9270 362 20260506 N 19980608 4 HELLER EHRMAN ETAL. WILLIAM SCHMONSEES 525 UNIVERSITY AVENUE PALO ALTO, CA 94301-1900 ASSIGNMENT OF ASSIGNOR'S INTEREST LAU, JOHN R. 19980520 GEHO, W. BLAIR 19980520 SNEDEKER, GEORGE H. 19980521 SDG, INC. 2317A GATEWAY DRIVE WOOSTER OHIO 44691 US 60085969 X0 19980519 TARGETED LIPOSOMAL DRUG DELIVERY SYSTEM