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