<SEC-DOCUMENT>0001047469-15-002291-index.html : 20150316
<SEC-HEADER>0001047469-15-002291.hdr.sgml : 20150316
<ACCEPTANCE-DATETIME>20150316165634
ACCESSION NUMBER:		0001047469-15-002291
CONFORMED SUBMISSION TYPE:	PRE 14A
PUBLIC DOCUMENT COUNT:		30
CONFORMED PERIOD OF REPORT:	20150612
FILED AS OF DATE:		20150316
DATE AS OF CHANGE:		20150316

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			REGENERON PHARMACEUTICALS INC
		CENTRAL INDEX KEY:			0000872589
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				133444607
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		PRE 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19034
		FILM NUMBER:		15703688

	BUSINESS ADDRESS:	
		STREET 1:		777 OLD SAW MILL RIVER ROAD
		CITY:			TARRYTOWN
		STATE:			NY
		ZIP:			10591
		BUSINESS PHONE:		9143477000

	MAIL ADDRESS:	
		STREET 1:		777 OLD SAW MILL RIVER ROAD
		CITY:			TARRYTOWN
		STATE:			NY
		ZIP:			10591
</SEC-HEADER>
<DOCUMENT>
<TYPE>PRE 14A
<SEQUENCE>1
<FILENAME>a2223157zpre14a.htm
<DESCRIPTION>PRE 14A
<TEXT>
Document 1 - file: a2223157zpre14a.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>g493057.jpg <DESCRIPTION>G493057.JPG <TEXT> Document 2 - file: g493057.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>g244723.jpg <DESCRIPTION>G244723.JPG <TEXT> Document 3 - file: g244723.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>g46255.jpg <DESCRIPTION>G46255.JPG <TEXT> Document 4 - file: g46255.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>g554345.jpg <DESCRIPTION>G554345.JPG <TEXT> Document 5 - file: g554345.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>g683606.jpg <DESCRIPTION>G683606.JPG <TEXT> Document 6 - file: g683606.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g556087.jpg <DESCRIPTION>G556087.JPG <TEXT> Document 7 - file: g556087.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g119515.jpg <DESCRIPTION>G119515.JPG <TEXT> Document 8 - file: g119515.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>g260828.jpg <DESCRIPTION>G260828.JPG <TEXT> Document 9 - file: g260828.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>g220969.jpg <DESCRIPTION>G220969.JPG <TEXT> Document 10 - file: g220969.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>g1011715.jpg <DESCRIPTION>G1011715.JPG <TEXT> Document 11 - file: g1011715.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>g600898.jpg <DESCRIPTION>G600898.JPG <TEXT> Document 12 - file: g600898.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>g559550.jpg <DESCRIPTION>G559550.JPG <TEXT> Document 13 - file: g559550.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>g160057.jpg <DESCRIPTION>G160057.JPG <TEXT> Document 14 - file: g160057.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>g622073.jpg <DESCRIPTION>G622073.JPG <TEXT> Document 15 - file: g622073.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>g391715.jpg <DESCRIPTION>G391715.JPG <TEXT> Document 16 - file: g391715.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>g733702.jpg <DESCRIPTION>G733702.JPG <TEXT> Document 17 - file: g733702.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>g213538.jpg <DESCRIPTION>G213538.JPG <TEXT> Document 18 - file: g213538.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>g841182.jpg <DESCRIPTION>G841182.JPG <TEXT> Document 19 - file: g841182.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>20 <FILENAME>g1039122.jpg <DESCRIPTION>G1039122.JPG <TEXT> Document 20 - file: g1039122.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>21 <FILENAME>g268735.jpg <DESCRIPTION>G268735.JPG <TEXT> Document 21 - file: g268735.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>g631704.jpg <DESCRIPTION>G631704.JPG <TEXT> Document 22 - file: g631704.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>23 <FILENAME>g789032.jpg <DESCRIPTION>G789032.JPG <TEXT> Document 23 - file: g789032.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>24 <FILENAME>g120982.jpg <DESCRIPTION>G120982.JPG <TEXT> Document 24 - file: g120982.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>25 <FILENAME>g549376.jpg <DESCRIPTION>G549376.JPG <TEXT> Document 25 - file: g549376.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>26 <FILENAME>g209997.jpg <DESCRIPTION>G209997.JPG <TEXT> Document 26 - file: g209997.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>27 <FILENAME>g209442.jpg <DESCRIPTION>G209442.JPG <TEXT> Document 27 - file: g209442.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>28 <FILENAME>g405542.jpg <DESCRIPTION>G405542.JPG <TEXT> Document 28 - file: g405542.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>29 <FILENAME>g26533bgi001.gif <DESCRIPTION>G26533BGI001.GIF <TEXT> Document 29 - file: g26533bgi001.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>30 <FILENAME>g26533bgi002.gif <DESCRIPTION>G26533BGI002.GIF <TEXT> Document 30 - file: g26533bgi002.gif
</DOCUMENT> </SEC-DOCUMENT>