definiens: means the following patents and patent applications : ( a ) U.S. patent 6,004,815 ( U.C. Case No . : B98 - 039 - 1 ) issued on Dec. 21, 1999 as “ Bacteria ExpressingNonsecreted Cytolysin as Intracellular Microbial Delivery Vehicles to Eukaryotic Cells ” ; and ( b ) U.S. patent 6,287,556 ( U.C. Case No . : B98 - 039 - 2 ) issued on Sept. 11, 2001 as ; and ( c ) U.S. patent 6,599,502 ( U.C. Case No . : B98 - 039 - 3 ) issued on July 29, 2003 as ; and ( d ) U.S. patent application serial number 10/627,452 ( U.C. Case No . : B98 - 039 - 4 ) entitled, filed on July 25, 2003 and any patents issuing therefrom ; and ( e ) and/or any patents or patent applications, including, divisions, continuations, continuedprosecution applications, all renewals, reissues, and extensions, re - examinations or claims incontinuations - in - part applications, that are entitled to the priority filing date of any of the above - referenced U.S. patents or applications or substitutes for such patents or applications