Request for Reexamination Notice - OG Date: 11 April 1995

                       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)).

   4,296,050, Reexam. No. 90/003,733, Feb. 17, 1995, Cl. 261/112.2,
PACKING ELEMENT FOR AN EXCHANGE COLUMN, Werner Meier, Owner of Record:
Sulzer Bros., Winterthur, Switzerland, Attorney or Agent: Kenyon & Kenyon,
New York, N.Y., Ex. Gp.: 1305, Requester: Thomas L. Cantrell, Jenkins &
Gilchrist, Dallas, Tex.

   4,304,349, Reexam. No. 90/003,728, Feb. 17, 1995, Cl. 227/109, FASTENER
DRIVING TOOL, Raymond F. Novak, et. al., Owner of Record: Duo-Fast Corp.,
Franklin Park, Ill.,  Attorney or Agent: Mason Kolehmainen Rathburn &
Wyss, Chicago, Ill., Ex. Gp.: 3204, Requester: Owner

   4,436,255, Reexam. No. 90/003,731, Feb. 16, 1995, Cl. 242/382.2,
SEATBELT RETRACTOR, Kenji Matsui, et. al., Owner of Record: Kabushiki
Kaisha Tokai-Rika-Denki-Seisakusho, Aichi-Ken, Japan,  Attorney or Agent:
Oliff & Berridge, Alexandria, Va., Ex. Gp.: 2405, Requester: Owner

   4,673,996, Reexam. No. 90/003,734, Feb. 21, 1995, Cl. 360/103, MAGNETIC
HEAD AIR BEARING SLIDER ASSEMBLY UTILIZING TRANSVERSE PRESSURIZATION
CONTOURS, James W. White, Owner of Record:  James W. White, Knoxville,
Tenn., Attorney or Agent: Pitts & Brittain, Knoxville, Tenn., Ex. Gp.:
2512, Requester: David L. Just, New York, N.Y.

   4,701,267, Reexam. No. 90/003,726, Feb. 16, 1995, Cl. 210/806, METHOD
FOR REMOVING LEUKOCYTES, Hiroyuki Watanabe, et. al., Owner of Record:
Asahi Medical Co., Ltd., Tokyo, Japan, Attorney or Agent: Pennie &
Edmonds, New York, N.Y., Ex. Gp.: 1306, Requester: Owner

   4,712,127, Reexam. No. 90/003,727, Feb. 16, 1995, Cl. 257/796, HIGH
RELIABILITY METAL AND RESIN CONTAINER FOR A SEMICONDUCTOR DEVICE, Piero
Colombo, et. al., Owner of Record: SGS-Thomson Microelectronics, Inc.,
Carrollton, Tex.,  Attorney or Agent: Wenderoth, Lind & Ponack, Wash.,
D.C., Ex. Gp.: 2503, Requester: International Rectifier Corp., El Segundo,
Calif.

   4,715,383, Reexam. No. 90/003,739, Feb. 21, 1995, Cl. 128/653, METHOD
FOR REDUCING ARTIFACTS IN NMR IMAGES, Richard L. Ehman, et. al., Owner of
Record:  Mayo Medical Resources, Rochester, Minn., Attorney or Agent:
Quarles & Brady, Milwaukee, Wisc., Ex. Gp.: 3305, Requester: Owner

   4,816,224, Reexam. No. 90/003,729, Feb. 22, 1995, Cl. 422/055, DEVICE
FOR SEPARATING PLASMA OR SERUM FROM WHOLE BLOOD AND ANALYZING THE SAME,
Peter Vogel, et. al., Owner of Record:  Boehringer Mannheim Gmbh,
Mannheim, Fed. Rep. of Germany,  Attorney or Agent: Robert B. Murray,
Nikaido, Marmelstein Murray & Oram, Wash., D.C., Ex. Gp.: 1809, Requester:
Owner

   4,870,519, Reexam. No. 90/003,735, Feb. 21, 1995, Cl. 360/103, UNIFORM
FLYING HEIGHT SLIDER ASSEMBLY WITH IMPROVED DYNAMIC AIR BEARING
CHARACTERISTICS, James W. White, Owner of Record: James W. White,
Knoxville, Tenn., Attorney or Agent: Pitts & Brittain, Knoxville, Tenn.,
Ex. Gp.: 2512, Requester: David L. Just, New York, N.Y.

