invention. Disclosure of your invention on a nonconfidential basis may also adversely affect your rights.”