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. 90/004,491, Dec. 19, 1996, Cl. 435/320.1,
RECOMBINANT DNA TRANSFER VECTORS, Howard M. Goodman, Owner of Record:
The Regents of The University of California, Berkeley, Calif.,  Attorney
or Agent: Gary J. Sertich, Arnold White & Durkee, Houston, Tex., Ex.
Gp.: 1801, Requester: Margaret B. Kelley, Rogers & Wells, New York, N.Y.

   4,854,198, Reexam. No. 90/004,492, Dec. 19, 1996, Cl. 081/098, HAND
WRENCHING TOOL, Ronald W. Batten, Owner of Record: Fairchild Holding
Corp., Chantilly, Va.,  Attorney or Agent: Robert E. Strauss, Plante &
Strauss, Santa Ana, Calif., Ex. Gp.: 3203, Requester: Owner

   4,919,631, Reexam. No. 90/004,495, Nov. 7, 1996, Cl. 441/040,
UNDERWATER DIVING SYSTEM, Michael Stafford, Owner of Record: Scuba
International, Inc., Michael Stafford, Cameron Park, Calif. Attorney or
Agent: Bernhard Kreton, Sacramento, Calif., Ex. Gp.: 3102, Requester:
Owner

   4,956,821, Reexam. No. 90/004,490, Dec. 18, 1996, Cl. 366/008, SILO
AND DELIVERY SYSTEM FOR PRE-MIXED DRY MORTAR BLENDS TO BATCH MIXERS,
Terrance P. Fenelon, Owner of Record: Spec Mix, Inc., Vadnais Heights,
Minn., Attorney or Agent: Merchant Gould Smith Edell Wetter & Schmidt,
St. Paul, Minn., Ex. Gp.: 3405, Requester: Owner

   5,501,103, Reexam. No. 90/004,489, Dec. 20, 1996, Cl. 073/514.29,
TWO-PART ELECTROMAGNETIC DRIVE FOR A DOUBLE-ENDED TUNING FORK, James R.
Woodruff, et. al., Owner of Record: Allied Signal, Inc., Morristown,
N.J.,  Attorney or Agent: Allied Signal, Inc., Morristown, N.J. (Attn:
Jeanne C. Suchodolski), Ex. Gp.: 2212, Requester: Owner