United States Patent and Trademark Office OG Notices: 22 April 2003

                       Patent Cooperation Treaty Update

Due to changes in currency exchange rates, an increased dollar amount has
been established for the search fee required by the European Patent Office,
with effect from June 1, 2003.  The dollar amount of the search fee
required by the European Patent Office when acting as International
Searching Authority will be $1,020 beginning June 1, 2003.

March 31, 2003                                               JAMES E. ROGAN
                                            Under Secretary of Commerce for
                                  Intellectual Property and Director of the
                                  United States Patent and Trademark Office