SEC Comment Letter for REGENERON PHARMACEUTICALS, INC. (REGN) (CIK 0000872589) (REGN) — Jul 23, 2007
REGENERON PHARMACEUTICALS, INC. (REGN) (CIK 0000872589)
Date: July 23, 2007 · CIK: 0000872589 · Accession: 0000000000-07-035627
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File numbers found in text: 000-19034
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Mail Stop 6010
Via Facsimile and U.S. Mail
July 18, 2007
Dr. Leonard S. Schleifer, M.D., Ph.D
President and Chief Executive Officer
Regeneron Pharmaceuticals, Inc.
777 Old Saw Mill River Road
Tarrytown, New York 10591-6707
Re: Regeneron Pharmaceuticals, Inc.
Form 10-K for fiscal year ended December 31, 2006
File No. 000-19034
Dear Dr. Schleifer:
We have completed our review of your Form 10-K and have no further comments
at this time.
Sincerely,
Jim B. Rosenberg
Senior Assistant Chief Accountant