U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) May 23, 2005 ------------------------------ THERMODYNETICS, INC. - -------------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Delaware 0-10707 06-1042505 - -------------------------------------------------------------------------------- [State or other jurisdiction (Commission File No.) (I.R.S. Employer of incorporation) Identification No.) 651 Day Hill Road, Windsor, Connecticut 06095 - -------------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) 860-683-2005 - -------------------------------------------------------------------------------- (Registrant's telephone number) N/A - -------------------------------------------------------------------------------- (Former name or former address, if changed since last report.) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2): [_] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [_] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [_] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [_] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Section 2 - Financial Information Item 2.02. Results of Operations and Financial Condition. On May 23, 2005 the Registrant reported preliminary, unaudited revenue and a loss for the fiscal year ended March 31, 2005. .. Section 9 - Financial Statements and Exhibits Item 9.01. Financial Statements and Exhibits. (c) Exhibits. Exhibit Number Description of Exhibit - ---------- --------------------------------------------------------------------- 99 Press Release issued by the Company on May 23, 2005 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized. (Registrant) THERMODYNETICS, INC. By: /s/ Robert A. Lerman ------------------------------------- Robert A. Lerman, President Date: May 24, 2005 TDYN 8-K 2005 (8K TDYT Prelim Fin 05-24-05)