Patents by Inventor Johannes H. Voigt
Johannes H. Voigt 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).
-
Publication number: 20150105354Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein W is a bond, —C(?S)—, —S(O)—, —S(O)2—, —C(?O)—, —O—, —C(R6)(R7)—, —N(R5)— or —C(?N(R5))—; X is —O—, —N(R5)— or —C(R6)(R7)—; provided that when X is —O—, U is not —O—, —S(O)—, —S(O)2—, —C(?O)— or —C(?NR5)—; U is a bond, —S(O)—, —S(O)2—, —C(O)—, —O—, —P(O)(OR15)—, —C(?NR5)—, —(C(R6)(R7))b— or —N(R5)—; wherein b is 1 or 2; provided that when W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, U is not —S(O)—, —S(O)2—, —O—, or —N(R5)—; provided that when X is —N(R5)— and W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, then U is not a bond; and R1, R2, R3, R4, R5, R6, and R7 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I.Type: ApplicationFiled: December 18, 2014Publication date: April 16, 2015Applicants: MERCK SHARP & DOHME CORP., PHARMACOPEIA, LLCInventors: Zhaoning Zhu, Brian McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey Strickland, Elizabeth M. Smith, Andrew W. Stamford, William J. Greenlee, Robert D. Mazzola, JR., John Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Tao Guo, Thuy X.H. Le, Kurt W. Saionz, Suresh D. Babu, Rachael C. Hunter
-
Patent number: 8889683Abstract: The present invention relates to novel quinoxaline compounds of Formula I: as Fatty Acid Binding Protein (“FABP”) inhibitors, pharmaceutical compositions comprising the quinoxaline compounds and the use of the quinoxaline compounds for treating or preventing a cardiovascular disease, a metabolic disorder, obesity or an obesity-related disorder, diabetes, dyslipidemia, a diabetic complication, impaired glucose tolerance or impaired fasting glucose.Type: GrantFiled: September 23, 2011Date of Patent: November 18, 2014Assignee: Merck Sharp & Dohme Corp.Inventors: Clifford Cheng, Gerald W. Shipps, Jr., Xiaohua Huang, Ying Huang, Ning Shao, Ashwin Rao, Anandan Palani, Peter Orth, Johannes H. Voigt, Robert J. Herr, Lana Michele Rossiter, Qi Zeng, Xianfeng Sun
-
Patent number: 8815875Abstract: The present invention relates to novel heterocyclic compounds as Fatty Acid Binding Protein (“FABP”) inhibitors, pharmaceutical compositions comprising the heterocyclic compounds and the use of the compounds for treating or preventing a cardiovascular disease, a metabolic disorder, obesity or an obesity-related disorder, diabetes, dyslipidemia, a diabetic complication, impaired glucose tolerance or impaired fasting glucose.Type: GrantFiled: November 10, 2009Date of Patent: August 26, 2014Assignee: Merck Sharp & Dohme Corp.Inventors: Gerald W. Shipps, Jr., Cliff C. Cheng, Xiaohua Huang, Abdelghani Abe Achab, Peter Orth, Johannes H. Voigt, Kyle Ann Soucy
-
Patent number: 8778980Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein W is a bond, —C(?S)—, —S(O)—, —S(O)2—, —C(?O)—, —O—, —C(R6)(R7)—, —N(R5)— or —C(?N(R5))—; X is —O—, —N(R5)— or —C(R6)(R7)—; provided that when X is —O—, U is not —O—, —S(O)—, —S(O)2—, —C(?O)— or —C(?NR5)—; U is a bond, —S(O)—, —S(O)2—, —C(O)—, —O—, —P(O)(OR15)—, —C(?NR5)—, —(C(R6)(R7))b— or —N(R5)—; wherein b is 1 or 2; provided that when W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, U is not —S(O)—, —S(O)2—, —O—, or —N(R5)—; provided that when X is —N(R5)— and W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, then U is not a bond; and R1, R2, R3, R4, R5, R6, and R7 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I.Type: GrantFiled: July 17, 2012Date of Patent: July 15, 2014Assignees: Merck Sharp & Dohme Corp., Pharmacopeia Drug Discovery, Inc.Inventors: Zhaoning Zhu, Brian A McKittrick, Zhong-Yue Sun, Yuanzan C Ye, Johannes H Voigt, Corey Strickland, Elizabeth M. Smith, Andrew Stamford, William J. Greenlee, Robert Mazzola, John Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Tao Guo, Thuy X. H. Le, Kurt W. Saionz, Suresh D. Babu, Rachael C. Hunter, Michelle L. Morris, Huizhong Gu, Gang Qian, Dawit Tadesse
