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)).

   5,108,420, Reexam. S.N. 90/006,043, Apr. 28, 1992, Cl.
606/213, APERTURE OCCLUSION DEVICE, Lloyd Marks, Owner of Record:
Inventor, Attorney or Agent: Blank Rome Comisky and
McCauley, LLP, Washington, DC, Ex. Gp.: 3731, Requester: Owner

   5,172,111, Reexam. S.N. 90/006,044, Jun. 27, 2001, Cl.
340/825.31, STORED MEDIA SCREENING DEVICE, John W. Olivo, Jr., Owner of
Record: Inventor, Attorney or Agent: None, Ex. Gp.: 2635,
Requester: Owner

   5,471,669, Reexam. S.N. 90/006,039, Jun. 20, 2001, Cl.
902/025, COUPON SAVINGS ACCOUNT SYSTEM, David G. Lidman, Owner of
Record: Alchemist and Co., Inc., West Roxbury, MA, Attorney
or Agent: Robert E. Hunt, Wolf, Greenfield and Sacks, Boston, MA, Ex.
Gp.: 2876, Requester: UPromise, Inc., Brookline, MA

   5,559,041, Reexam. S.N. 90/006,041, Jun. 22, 2001, Cl.
436/529, IMMUNOASSAY DEVICES AND MATERIALS, Jemo Kang, et. al., Owner
of Record: PMB-Selfcare LLC, Waltham, MA, Attorney or Agent:
Birch Stewart Kolasch and Birch, Falls Church, VA, Ex. Gp.: 1641,
Requester: Steven B. Kelber, Piper Marbury Rudnick and Wolfe LLP,
Washington, DC

   5,980,416, Reexam. S.N. 90/006,040, Jun. 20, 2001, Cl.
475/230, DIFFERENTIAL FOR A VEHICLE, Sven B. Gafvert, Owner of Record:
Rolf Gafvert, Sugarland, TX; and Ulf Gafvert, Washbarn, WI,
Attorney or Agent: Schwegman Lundberg Woessner and Kluth,
Minneapolis, MN, Ex. Gp.: 3681, Requester: Owners

   6,179,076, Reexam. S.N. 90/006,042, Jun. 22, 2001, Cl.
180/065.1, MOTORIZED CHAIR BASE, Geoffrey R. Fernie, et. al., Owner of
Record: Sunnybrook and Women's College Health Sciences Centre,
North York, Ontario, Canada, Attorney or Agent: Bereskin and Parr,
Toronto, Ontario, Canada, Ex. Gp.: 3619, Requester: Owner

   6,234,998, Reexam. S.N. 90/006,045, Jun. 28, 2001, Cl.
604/131, SEALLESS ROTARY BLOOD PUMP, Richard K. Wampler, Owner of
Record: Kriton Medical, Inc., Chicago, IL, Attorney or
Agent: George H. Gerstman, Seyfarth Shaw, Chicago, IL, Ex. Gp.: 3763,
Requester: Owner