UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 12b-25 Commission File Number: 000-51038 CUSIP Number: 58404X 10 7 NOTIFICATION OF LATE FILING |_|Form 10-KSB |_|Form 20-F |_|Form 11-K |X|Form 10-QSB |_|Form N-SAR For Period Ended: September 30, 2007 ------------------ |_| Transition Report on Form 10-K |_| Transition Report on Form 20-F |_| Transition Report on Form 11-K |_| Transition Report on Form 10-Q |_| Transition Report on Form N-SAR For the Transition Period Ended:___________________ Nothing in this form shall be construed to imply that the Commission has verified any information contained herein. PART I REGISTRANT INFORMATION Full name of registrant: MedaSorb Technologies Corporation ---------------------------------------------------------------------------- Former name if applicable: ---------------------------------------------------------------------------- Address of principal executive office (Street and number): 7 Deer Park Drive, Suite K ---------------------------------------------------------------------------- City, state and zip code Monmouth Junction, New Jersey 08852 ----------------------------------------------------------------------------- PART II RULE 12b-25(b) AND (c) If the subject report could not be filed without unreasonable effort or expense and the Registrant seeks relief pursuant to Rule 12b-25(b), the following should be completed. (Check box if appropriate.) (a) The reasons described in reasonable detail in Part III of this form could not be eliminated without unreasonable effort or expense; |X| (b) The subject annual report, semi-annual report, transition report on Form 10-KSB, 20-F, 11-K or Form N-SAR, or portion thereof will be filed on or before the 15th calendar day following the prescribed due date; or the subject quarterly report or transition report on Form 10-QSB, or portion thereof will be filed on or before the fifth calendar day following the prescribed due date; and (c) The accountant's statement or other exhibit required by Rule 12b-25(c) has been attached if applicable. PART III NARRATIVE State below in reasonable detail why the Form 10-KSB, 20-F, 11-K, 10-QSB, N-SAR, N-CSR or the transition report portion thereof could not be filed within the prescribed time period. The Registrant's Form 10-Q for the period ended September 30, 2007 could not be filed within the prescribed time period because the Registrant was unable to complete the preparation for filing of Item 1, Financial Statements prior to the close of business on November 14, 2007. Accordingly, the Registrant could not prepare and file the Form 10-Q without unreasonable effort or expense. PART IV OTHER INFORMATION (1) Name and telephone number of person to contact in regard to this notification David Lamadrid (732) 329-8885 (2) Have all other periodic reports required under Section 13 or 15(d) of the Securities Exchange Act of 1934 or Section 30 of the Investment Company Act of 1940 during the preceding 12 months or for such shorter period that the registrant was required to file such report(s) been filed? If the answer is no, identify report(s). |X| Yes |_| No (3) Is it anticipated that any significant change in results of operations from the corresponding period for the last fiscal year will be reflected by the earnings statements to be included in the subject report or portion thereof? |_| Yes |X| No If so: attach an explanation of the anticipated change, both narratively and quantitatively, and, if appropriate, state the reasons why a reasonable estimate of the results cannot be made. MEDASORB TECHNOLOGIES CORPORATION Has caused this notification to be signed on its behalf by the undersigned thereunto duly authorized. November 15, 2007 /s/ David Lamadrid ----------------------------- --------------------------------------- Date David Lamadrid, Chief Financial Officer