Complex sentence: In 2002 SCC developed its own computer chip that would duplicate the'handshake' used by the Lexmark chip, and that also included a verbatim copy of the Toner Loading Program, which SCC claimed was necessary to allow the printer to function.
Split into simpler sentences: In 2002 SCC developed its own computer chip that would duplicate the'handshake' used by the Lexmark chip. SCC's chip also included a verbatim copy of the Toner Loading Program, which SCC claimed was necessary to allow the printer to function.