Restrictions regulating the advertising or publicity by the acquiring party except where restrictions of such publicity may be required to prevent injury to the supplying party's goodwill or reputation where the advertising or publicity makes reference to the supplying party's name, trade or service marks, trade names or other identifying items, or for legitimate reasons of avoiding product liability when the supplying party may be subject to such liability, or where appropriate for safety purposes or to protect consumers, or when needed to secure the confidentiality of the technology transferred.