-
Patent number: 8759357Abstract: The present invention relates to novel heterocyclic compounds as Fatty Acid Binding Protein (FABP) inhibitors, pharmaceutical compositions comprising the heterocyclic compounds and the use of the compounds for treating or preventing a cardiovascular disease, a metabolic disorder, obesity or an obesity-related disorder, diabetes, dyslipidemia, a diabetic complication, impaired glucose tolerance or impaired fasting glucose.Type: GrantFiled: October 1, 2010Date of Patent: June 24, 2014Assignee: Merck Sharp & Dohme Corp.Inventors: Gerald W. Shipps, Jr., Clifford C. Cheng, Xioahua Huang, Abdelghani Achab, Peter Orth, Johannes H. Voigt
-
Patent number: 8557798Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt, solvate or ester thereof, wherein U, W, X, L, Y, M, Z, c, d, e, f, g, h, s, t, R1, R2, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17 and R18 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I. Also disclosed is the method of inhibiting aspartyl protease, and in particular, the methods of treating cardiovascular diseases, cognitive and neurodegenerative diseases. Also disclosed are methods of treating cognitive or neurodegenerative diseases using the compounds of formula I in combination with a cholinesterase inhibitor or a muscarinic m1 agonist or m2 antagonist.Type: GrantFiled: November 17, 2009Date of Patent: October 15, 2013Assignee: Merck Sharp & Dohme Corp.Inventors: Ulrich Iserloh, Zhaoning Zhu, Andrew Stamford, Johannes H. Voigt
-
Patent number: 8357682Abstract: The present invention provides a novel class of heterocyclic compounds of Formula (I) as modulators of gamma secretase, wherein the definitions of the variables of Formula (I) are defined herein, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the central nervous system using such compounds or pharmaceutical compositions.Type: GrantFiled: May 5, 2008Date of Patent: January 22, 2013Inventors: Zhaoning Zhu, William J. Greenlee, Zhong-Yue Sun, Gioconda Gallo, Theodros Asberom, Xianhai Huang, Xiaohong Zhu, Mark D. McBriar, Dmitri A. Pissarnitski, Zhiqiang Zhao, Ruo Xu, Hongmei Li, Anandan Palani, Johannes H. Voigt, Robert D. Mazzola, Jr., John Clader, Hubert Josien, Jun Qin
-
Publication number: 20130018066Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein W is a bond, —C(?S)—, —S(O)—, —S(O)2—, —C(?O)—, —O—, —C(R6)(R7)—, —N(R5)— or —C(?N(R5))—; X is —O—, —N(R5)— or —C(R6)(R7)—; provided that when X is —O—, U is not —O—, —S(O)—, —S(O)2—, —C(?O)— or —C(?NR5)—; U is a bond, —S(O)—, —S(O)2—, —C(O)—, —O—, —P(O)(OR15)—, —C(?NR5)—, —(C(R6)(R7))b— or —N(R5)—; wherein b is 1 or 2; provided that when W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, U is not —S(O)—, —S(O)2—, —O—, or —N(R5)—; provided that when X is —N(R5)— and W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, then U is not a bond; and R1, R2, R3, R4, R5, R6, and R7 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I.Type: ApplicationFiled: July 17, 2012Publication date: January 17, 2013Applicant: Schering Corporation & Pharmacopeia Drug Discovery Inc.Inventors: Zhaoning Zhu, Brian A. McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey Strickland, Elizabeth M. Smith, Andrew Stamford, William J. Greenlee, Robert Mazzola, John Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Tao Guo, Thuy X.H. Le, Kurt W. Saionz, Suresh D. Babu, Rachael C. Hunter, Michelle L. Morris, Huizhong Gu, Gang Qian, Dawit Tadesse
