EXHIBIT 1
PROCTER & XXXXXX PHARMACEUTICALS, INC. ("Seller") xxxxxx agrees to
sell to [BUYER'S NAME] ("Buyer"), and Xxxxx agrees to buy from Seller, [number
of shares] shares of Common Stock of REGENERON PHARMACEUTICALS, INC. (the
"Issuer") at $20 per share, or [dollar amount] in the aggregate. Seller agrees
that on March 16, 2001, Seller will deliver or cause to be delivered to Buyer at
[Xxxxx's Address], a certificate or certificates for such shares, duly endorsed
for transfer to Buyer or with an accompanying stock power or powers in customary
form, against payment by Buyer of the purchase price therefor by wire transfer
in immediately available funds to Seller at [bank account] for the account of
The Procter & Xxxxxx Company on March 16, 2001.
Seller represents that Seller is not, and has not been during the
preceding three months, an "affiliate" of the Issuer, as such term is defined in
Rule 144 under the Securities Act of 1933, and that such shares may be sold at
this time by Seller under such Rule 144 without limitation on the amount of
securities sold or the manner of sale.
IN WITNESS WHEREOF, Xxxxx and Seller have signed this Agreement on
March 9, 2001.
PROCTER & XXXXXX PHARMACEUTICALS, INC.
By_________________________
[BUYER]
By_________________________