Adverse Decisions in Interferences

   In the designated interferences involving the following patents, final
decisions have been rendered that the respective patentees are not
entitled to patents containing the claims listed.

   Patent No. 5,514,797, David Best, Amit Gupta, METHOD FOR INCREASING
PURITY OF MELAMINE. Interference No. 103,901, final judgment adverse to
the patentees rendered May 18, 1999, as to claims 1 to 3.

   Patent No. 5,306,850, Gilles Darago, PURIFICATION PROCESS FOR A
HYDROFLUOROALKANE, Interference No. 104,221, final judgment adverse to
the patentee rendered May 27, 1999, as to claims 1-18.

   Patent No. 5,449,668, Jose P. Sestelo, Antonio Mourino, Jose L.
Mascarenas, Sebastianus J. Halkes, Jan Zorgdrager, Gerhardus D. H.
Dijkstra and Jan-Paul Van De Velde, VITAMIN D COMPOUNDS AND METHOD OF
PREPARING THESE COMPOUNDS, Interference No. 103,956, final judgment
adverse to the patentees rendered April 19, 1999, as to claims 1, 5, 6,
11 and 12.

   Patent No. 5,541,466, Robert H. Taylor, Jules D. Levine, CLUSTER
ARRANGEMENT OF FIELD EMISSION MICROTIPS ON BALLAST LAYER, Interference
No. 104,152, final judgment adverse to the patentees rendered February
4, 1999, as to claims 1-53.

   Patent No. 5,536,993, Robert H. Taylor, Kenneth G. Vickers, Bruce E.
Gnade, Arthur M. Wilson, and Charles E. Primm, CLUSTERED FIELD EMISSION
MICROTIPS ADJACENT STRIPE CONDUCTORS, Interference No. 104,152, final
judgment adverse to the patentees rendered February 4, 1999, as to
claims 1-15.

   Patent No. 5,557,159, Robert H. Taylor, Kenneth G. Vickers, Bruce E.
Gnade, Arthur M. Wilson, and Charles E. Primm, FIELD EMISSION MICROTIP
CLUSTERS ADJACENT STRIPE CONDUCTORS, Interference No. 104,152 final
judgment adverse to the patentees rendered February 4, 1999, as to
claims 1-54.

   Patent No. 5,215,668, Bhupati R. Bhattacharyya, (DECEASED), Shu-Jen W.
Huang, Chandrashekar S. Shetty, Nang T. Bui and Yvonne O. Dunn, ANIONIC
AND NONIONIC SOLUTION POLYMERS FOR PAINT DETACKIFICATION, Interference
No. 104,202, final judgment adverse to the patentees rendered May 20,
1999, as to claims 1-9.

   Patent No. 5,116,514, Bhupati R. Bhattacharyya, (DECEASED), Shu-Jen W.
Huang, Chandrashekar S. Shetty, Nang T. Bui and Yvonne O. Dunn, METHOD
FOR DETACKI- FYING OVERSPRAYED PAINT, Interference No. 104,202, final
judgment adverse to the patentees rendered May 20, 1999, as to claims
1-8.

                                                            WANDA M. TIGNER
                                     Supervisory Legal Instruments Examiner
                                  Board of Patent Appeals and Interferences
                                                             (703) 308-9797