Exhibit 32.1
                                                                    ------------

                            CERTIFICATION PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
                                (18 U.S.C. 1350)


     In connection with the Annual Report of Competitive Technologies, Inc. (the
"Company") on Form 10-K for the year ended July 31, 2007, as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, John B.
Nano, Chairman, President, Chief Executive Officer, and Interim Chief Financial
Officer of the Company, certify, pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002 (18 U.S.C. 1350), that to my knowledge:

     1.   the Report  fully  complies  with  the  requirements  of Section 13(a)
          or  15(d)  of  the  Securities  Exchange  Act  of  1934;  and

     2.   the information  contained  in  the  Report  fairly  presents,  in all
          material  respects,  the financial condition and results of operations
          of  the  Company.


                              /s/ John B. Nano
                              ----------------
                              John B. Nano
                              Chairman, President, Chief Executive Officer,
                              and Interim Chief Financial
                              Officer
                              October 29, 2007