Patents by Inventor Ahmed Mamai
Ahmed Mamai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8722727Abstract: Novel derivatives of enfumafungin are disclosed herein, along with' their pharmaceutically acceptable salts, hydrates and prodrugs. Also disclosed are compositions comprising such compounds, methods of preparing such compounds and method of using such compounds as antifungal agents and/or inhibitors of (1,3)-?-D-glucan synthase. The disclosed compounds, their pharmaceutically acceptable salts, hydrates and prodrugs, as well as compositions comprising such compounds, salts, hydrates and prodrugs, are useful for treating and/or preventing fungal infections and associated diseases and conditions.Type: GrantFiled: August 10, 2009Date of Patent: May 13, 2014Assignee: Seynix, Inc.Inventors: Mark L. Greenlee, Robert Wilkening, James Apgar, Donald Sperbeck, Kenneth J. Wildonger, Dongfang Meng, Dann L. Parker, Jr., Ahmed Mamai
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Patent number: 8222255Abstract: Novel derivatives of enfumafungin are disclosed herein, along with their, pharmaceutically acceptable salts, hydrates and prodrugs. Also disclosed are compositions comprising such compounds, methods of preparing such compounds and methods of using such compounds as antifungal agents and/or inhibitors of (1,3)-?-D-glucan synthase. The disclosed compounds, their pharmaceutically acceptable salts, hydrates and prodrugs, as well as compositions comprising such compounds, salts, hydrates and prodrugs, are useful for treating and/or preventing fungal infections and associated diseases and conditions.Type: GrantFiled: September 25, 2008Date of Patent: July 17, 2012Assignees: Merck Sharp & Dohme Corp., Scynexis, Inc.Inventors: James M. Balkovec, Phieng Siliphaivanh, Frances A. Bouffard, Roland A. Bouffard, legal representative, Michael R. Peel, Weiming Fan, Ahmed Mamai, Sarah Dimick Gray
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Patent number: 8188085Abstract: Novel derivatives of enfumafungin are disclosed herein, along with their pharmaceutically acceptable salts, hydrates and prodrugs. Also disclosed are compositions comprising such compounds, methods of preparing such compounds and methods of using such compounds as antifungal agents and/or inhibitors of (1,3)-?-D-glucan synthase. The disclosed compounds, their pharmaceutically acceptable salts, hydrates and prodrugs, as well as compositions comprising such compounds, salts, hydrates and prodrugs, are useful for treating and/or preventing fungal infections and associated diseases and conditions.Type: GrantFiled: August 7, 2009Date of Patent: May 29, 2012Assignees: Merck Sharp & Dohme Corp., Seynexis, Inc.Inventors: Mark L. Greenlee, Robert Wilkening, James Apgar, Donald Sperbeck, Kenneth J. Wildonger, Dongfang Meng, Dann L. Parker, Jr., Gregory J. Pacofsky, Brian H. Heasley, Ahmed Mamai, Kingsley Nelson
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Publication number: 20110224228Abstract: Novel derivatives of enfumafungin are disclosed herein, along with' their pharmaceutically acceptable salts, hydrates and prodrugs. Also disclosed are compositions comprising such compounds, methods of preparing such compounds and method of using such compounds as antifungal agents and/or inhibitors of (1,3)-?-D-glucan synthase. The disclosed compounds, their pharmaceutically acceptable salts, hydrates and prodrugs, as well as compositions comprising such compounds, salts, hydrates and prodrugs, are useful for treating and/or preventing fungal infections and associated diseases and conditions.Type: ApplicationFiled: August 10, 2009Publication date: September 15, 2011Applicants: Merck Sharp & Dohme Corp., Scynexis, Inc.Inventors: Mark L Greenlee, Robert Wilkening, James Apgar, Donald Sperbeck, Kenneth J. Wildonger, Dongfang Meng, Dann L. Parker, JR., Ahmed Mamai
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Publication number: 20110172225Abstract: Novel derivatives of enfumafungin are disclosed herein, along with their, pharmaceutically acceptable salts, hydrates and prodrugs. Also disclosed are compositions comprising such compounds, methods of preparing such compounds and methods of using such compounds as antifungal agents and/or inhibitors of (1,3)-?-D-glucan synthase. The disclosed compounds, their pharmaceutically acceptable salts, hydrates and prodrugs, as well as compositions comprising such compounds, salts, hydrates and prodrugs, are useful for treating and/or preventing fungal infections and associated diseases and conditions.Type: ApplicationFiled: September 25, 2008Publication date: July 14, 2011Applicants: Merck Sharp & Dohme Corp., Scynexis, Inc.Inventors: James M. Balkovec, Phieng Siliphaivanh, Frances A. Bouffard, Roland A. Bouffard, Michael R. Peel, Weiming Fan, Ahmed Mamai, Sarah Dimick Gray
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Patent number: 7863465Abstract: The present invention relates to novel enfumafungin derivatives of formula I and pharmaceutically acceptable salts thereof, their synthesis, and their use as inhibitors of (1,3)-?-D-glucan synthase. The present compounds and pharmaceutically acceptable salts thereof, as well as pharmaceutical compositions comprising the present compounds and pharmaceutically acceptable salts thereof, are useful for treating or preventing antifungal infections and associated diseases and conditions.Type: GrantFiled: March 29, 2007Date of Patent: January 4, 2011Assignees: Merck Sharp & Dohme Corp., Scynexis, Inc.Inventors: James M. Balkovec, Frances Aileen Bouffard, Bruno Tse, James Dropinski, Dongfang Meng, Mark L. Greenlee, Michael Peel, Weiming Fan, Ahmed Mamai, Hao Liu, Keqaing Li
