definiens: , Section 1.6 shall be amended to read as follows : shall mean use of the Oral Microsphere Technology for oral delivery of Antigens to humans and animals, and ( i ) the exclusive rights to the pulmonary and < PAGE > nasal administration of microencapsulated ricin Antigens to humans and animals, and ( ii ) the exclusive rights to pulmonary and nasal administration of microencapsulated plague Antigens to humans and animals and ( iii ) the non - exclusive rights to the pulmonary and nasal administration of microencapsulated anthrax Antigens to humans and animals . With the exception of pulmonary and nasal administration of microencapsulated anthrax, ricin and plague Antigens, Fields shall EXCLUDE other pulmonary and nasal administration of other antigens and specifically shall NOT include ( a ) use for the delivery of Antigens administered via injections, and all other modes of administration : and ( b ) use for delivery of compounds which are not Antigens by all modes of administration