C 21.5:1232/3/BK.1
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE... PATENTS... VOL. 1232, NUMBER 3, BOOK 1 OF 2 BOOKS... U.S. DEPARTMENT OF
0260-B
20000504M
20000428
C 21.5:1232/3/BK.2
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE... PATENTS... VOL. 1232, NUMBER 3, BOOK 2 OF 2 BOOKS... U.S. DEPARTMENT OF