EXHIBIT 2.2 FIRST AMENDMENT TO AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER FIRST AMENDMENT TO AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER, dated as of July 15, 2002 (this "First Amendment"), by and among Amgen Inc., a Delaware corporation...Agreement and Plan of Merger • July 15th, 2002 • Amgen Inc • Biological products, (no disgnostic substances) • Delaware
Contract Type FiledJuly 15th, 2002 Company Industry Jurisdiction
EXHIBIT 8.1 [LETTERHEAD OF LATHAM & WATKINS] July 15, 2002 Amgen Inc. One Amgen Center Drive Thousand Oaks, California 91320 Re: Amended and Restated Agreement and Plan of Merger by and among Amgen Inc., AMS Acquisition Inc. and Immunex Corporation...Amgen Inc • July 15th, 2002 • Biological products, (no disgnostic substances)
Company FiledJuly 15th, 2002 Industry