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Exhibit 10.18
Samaritan Pharmaceuticals, Inc. and Samaritan Pharmaceuticals
Ireland Ltd.,
agreement with Pharmaplaz Ltd., Research, Development and
Commercialization
Collaboration Agreement Supplement
This Supplement Agreement ("Licensing Collaboration") between
Samaritan
Pharmaceuticals, Inc. and Samaritan Pharmaceuticals Ireland Ltd.
("Samaritan")
with Pharmaplaz Ltd. ("Pharmaplaz") is made and entered into as
of the effective
date below. Samaritan and Pharmaplaz have entered into this
agreement for the
purpose of allocating between the parties certain rights
relating to an SP-01A
project to be carried out by Pharmaplaz and Samaritan
(hereinafter referred to
as the "PARTIES").
1. Licensing Collaboration Samaritan hereby issues a
collaboration license to
Pharmaplaz for SP-01A (an HIV oral entry inhibitor) which
includes all pending
or issued patent rights, technology rights, technical know how,
and rights to
inventions made by Samaritan.
2. Financial and Contractual Terms
<TABLE>
<CAPTION>
a. Upon execution of this Licensing Collaboration, Pharmaplaz
agrees to pay Samaritan as follows:
<S> <C> <C> <C> <C>
Payment 1 March 16, 2007 US$1,400,000
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Payment 2 September 16, 2007 US$8,600,000
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