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US00881.5911B2 (12) United States Patent (10) Patent No.: US 8,815,911 B2 Pettersson et al. (45) Date of Patent: Aug. 26, 2014 (54) ALFENTANIL COMPOSITION FOR THE WO WO-OOf 16751 A1 3, 2000 TREATMENT OF ACUTE PAIN WO WO-OOf 51539 A1 9, 2000 WO WO-01/30288 A1 5, 2001 WO WO-O2/O67903 A2 9, 2002 (71) Applicant: Orexo AB, Uppsala (SE) WO WOO3,OO5944 A1 1, 2003 WO WO-2004/067004 A1 8, 2004 (72) Inventors: Anders Pettersson, Kode (SE); Barbro WO WO-2006/097361 A1 9, 2006 Johansson, Uppsala (SE); Emil WO WO-2006,103418 A1 10, 2006 Schwan, Uppsala (SE) WO WO-2007/081948 A2 7, 2007 s WO WO-2007/081949 A2 7/2007 WO WO-2007/141328 A1 12/2007 (73) Assignee: Orexo AB, Uppsala (SE) WO WO-2008/068471 A1 6, 2008 - WO WO-2008/085765 A2 7, 2008 (*) Notice: Subject to any disclaimer, the term of this WO WO-2008, 106689 A2 9, 2008 patent is extended or adjusted under 35 W. W838887} h A. 5,588 U.S.C. 154(b) by 0 days. WO WO-2010/059504 A1 5, 2010 WO WO-2010, 132605 A1 11, 2010 (21) Appl. No.: 13/874,762 WO WO-2010/141505 A1 12/2010 WO WO-2011/O17484 A2 2, 2011 (22) Filed: May 1, 2013 WO WO-2011/057199 A1 5, 2011 (65) Prior Publication Data OTHER PUBLICATIONS US 2014/OOO5223 A1 Jan. 2, 2014 FDA Guidance for Industry. Orally Disintegrating Tablets; Dec. 2008. (30) Foreign Application Priority Data Mohanachandran et al.
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