Requests for Reexaminations 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)).

   4,197,278, Reexam. No. 90/004,183, Mar. 14, 1996, Cl. 423/243.08,
SEQUENTIAL REMOVAL OF SULFUR OXIDES FROM HOT GASES, Dennis C. Gehri, et.
al., Owner of Record: ABB Flakt, Inc., Knoxville, Tenn.,  Attorney or
Agent: St. Onge Steward Johnston & Reens, Stamford, Conn., Ex. Gp.:
1103, Requester: Oblon Spivak McClelland Maier & Neustadt, Arlington, Va.

   4,535,907, Reexam. No. 90/004,181, Mar. 13, 1996, Cl. 220/2.1A,
CATHODE-RAY TUBE, Kiyoshi Tokita, et. al., Owner of Record: Tokyo
Shibaura Denki Kabushiki Kaisha, Tokyo, Japan,  Attorney or Agent:
Banner Birch McKie & Beckett, Washington, D.C., Ex. Gp.: 3207,
Requester: Owner

   4,537,322, Reexam. No. 90/004,182, Mar. 13, 1996, Cl. 220/2.1A, GLASS
ENVELOPE FOR A CATHODE-RAY TUBE, Hisafumi Okada, et. al., Owner of
Record: Tokyo Shibaura Denki Kabushiki Kaisha, Tokyo, Japan,  Attorney
or Agent: Banner Birch McKie & Beckett, Washington, D.C., Ex. Gp.: 3207,
Requester: Owner

   4,671,490, Reexam. No. 90/004,180, Mar. 13, 1996, Cl. 251/335.2,
DIAPHRAGM VALVE, Terrence J. Kolenc, et. al., Owner of Record: Nupro
Co., Willoughby, Ohio,  Attorney or Agent: Christopher B. Fagan, Fay
Sharpe Beall Fagan Minnich & McKee, Cleveland, Ohio, Ex. Gp.: 3407,
Requester: Owner

   4,714,339, Reexam. No. 90/004,178, Mar. 12, 1996, Cl. 356/4.09, THREE
AND FIVE AXIS LASER TRACKING SYSTEMS, Kam C. Lau, et. al., Owner of
Record: United States of America as represented by the Sec. of Commerce,
Washington, D.C., Attorney or Agent: John H. Raubitschek, Dept. of
Commerce, Washington, D.C., Ex. Gp.: 2505, Requester: Owner

   5,398,193, Reexam. No. 90/004,179, Mar. 12, 1996, Cl. 364/468, METHOD
OF THREE-DIMENSIONAL RAPID PROTOTYPING THROUGH CONTROLLED LAYERWISE
DEPOSITION EXTRACTION AND APPARATUS THEREFOR, Alfredo O de Angelis,
Owner of Record: Inventor,  Attorney or Agent: Robert H. Rines, Rines
and Rines, Concord, N.H., Ex. Gp.: 2306, Requester: Lynn J. Alstadt,
Buchanan Ingersoll Professional Corp., Pittsburgh, Pa.

   5,445,638, Reexam. No. 90/004,184, Mar. 14, 1996, Cl. 606/051,
BIPOLAR COAGULATION AND CUTTING FORCEPS, Mark A. Rydell, Owner of
Record: Everest Medical Corp., Minneapolis, Minn.,  Attorney or Agent:
Thomas J. Nikolai, Haugen & Nikolai, Minneapolis, Minn., Ex. Gp.: 3309,
Requester: Owner