(12) United States Patent (10) Patent No.: US 7,771,707 B2 Hirsh Et Al
US00777 1707B2 (12) United States Patent (10) Patent No.: US 7,771,707 B2 Hirsh et al. (45) Date of Patent: *Aug. 10, 2010 (54) ABUSE-DETERRENT DRUG 6,156,764 A 12/2000 Asmussen et al. FORMULATIONS 6,162,467 A 12/2000 Miller et al. 6,261,599 B1 7/2001 Oshlack et al. (75) Inventors: Jane C. Hirsh, Wellesley, MA (US); 6,277.384 B1 8/2001 .N. Alison B. Fleming, North Attleboro, MA 4 (US); Roman V. Rariy, Allston, MA 6,294,195 B1 9, 2001 Oshlack et al. (US); Alexander M. Klibanov, Newton, 6,309.668 B1 10/2001 Bastin et al. MA (US) 6,310,072 B1 10/2001 Smith et al. 6,328,979 B1 12/2001 Yamashita et al. (73) Assignee: Collegium Pharmaceutical, Inc., 6,335,033 B2 1/2002 Oshlack et al. Cumberland, RI (US) 6,375,957 B1 4/2002 Kaiko et al. (*) Notice: Subject to any disclaimer, the term of this 6,475,494 B2 11/2002 KaikoakO etC. al. patent is extended or adjusted under 35 U.S.C. 154(b) by 1058 days. This patent is Subject to a terminal dis- (Continued) claimer. FOREIGN PATENT DOCUMENTS (21) Appl. No.: 11/149,867 EP O 253 104 1, 1988 (22) Filed: Jun. 10, 2005 (65) Prior Publication Data (Continued) US 2005/0281748A1 Dec. 22, 2005 OTHER PUBLICATIONS Related U.S. Application Data Cortesi, et al., Sugar Cross-linked gelatin for controlled release: (60) Provisional application No. 60/579,191, filed on Jun microspheres and disksBiomaterials, 19:1641-1649 (1998).
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