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)). 4,363,877, Reexam. No. 90/004,861, Dec. 10, 1997, Cl. 435/317.1, RECOMBINANT DNA TRANSFER 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.: 1815, Requester: Genentech, Inc., c/o Margaret B. Kelley, Rogers and Wells, New York, N.Y. 4,785,450, Reexam. No. 90/004,867, Dec. 12, 1997, Cl. 370/095, APPARATUS AND METHOD FOR OBTAINING FREQUENCY AGILITY IN DIGITAL COMMUNICATION SYSTEMS, Duane R. Bolgiano, et. al., Owner of Record: Interdigital Technology Corp., Wilmington, Del., Attorney or Agent: Gerald B. Halt, Jr., Volpe and Koenig, Philadelphia, Pa., Ex. Gp.: 2731, Requester: Owner 4,817,089, Reexam. No. 90/004,868, Dec. 12, 1997, Cl. 370/095, SUBSCRIBER RF TELEPHONE SYSTEM FOR PROVIDING MULTIPLE SPEECH AND/OR DATA SIGNALS SIMULTANEOUSLY OVER EITHER A SINGLE OR PLURALITY OF RF CHANNELS, Eric Paneth, et. al., Owner of Record: Interdigital Technology Corp., Wilmington, Del., Attorney or Agent: Gerald B. Halt, Jr., Volpe and Koenig, Philadelphia, Pa., Ex. Gp.: 2731, Requester: Owner 5,022,024, Reexam. No. 90/004,869, Dec. 12, 1997, Cl. 370/050, SUBSCRIBER RF TELEPHONE SYSTEM FOR PROVIDING MULTIPLE SPEECH AND/OR DATA SIGNALS SIMULTANEOUSLY OVER EITHER A SINGLE OR PLURALITY OF RF CHANNELS, Eric Paneth, et. al., Owner of Record: Interdigital Technology Corp., Wilmington, Del., Attorney or Agent: Gerald B. Halt, Jr., Volpe and Koenig, Philadelphia, Pa., Ex. Gp.: 2731, Requester: Owner 5,170,528, Reexam. No. 90/004,866, Dec. 11, 1997, Cl. 016/018CG, OBSTACLE CLEARING DEVICE FOR WHEELS, John J. Navar, et. al., Owner of Record: Movit, Inc., Corpus Christi, Tex., Attorney or Agent: Michael A. O'Neil, Gardere and Wynne, Dallas, Tex., Ex. Gp.: 3209, Requester: Owner 5,254,390, Reexam. No. 90/004,863, Dec. 9, 1997, Cl. 428/156, PLANO-CONVEX BASE SHEET FOR RETROREFLECTIVE ARTICLES AND METHOD FOR MAKING SAME, Shih-Lai Lu, Owner of Record: Minnesota Mining and Manufacturing Co., St. Paul, Minn., Attorney or Agent: Peter L. Olson, 3M Office of Patent Counsel, St. Paul, Minn., Ex. Gp.: 1315, Requester: Owner 5,382,207, Reexam. No. 90/004,860, Dec. 9, 1997, Cl. 482/054, EXERCISE TREADMILL, Richard E. Skowronski, et. al., Owner of Record: Brunswick Corp., Lake Forrest, Ill., Attorney or Agent: Michael B. Murray, Chicago, Ill., Ex. Gp.: 3302, Requester: Precor Inc., c/o Thomas D. Theisen, Christensen, O'Connor, Johnson & Kindness, Seattle, Wash. 5,398,894, Reexam. No. 90/004,836, Nov. 13, 1997, Cl. 246/028R, VIRTUAL BLOCK CONTROL SYSTEM FOR RAILWAY VEHICLE, Robert D. Pascoe, Owner of Record: Union Switch and Signal Inc., Pittsburgh, Pa., Attorney or Agent: John E. Grosselin III, Buchanan Ingersoll, Pittsburgh, Pa., Ex. Gp.: 3103, Requester: Owner 5,443,960, Reexam. No. 90/004,865, Dec. 10, 1997, Cl. 435/013, METHOD FOR THE DIAGNOSIS OF BLOOD COAGULATION DISORDERS, Bjorn Dahlback, Owner of Record: T A C Thombosis and Coagulation AB, Malmo, Sweden, Attorney or Agent: Steven M. Bauer, Testa Hurwitz and Thibeault, Boston, Mass., Ex. Gp.: 1211, Requester: Ian C. McLeod, McLeod and Moyne, Okemos, Mich. 5,574,260, Reexam. No. 90/004,864, Dec. 9, 1997, Cl. 174/102R, COMPOSITE CONDUCTOR HAVING IMPROVED HIGH FREQUENCY SIGNAL TRANSMISSION CHARACTERISTICS, James R. Broomall, et. al., Owner of Record: W L Gore and Associates Inc., Newark, Del., Attorney or Agent: Victor M. Genco, Jr., W L Gore and Associates, Newark, Del., Ex. Gp.: 2109, Requester: Owner 5,589,963, Reexam. No. 90/004,837, Nov. 13, 1997, Cl. 349/119, PIXELATED COMPENSATORS FOR TWISTED NEMATIC LIQUID CRYSTAL DISPLAYS, William J. Gunning, et. al., Owner of Record: Rockwell International Corp., Cedar Rapids, Iowa, Attorney or Agent: Gregory G. Williams, Rockwell International Corp., Cedar Rapids, Iowa, Ex. Gp.: 2515, Requester: Joseph A. Rhoa, Myers Liniak and Berenato, Bethesda, Md. 5,620,465, Reexam. No. 90/004,870, Dec. 12, 1997, Cl. 604/028, METHOD FOR THE PREPARATION OF PRE-FILLED PLASTIC SYRINGES, Gayle Heffernan, et. al., Owner of Record: Bracco International, B V, Amsterdam, The Netherlands, Attorney or Agent: George Hoare Jr., Rogers and Wells, New York, N.Y., Ex. Gp.: 3306, Requester: Gregory L. Bradley, Medrad, Inc., Indianola, Pa. 5,636,667, Reexam. No. 90/004,835, Nov. 12, 1997, Cl. 141/059, CONVERSION OF FUEL DISPENSERS TO PROVIDE FOR VACUUM ASSISTED VAPOR RECOVERY, Jonathan P. Young, et. al., Owner of Record: Dover Corp., New York, N.Y., Attorney or Agent: Dinsmore and Shohl, Cincinnati, Ohio, Ex. Gp.: 3105, Requester: Owner