. . "These Terms and Conditions of Sale (???Terms and Conditions???) shall govern the sale and license to the original purchaser (???Buyer???) of probe arrays, assays, reagents, instruments, software, and other products and related services (???Products???) from Affymetrix, one of its subsidiaries or authorized sellers named on the invoice or acknowledgement (Affymetrix, Inc. or any of its subsidiaries" . . .