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)). Re. 34,489, Reexam. No. 90/005,003, Jun. 1, 1998, Cl. 250/559.23, ATOMIC FORCE MICROSCOPE WITH OPTIMAL REPLACEMENT FLUID CELL, Paul K. Hansma, et. al., Owner of Record: Regents of the University of California, Oakland, Calif., Attorney or Agent: Robert Berliner, Fulbright and Jaworski, Los Angeles, Calif., Ex. Gp.: 2878 Requester: Owner 4,978,146, Reexam. No. 90/005,002, May 29 , 1998, Cl. 283/081, METHOD FOR MAKING UNIQUELY ENCODED TRANSACTION CARDS AND RELATED SHEET PRODUCTS, Richard O. Warther, et. al., Owner of Record: Vanguard Identification Systems, Inc., Exton, Pa., Attorney or Agent: Panitch Schwarze Jacobs and Nadel, Philadelphia, Pa., Ex. Gp.: 3722, Requester: Nixon and Vanderhye, Arlington, Va. 5,186,978, Reexam. No. 90/005,005, Jun. 2, 1998, Cl. 427/154, PROTECTIVE COATING AND METHOD OF USING SUCH COATING, Edward W. Woodhall, et. al., Owner of Record: Cal-West Equipment Company, Los Altos, Calif., Attorney or Agent: Townsend and Townsend Khourie and Crew, San Francisco, Calif., Ex. Gp.: 1762, Requester: Nina K. Serjovic, McCutchen, Doyle, Brown and Enersen, San Francisco, Calif. 5,283,140, Reexam. No. 90/005,006, Jun. 3, 1998, Cl. 430/006, HALFTONE IMAGE SCREENING ARRAY OF PARALLEL LINES WITH EFFECTIVE MAXIMUM AND MINIMUM OPTICAL DENSITY AND METHOD OF GENERATING A HALF-TONE IMAGE UTILIZING THE SCREENING ARRAY, Yoel Netz, et. al., Owner of Record: Arnold Hoffman, Rehovot, Israel, Attorney or Agent: Thomas Langer, Frishouf Holtz Goodman Langer and Chick, New York, N.Y., Ex. Gp.: 1752 Requester: Owner 5,393,268, Reexam. No. 90/005,007, Jun. 3, 1998, Cl. 472/120, TANDEM SWING, Joel C. Cunard, et. al., Owner of Record: Hedstrom Corporation, Bedford, Pa., Attorney or Agent: Christopher K. Gagne, Cesari and McKenna, Boston, Mass., Ex. Gp.: 3712, Requester: Owner 5,411,760, Reexam. No. 90/005,009, Jun. 2, 1998, Cl. 427/156, PROTECTIVE COATING AND METHOD OF USING SUCH COATING, Edward W. Woodhall, et. al., Owner of Record: Cal-West Equipment Company, Los Altos, Calif., Attorney or Agent: Townsend and Townsend Khourie and Crew, San Francisco, Calif., Ex. Gp.: 1762, Requester: Nina K. Serjovic, McCutchen, Doyle, Brown and Enersen, San Francisco, Calif. 5,422,216, Reexam. No. 90/005,004, Jun. 1, 1998, Cl. 430/108, DEVELOPER COMPOSITION AND METHOD OF PREPARING THE SAME, Danny R. Smith, et. al., Owner of Record: Steward, Chattanooga, Tenn., Attorney or Agent: F. Michael Sajovec, Bell Seltzer Park and Gibson, Charlotte, N.C., Ex. Gp.: 1753, Requester: Banner and Witcoff, Ltd., Jon O. Nelson, Chicago, Ill. 5,523,117, Reexam. No. 90/005,010, Jun. 2, 1998, Cl. 427/156, PROTECTIVE COATING AND METHOD OF USING SUCH COATING, Edward W. Woodhall, et. al., Owner of Record: Cal-West Equipment Company, Los Altos, Calif., Attorney or Agent: Townsend and Townsend Khourie and Crew, San Francisco, Calif., Ex. Gp.: 1762, Requester: Nina K. Serjovic, McCutchen, Doyle, Brown and Enersen, San Francisco, Calif. 5,627,873, Reexam. No. 90/005,008, Jun. 5, 1998, Cl. 378/197, MINI C-ARM ASSEMBLY FOR MOBILE X-RAY IMAGING SYSTEM, Barry K. Hanover, et. al., Owner of Record: OEC Medical Systems, Salt Lake City, Utah, Attorney or Agent: Thorpe North and Western, Sandy, Utah, Ex. Gp.: 2876, Requester: Owner