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)).
   
   4,363,877, Reexam. No. 90/004,928, Feb. 26, 1998, Cl. 435/320.1,
RECOMBINANT DNA TRANFER VECTORS, Howard M. Goodman, et. al., Owner of
Record: The Regents of the University of California, Berkeley, Calif.,
Attorney or Agent: Gary J. Sertich, Arnold White and Durkee, Houston,
Tex., Ex. Gp.: 1801, Requester: Genentech, Inc., c/o Donald L. Rhoads,
Rogers and Wells, New York, N.Y.
   
   4,966,552, Reexam. No. 90/004,926, Feb. 24, 1998, Cl. 433/132,
STERILIZABLE NON-LUBRICATED ROTARY INSTRUMENT FOR DENTAL AND MEDICAL
USE, Donald I. Gonser, Owner of Record: Den-Tal-Ez, Inc., Philadelphia,
Pa. Attorney or Agent: Vickie J. Waitsman, Den Tal Ez Inc., Valley
Forge, Pa., Ex. Gp.: 3616, Requester: New Hampshire Ball Bearings, Inc.,
Chatsworth, Calif., c/o Joel E. Lutzker, Amster Rothstein and Ebenstein,
New York, N.Y.
   
   5,011,515, Reexam. No. 90/004,930, Feb. 27, 1998, Cl. 051/307,
COMPOSITE POLYCRYSTALLINE DIAMOND COMPACT WITH IMPROVED IMPACT
RESISTANCE, Robert H. Frushour, Owner of Record: Inventor, Attorney or
Agent: William H. Hanlon, Jr., Young and Basile, Troy, Mich., Ex. Gp.:
1108, Requester: Gary L. Loser, GE Plastics, Pittsfield, Mass.
   
   5,111,291, Reexam. No. 90/004,924, Feb. 23, 1998, Cl. 348/152, AUTO
FREEZE DISPLAY FOR INTRUSION MONITORING SYSTEM, Charles H. Erickson, et.
al., Owner of Record: Commonwealth Edison Company, Chicago, Ill.,
Attorney or Agent: William A. Webb, Brinks Hofer Gilson and Lione,
Chicago, Ill., Ex. Gp.: 2713, Requester: Owner
   
   5,338,157, Reexam. No. 90/004,929, Feb. 26, 1998, Cl. 417/002,
SYSTEMS AND METHODS FOR COMMUNICATING WITH AMBULATORY MEDICAL DEVICES
SUCH AS DRUG DELIVERY DEVICES, Michael L. Blomquist, Owner of Record:
Sims Deltec, Inc., St. Paul, Minn., Attorney or Agent: Merchant Gould
Smith Edell Welter and Schmidt, Minneapolis, Minn., Ex. Gp.: 3403,
Requester: Owner
   
   5,344,568, Reexam. No. 90/004,927, Feb. 25, 1998, Cl. 210/645,
HEMOFILTRATION SYSTEM AND METHOD, Yuli Kitaevich, et. al., Owner of
Record: Children's Hospital Medical Center, Cincinnati, Ohio, Attorney
or Agent: Wood Herron and Evans, Cincinnati, Ohio, Ex. Gp.: 1306,
Requester: Owner
   
   5,522,993, Reexam. No. 90/004,931, Mar. 2, 1998, Cl. 210/635, PROCESS
AND MEANS FOR DOWN STREAM PROCESSING, Mats Carlsson, et. al., Owner of
Record: Pharmacia Biotech AB, Uppsala, Sweden, Attorney or Agent: Donald
E. Egan, Oakbrook Terrace, Ill., Ex. Gp.: 1306, Requester: Owner
   
   5,618,002, Reexam. No. 90/004,925, Feb. 23, 1998 Cl. 239/657, TRUCK
WITH RETRACTABLE SPREADER MECHANISM, Gary Cervelli, et. al., Owner of
Record: Trius, Inc., Bohemia N.Y., Attorney or Agent: Dilworth and
Barrese, Uniondale, N.Y., Ex. Gp.: 3613, Requester: Owner