<SEC-DOCUMENT>0000000000-15-018741-index.html : 20150624
<SEC-HEADER>0000000000-15-018741.hdr.sgml : 20150624
<ACCEPTANCE-DATETIME>20150331101655
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0000000000-15-018741
CONFORMED SUBMISSION TYPE:	UPLOAD
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150331

FILED FOR:		

	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:		UPLOAD

	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
PUBLIC REFERENCE ACCESSION NUMBER:		0001047469-15-002291 [HTML]
</SEC-HEADER>
<DOCUMENT>
<TYPE>LETTER
<SEQUENCE>1
<FILENAME>filename1.pdf
<TEXT>
Document 1 - file: filename1.pdf

</DOCUMENT>
</SEC-DOCUMENT>