July 24, 2003 Mr. Samuel J. Wohlstadter c/o IGEN International, Inc. 16020 Industrial Drive Gaithersburg, MD 20877 Dear Sam: We refer to the Agreement and Plan of Merger, draft dated as of July 24, 2003 (the "Merger Agreement"), among Roche Holding...Igen International Inc /De • July 25th, 2003 • Patent owners & lessors
Company FiledJuly 25th, 2003 IndustryWe refer to the Agreement and Plan of Merger, draft dated as of July 24, 2003 (the "Merger Agreement"), among Roche Holding Ltd, 66 Acquisition Corporation II, IGEN International, Inc. ("IGEN") and IGEN Integrated Healthcare, LLC ("Newco"). Terms used herein and not defined shall have the meanings assigned to such terms in the Merger Agreement.
EXHIBIT 99.1 AGREEMENT AND PLAN OF MERGER Dated as of July 24, 2003,Agreement and Plan of Merger • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors • Delaware
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EXECUTION VERSION TAX ALLOCATION AGREEMENT Dated as of July 24, 2003,Tax Allocation Agreement • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors • New York
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ARTICLE IRelease and Agreement • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors • New York
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ARTICLE 1 DEFINITIONSGlobal Consent and Agreement • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors • Delaware
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IGEN INTERNATIONAL, INC. 16020 INDUSTRIAL DRIVE GAITHERSBURG, MD 20877 July 24, 2003Joint Venture Agreement • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors
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ONGOING LITIGATION AGREEMENTOngoing Litigation Agreement • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors • New York
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EXHIBIT 99.3 POST-CLOSING COVENANTS AGREEMENT Dated as of July 24, 2003,Post-Closing Covenants Agreement • July 25th, 2003 • Igen International Inc /De • Patent owners & lessors • New York
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