UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940 |
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Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. | SEC 1473 (7-02) | ||
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. |
1. Title of Derivative Security (Instr. 4) |
2. Date Exercisable and Expiration Date (Month/Day/Year) |
3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) |
4. Conversion or Exercise Price of Derivative Security | 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5) |
6. Nature of Indirect Beneficial Ownership (Instr. 5) |
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Date Exercisable | Expiration Date | Title | Amount or Number of Shares |
Reporting Owner Name / Address | Relationships | |||
Director | 10% Owner | Officer | Other | |
PFIZER INC 235 EAST 42ND STREET NEW YORK, NY 10017 |
 |  X |  |  |
Susan Grant, Assistant Secretary of Pfizer Inc. | 01/04/2008 | |
**Signature of Reporting Person | Date |
* | If the form is filed by more than one reporting person, see Instruction 5(b)(v). |
** | Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
(1) | Includes 23,798,732 shares that were purchased in a tender offer by Corvette Acquisition Corp., including 40,048 shares that are subject to guaranteed delivery procedures. |
(2) | Corvette Acquisition Corp. recently completed a tender offer for all of the outstanding shares of the issuer. Corvette Acquisition Corp. is a wholly-owned subsidiary of Pfizer Vaccines LLC. Pfizer Vaccines LLC is a wholly-owned subsidiary of Pfizer Inc. |
 Remarks: This report is being filed by Pfizer Inc. on behalf of itself, its wholly-owned subsidiary Pfizer Vaccines LLC and its indirect wholly-owned subsidiary Corvette Acquisition Corp.  Corvette Acquisition Corp. is a wholly-owned subsidiary of Pfizer Vaccines LLC. |