Requests for Reexamination Filed

   Notice under 37 CFR 1.11(c). The requests for reexamination listed below
are open to inspection by the general public in the indicated Examining
Groups. Copies of the requests and related papers may be obtained by paying
the fee therefor established in the Rules (37 CFR 1.19(a)).
   In the event correspondence to the patent owner is not received, this
notice will be considered to be constructive notice to the patent owner
and reexamination will proceed (37 CFR 1.248(a)(5) and 1.525(b)).

   4,758,156, Reexam. S.N. 90/005,904, Jan. 4, 2001, Cl. 433/081, TOOL FOR
USE IN APPLYING FILLER MATERIAL TO AN ENDODONTICALLY PREPARED ROOT CANAL,
Willaim B. Johnson, Owner of Record: Dentsply International, Inc., York,
PA, Attorney or Agent: James B. Bieber, Dentsply International, Inc., York,
PA, Ex. Gp.: 3732, Requester: Owner

   6,067,096, Reexam. S.N. 90/005,907, Jan. 8, 2001, Cl. 345/473, METHOD
AND SYSTEM FOR GENERATING REALISTIC COLLISIONS IN GRAPHICAL SIMULATIONS,
John Nagle, Owner of Record: John Nagle, Menlo Park, CA, Attorney or Agent:
Gary T. Aka, Townsend and Townsend and Crew, San Francisco, CA, Ex. Gp.:
2671, Requester: Owner

   6,095,611, Reexam. S.N. 90/005,905, Jan. 5, 2001, Cl. 297/440, MODULAR
BACKREST SYSTEM FOR A WHEELCHAIR, Christopher A. Bar, et. al., Owner of
Record: Roho, Inc., Belleville, IL, Attorney or Agent: Ned W. Randle,
Polster Lieder Woodruff and Lucchesi, St. Louis, MO, Ex. Gp.: 3636,
Requester: Owner

   6,136,339, Reexam. S.N. 90/005,906, Jan. 6, 2001, Cl. 424/439, FOOD
SUPPLEMENTS AND METHODS COMPRISING LIPOIC ACID AND CREATINE, Paul T.
Gardiner, Owner of Record: Paul T. Gardiner, Brampton Ontario, Canada,
Attorney or Agent: Dinsmore and Shohl, Cincinnati, OH, Ex. Gp.: 1615,
Requester: Anton J. Hopen, Smith and Hopen, Clearwater, FL