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Publication number: 20100113439Abstract: Novel derivatives of enfumafungin are disclosed herein, along with their pharmaceutically acceptable salts, hydrates and prodrugs. Also disclosed are compositions comprising such compounds, methods of preparing such compounds and methods of using such compounds as antifungal agents and/or inhibitors of (1,3)-?-D-glucan synthase. The disclosed compounds, their pharmaceutically acceptable salts, hydrates and prodrugs, as well as compositions comprising such compounds, salts, hydrates and prodrugs, are useful for treating and/or preventing fungal infections and associated diseases and conditions.Type: ApplicationFiled: August 7, 2009Publication date: May 6, 2010Applicants: Merck & Co., Inc., Scynexis, Inc.Inventors: Mark L. Greenlee, Robert Wilkening, James Apgar, Donald Sperbeck, Kenneth J. Wildonger, Dongfang Meng, Dann L. Parker, JR., Gregory J. Pacofsky, Brian H. Heasley, Ahmed Mamai, Kingsley Nelson
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Publication number: 20090312300Abstract: Disclosed are cyclosporine derivatives in which the 3-Sarcosine carbon and 5-Valine nitrogen are each substituted by a non-hydrogen substituent, and their use as pharmaceuticals, in particular for the treatment of hepatitis C virus.Type: ApplicationFiled: June 5, 2009Publication date: December 17, 2009Inventors: Keqiang Li, Ahmed Mamai, Michael Robert Peel
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Publication number: 20090306033Abstract: Compounds are disclosed of general formula (I): wherein A, B and R1 are as defined in the description, and their use as pharmaceuticals.Type: ApplicationFiled: June 5, 2009Publication date: December 10, 2009Inventors: Keqiang Li, Ahmed Mamai, Michael Robert Peel
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Publication number: 20080009504Abstract: The present invention relates to novel enfumafungin derivatives of formula I and pharmaceutically acceptable salts thereof, their synthesis, and their use as inhibitors of (1,3)-?-D-glucan synthase. The present compounds and pharmaceutically acceptable salts thereof, as well as pharmaceutical compositions comprising the present compounds and pharmaceutically acceptable salts thereof, are useful for treating or preventing antifungal infections and associated diseases and conditions.Type: ApplicationFiled: March 29, 2007Publication date: January 10, 2008Inventors: James Balkovec, Frances Bouffard, Bruno Tse, James Dropinski, Dongfang Meng, Mark Greenlee, Michael Peel, Weiming Fan, Ahmed Mamai, Hao Liu, Keqaing Li
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Patent number: 6602903Abstract: The invention relates to compounds of formula (I): and medicinal products containing the same are useful in treating or in preventing melatoninergic disorders.Type: GrantFiled: August 28, 2001Date of Patent: August 5, 2003Assignee: Les Laboratories ServierInventors: Gérald Guillaumet, Marie-Claude Viaud, Ahmed Mamai, Isabelle Charton, Pierre Renard, Caroline Bennejean, Béatrice Guardiola, Philippe Daubos
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Publication number: 20020052400Abstract: The invention relates to compounds of formula (I): 1Type: ApplicationFiled: August 28, 2001Publication date: May 2, 2002Applicant: ADIR ET COMPAGNIEInventors: Gerald Guillaumet, Marie-Claude Viaud, Ahmed Mamai, Isabelle Charton, Pierre Renard, Caroline Bennejean, Beatrice Guardiola, Philippe Daubos
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Patent number: 6313160Abstract: The invention relates to compounds of formula (I): wherein: R1, R2 and R3 are as defined in the description, X is as defined in the description, Y represents an oxygen atom, a sulphur atom, a C(H)q group, SO or SO2, n is equal to from 0 to 5, A represents a NR5R6 group, and medicinal products containing the same which are useful in treating or in preventing melatoninergic disorders.Type: GrantFiled: November 12, 1999Date of Patent: November 6, 2001Assignee: Adir et CompagnieInventors: Gérald Guillaumet, Marie-Claude Viaud, Ahmed Mamai, Isabelle Charton, Pierre Renard, Caroline Bennejean, Béatrice Guardiola, Philippe Daubos
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Patent number: 5919814Abstract: The invention relates to compound of general formula (I): ##STR1## wherein: Z represents O or CH.sub.2n is from 0 to 4R, X and Y are as defined in the description, andA represents ##STR2## wherein R.sup.1, R.sup.2, R.sup.6, R.sup.7 and T' are as defined in the description,and medicinal products containing the same are useful in treating or in preventing melatoninergic disorders.Type: GrantFiled: April 24, 1998Date of Patent: July 6, 1999Assignee: Adir et CompagnieInventors: Gerald Guillaumet, Isabelle Charton, Ahmed Mamai, Pierre Renard, Bruno Pfeiffer, Philippe Delagrange, Beatrice Guardiola