EXHIBIT 4.1 STOCK PURCHASE AGREEMENT THIS AGREEMENT is made and entered into this 1st day of June, 2001 between Pacific Health Laboratories Inc., a Delaware corporation ("Pacific") and Glaxo Wellcome International B.V., a limited liability company...Stock Purchase Agreement • June 14th, 2001 • Pacifichealth Laboratories Inc • Medicinal chemicals & botanical products • Pennsylvania
2- 3 thereto, as amended (the "Series A Agreement"), (v) the rights of first offer provided for in Section 8.4 of the Stock Purchase Agreement dated as of August 6, 1991 between the Company and the investors listed on Schedule A thereto, as amended...Stock Purchase Agreement • May 12th, 2000 • Applied Molecular Evolution Inc • California
BETWEENStock Purchase Agreement • May 15th, 1998 • Signal Pharmaceuticals Inc • California
RECITALSStock Purchase Agreement • September 29th, 1997 • Monsanto Co • Chemicals & allied products • California