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)).

   5,458,803, Reexam. No. 90/004,878, Dec. 23, 1997, Cl. 252/192, ACID
EMISSION REDUCTION, Klaus Oehr, Owner of Record: Dynamotive Corp.,
Vancouver, Canada, Attorney or Agent: Robert A. Millman, Morrison and
Foerster, Washington, D.C., Ex. Gp.: 1208, Requester: Bruce D. Sonstein,
Bromberg and Sonstein, Boston, Mass.

   5,645,805, Reexam. No. 90/004,879, Dec. 23, 1997, Cl. 423/239.1,
REDUCTION OF ACID RAIN AND OZONE DEPLETION PRECURSORS, Klaus Oehr, et.
al., Owner of Record: Dynamotive Corp., Vancouver, Canada, Attorney or
Agent: Robert A. Millman, Morrison and Foerster, Washington, D.C., Ex.
Gp.: 1103, Requester: Bruce D. Sonstein, Bromberg and Sonstein, Boston,
Mass.

   5,679,383, Reexam. No. 90/004,880, Dec. 23, 1997, Cl. 425/141, DUAL
FLEXIBLE LIP EXTENSION APPARATUS, John W. Ryan, et. al., Owner of
Record: Extrusion Dies Inc., Chippewa Falls, Wis., Attorney or Agent:
William C. McCracken, Marshall, O'Toole, Gerstein, Murray and Borun,
Chicago, Ill., Ex. Gp.: 1305, Requester: Timothy R. Kroboth, Charlotte,
N.C.