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)).

   5,224,775, Reexam. S.N. 90/005,516, Oct. 12, 1999, Cl. 374/011,
METHOD AND APPARATUS FOR MODULATED DIFFERENTIAL ANALYSIS, Michael
Reading, et. al., Owner of Record: TA Instruments, Inc., New Castle, DE,
Attorney or Agent: Alsan Bagdadi, Crowell and Moring, Washington, DC,
Ex. Gp.: 2859, Requester: Lawrence B. Goodwin, Orrick Herrington and
Sutcliffe, New York, NY

   5,346,306, Reexam. S.N. 90/005,517, Oct. 12, 1999, Cl. 374/010,
METHOD AND APPARATUS FOR MODULATED DIFFERENTIAL ANALYSIS, Michael
Reading, et. al., Owner of Record: TA Instruments, Inc., New Castle, DE,
Attorney or Agent: Alsan Bagdadi, Crowell and Moring, Washington, DC,
Ex. Gp.: 2859, Requester: Lawrence B. Goodwin, Orrick Herrington and
Sutcliffe, New York, NY

   5,371,017, Reexam. S.N. 90/005,512, Oct. 8, 1999, Cl. 435/320.1,
HEPATITUS VIRUS C PROTEASE, Michael Houghton, et. al., Owner of Record:
Chiron Corp., Emeryville, CA, Attorney or Agent: Alisa A. Harbin, Chiron
Corp., Emeryville, CA, Ex. Gp.: 1646, Requester: Owner

   5,439,291, Reexam. S.N. 90/005,518, Oct. 12, 1999, Cl. 374/011,
METHOD AND APPARATUS FOR AC DIFFERENTIAL THERMAL ANALYSIS, Michael
Reading, Owner of Record: TA Instruments, Inc., New Castle, DE, Attorney
or Agent: Alsan Bagdadi, Crowell and Moring, Washington, DC, Ex. Gp.:
2859, Requester: Lawrence B. Goodwin, Orrick Herrington and Sutcliffe,
New York, NY

   5,527,368, Reexam. S.N. 90/005,515, Oct. 12, 1999, Cl. 051/298,
COATED ABRASIVES WITH RAPIDLY CURABLE ADHESIVES, Stanley J. Supkis, et.
al., Owner of Record: Norton Co., Worchester, MA, Attorney or Agent:
David Bennett, Norton Co., Worcester, MA, Ex. Gp.: 1755, Requester: 3M
Innovative Properties Co., St. Paul, MN

   5,533,499, Reexam. S.N. 90/005,509, Oct. 4, 1999, Cl. 128/200.24,
NASAL DILATOR, Bruce C. Johnson, Owner of Record: Creative Integration
and Design, Inc., St. Paul, MN, Attorney or Agent: Theodore F. Neils,
Kinney and Lange, Minneapolis, MN, Ex. Gp.: 3735, Requester: JMS Labs
Ltd., Matawan, NJ; c/o J. Georg Seka, Townsend and Townsend and Crew,
San Francisco, CA

   5,585,258, Reexam. S.N. 90/005,513, Oct. 8, 1999, Cl. 435/219,
HEPATITUS VIRUS C PROTEASE, Michael Houghton, et. al., Owner of Record:
Chiron Corp., Emeryville, CA, Attorney or Agent: Alisa A. Harbin, Chiron
Corp., Emeryville, CA, Ex. Gp.: 1633, Requester: Owner

   5,586,408, Reexam. S.N. 90/005,510, Oct. 6, 1999, Cl. 047/1.01R,
SURFACE FOR SPORTS AND OTHER USES, Jerry G. Bergevin, Owner of Record:
Turf Stabilization Technologies, Inc., Cincinnati, OH, Attorney or
Agent: Wood Herron and Evans, Cincinnati, OH, Ex. Gp.: 3643, Requester:
Owner

   5,597,691, Reexam. S.N. 90/005,514, Oct. 8, 1999, Cl. 435/023,
HEPATITUS VIRUS C PROTEASE, Michael Houghton, et. al., Owner of Record:
Chiron Corp., Emeryville, CA, Attorney or Agent: Alisa A. Harbin, Chiron
Corp., Emeryville, CA, Ex. Gp.: 1623, Requester: Owner

   5,753,253, Reexam. S.N. 90/005,511, Oct. 7, 1999, Cl. 424/439,
COMPOSITION AND METHOD FOR INDUCING SAFETY, James H. Meyer, Owner of
Record: Inventor, Attorney or Agent: Peter J. Davis, Fulbright and
Jaworski, Washington, DC, Ex. Gp.: 1615, Requester: Owner