EXHIBIT 4.4 SIPEX CORPORATION 2002 NONSTATUTORY STOCK OPTION PLAN STOCK OPTION AGREEMENT Unless otherwise defined herein, the terms defined in the Plan shall have the same defined meanings in this Option Agreement. I. NOTICE OF STOCK OPTION GRANT...Stock Option Agreement • November 21st, 2001 • Sipex Corp • Semiconductors & related devices • Massachusetts
EXHIBIT 4.6 SIPEX CORPORATION STOCK OPTION AGREEMENT SIPEX Corporation (the "Company") hereby grants the following option to purchase Common Stock, $.01 par value per share (the "Common Stock"), of the Company pursuant to an action of the Board of...Stock Option Agreement • November 21st, 2001 • Sipex Corp • Semiconductors & related devices • Massachusetts
EXHIBIT 4.5 SIPEX CORPORATION STOCK OPTION AGREEMENT SIPEX Corporation (the "Company") hereby grants the following option to purchase Common Stock, $.01 par value per share (the "Common Stock"), of the Company pursuant to an action of the Board of...Stock Option Agreement • November 21st, 2001 • Sipex Corp • Semiconductors & related devices • Massachusetts
