United States Patent and Trademark Office OG Notices: 03 August 2004

                 Request for Inter Partes Reexamination Filed

   6,520,401, Reexam. C.N. 95/000,047, Requested Date: Jun.
24, 2004, Cl. 228/194, Title: DIFFUSION BONDING OF GAPS, Inventor:
Warren Martin Andre Miglietti, Owners of Record: Sermatech
International, Inc., Limerick, PA, Attorney or Agent: Daniel A.
Monaco, Drinker Biddle & Reath, LLP, Philadelphia, PA, Ex. Gp.: 1725,
Requester: Third Party Requester: Joseph Liburdi, Liburdi Engineering,
Limited, Dundas, Ontario, Canada, (Attny. Is: Frederick F. Calvetti,
Smith Gambrell & Russell, LLP, Washington, DC) Real Party in Interest:
Same as Third Party Requester