1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report AUGUST 14, 2000 BARR LABORATORIES, INC. (Exact name of registrant as specified in its charter) New York 1-9860 22-1927534 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) Two Quaker Road, P.O. Box 2900, Pomona, New York 10970-0519 (Address of principal executive offices) (Zip code) (914) 362-1100 (Registrant's telephone number, including area code) 1 2 BARR LABORATORIES, INC. CURRENT REPORT DATED AUGUST 14, 2000 Item 5. Other Events See attached Exhibit 99.2, press release announcing that the U.S. Court of Appeals, Federal Circuit in Washington, D.C, ruled in favor of the Company's "double patenting" claim against the patents protecting Eli Lilly's Prozac(R) anti-depressant. The decision strikes down the patent that would have expired in December 2003. Item 7. Financial Statements and Exhibits (c) Exhibit Number Exhibit 99.2 Registrant's August 9, 2000 press release announcing that the U.S. Court of Appeals, Federal Circuit in Washington, D.C, ruled in favor of the Company's "double patenting" claim against the patents protecting Eli Lilly's Prozac(R) anti-depressant. The decision strikes down the patent that would have expired in December 2003. 2 3 BARR LABORATORIES, INC. CURRENT REPORT DATED AUGUST 14, 2000 SIGNATURES Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. BARR LABORATORIES, INC. Date: August 14, 2000 /S/ William T. McKee -------------------- William T. McKee Chief Financial Officer 3