   5,193,706, Reexam. No. 90/003,730, Feb. 23, 1995, Cl. 220/324, TOOLBOX,
Thomas E. Hanna, et. al., Owner of Record:  Rubbermaid Incorporated,
Wooster, Ohio, Attorney or Agent: Renner Kenner Greive Bobak Taylor &
Weber, Akron, Ohio, Ex. Gp.: 2401, Requester: James Thein, Arlington, Va.

   5,218,995, Reexam. No. 90/003,737, Feb. 23, 1995, Cl. 137/557,
THREE-WAY VALVE ASSEMBLY WITH WATER QUANTITY RECORDING METER FOR A STORAGE
TANK OF THE REVERSE OSMOSIS WATER PURIFIER, Shih-Ping Lee, Owner of
Record: Shih-Ping Lee, Taichung Hsien, Taiwan,  Attorney or Agent: Bacon &
Thomas, Alexandria, Va., Ex. Gp.: 3407, Requester: Specialty Manufacturing
Co., St. Paul, Minn.

   5,288,887, Reexam. No. 90/003,725, Feb. 15, 1995, Cl. 556/137, DIAMINE
PLATINUM(IV) COMPLEXES HAVING MIXED CARBOXYLATE LIGANDS AS ANTITUMOR
AGENTS, Abdul R. Khokhar, et. al., Owner of Record: Board of Regents,
Austin, Tex., Attorney or Agent: Arnold White & Durkee, Houston, Tex., Ex.
Gp.: 1204, Requester: Paul N. Kokulis, Cushman Darby & Cushman,
Washington, D.C.

   5,321,205, Reexam. No. 90/003,711, Feb. 28, 1995, Cl. 174/ 065SS,
ELECTRICAL CONNECTOR FITTING, Jaspal S. Bawa, et. al., Owner of Record:
Thomas & Betts Corp., Memphis, Tenn.,  Attorney or Agent: Robert M.
Rodrick, Thomas & Betts Corp., Memphis, Tenn., Ex. Gp.: 2103, Requester:
Owner

   5,326,692, Reexam. No. 90/003,738, Feb. 21, 1995, Cl. 435/006,
FLUORESCENT MICROPARTICLES WITH CONTROLLABLE ENHANCED STOKES SHIFT, John
M. Brinkley, et. al., Owner of Record: Molecular Probes, Inc., Eugene,
Oreg., Attorney or Agent: Allegra J. Helfenstein, Molecular Probes,
Eugene, Oreg., Ex. Gp.: 1807, Requester: Ralph A. Dowell, Arlington, Va.

   5,336,453, Reexam. No. 90/003,732, Feb. 17, 1995, Cl. 264/057, METHOD
FOR PRODUCING CERAMIC BASED ELECTRONIC COMPONENTS, Russell S. Giller,
Owner of Record: Connecticut Innovations, Inc., Rocky Hill, Conn.,
Attorney or Agent: Delio & Peterson, New Haven, Conn., Ex. Gp.: 1307.
Requester: Kernet Electronics, Inc., Greenville, S.C.

   5,367,884, Reexam. No. 90/003,736, Feb. 22, 1995, Cl. 062/101,
GENERATOR-ABSORBER-HEAT EXCHANGE HEAT TRANSFER APPARATUS AND METHOD AND
USE THEREOF IN A HEAT PUMP, Benjamin A. Phillips, et. al., Owner of
Record: Phillips Engineering Co., St. Joseph, Mich., Attorney or Agent:
Finnegan Henderson Farabow Garrett & Dunner, Wash., D.C., Ex. Gp.: 3404,
Requester: Gas Research Inst., Chicago, Ill.