-
Patent number: 8278334Abstract: Disclosed are compounds of the formula or a pharmaceutically acceptable salt or solvate thereof, wherein R1 is R is —C(O)—N(R27)(R28) or and the remaining variables are as defined in the specification. Also disclosed are pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of treating cognitive or neurodegenerative diseases such as Alzheimer's disease. Also disclosed are pharmaceutical compositions and methods of treating cognitive or neurodegenerative diseases comprising the compounds of formula I in combination with a ?-secretase inhibitor other than those of formula I, an HMG-CoA reductase inhibitor, a gamma-secretase inhibitor, a non-steroidal anti-inflammatory agent, an N-methyl-D-aspartate receptor antagonist, a cholinesterase inhibitor or an anti-amyloid antibody.Type: GrantFiled: December 18, 2009Date of Patent: October 2, 2012Assignee: Merck, Sharp & Dohme Corp.Inventors: Jared N. Cumming, Ulrich Iserloh, Andrew Stamford, Corey Strickland, Johannes H. Voigt, Yusheng Wu, Ying Huang, Yan Xia, Samuel Chackalamannil, Tao Guo, Douglas W. Hobbs, Thuy X. H. Le, Jeffrey F. Lowrie, Kurt W. Saionz, Suresh D. Babu
-
Publication number: 20120231018Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein each variable in Formula 1 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of inhibiting aspartyl protease, and in particular, the methods of treating cardiovascular diseases, cognitive and neurodegenerative diseases, and the methods of inhibiting of Human Immunodeficiency Virus, plasmepins, cathepsin D and protozoal enzymes. Also disclosed are methods of treating cognitive or neurodegenerative diseases using the compounds of formula I in combination with a cholinesterase inhibitor or a muscarinic m1 agonist or m2 antagonist.Type: ApplicationFiled: March 9, 2012Publication date: September 13, 2012Applicants: Pharmacopeia Inc., Schering CorporationInventors: Zhaoning Zhu, Brian McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey O. Strickland, Elizabeth M. Smith, Andrew Stamford, William J. Greenlee, Robert D. Mozzola, John P. Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Xiaoxiang Liu, Tao Guo, Thuy X. E. Le, Kurt W. Saionz, Suresh D. Babu, Rachael C. Hunter, Michelle L. Morris, Huizhong Gu, Gang Qian, Dawit Tadesse, Ying Huang, Guoqing Li, Jianping Pan, Jeffrey A. Misiaszek, Gaifa Lai, Jingqi Duo, Chuanxing Qu, Yuefei Shao
-
Publication number: 20120231017Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein each variable in Formula 1 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of inhibiting aspartyl protease, and in particular, the methods of treating cardiovascular diseases, cognitive and neurodegenerative diseases, and the methods of inhibiting of Human Immunodeficiency Virus, plasmepins, cathepsin D and protozoal enzymes. Also disclosed are methods of treating cognitive or neurodegenerative diseases using the compounds of formula I in combination with a cholinesterase inhibitor or a muscarinic m1 agonist or m2 antagonist.Type: ApplicationFiled: March 8, 2012Publication date: September 13, 2012Applicants: Pharmacopeia Inc., Schering CorporationInventors: ZHAONING ZHU, Brian McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey O. Strickland, Elizabeth M. Smith, Andrew Stamford, William J. Greenlee, Robert D. Mozzola, John P. Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Xiaoiang Liu, Tao Guo, Thuy X. E. Le, Kurt W. Sainoz, Suresh D. Babu, Rachael C. Hunter, Michelle L. Morris, Huizhong Gu, Gang Qian, Dawit Tadesse, Ying Huang, Guoqing Li, Jianping Pan, Jeffrey A. Misiaszek, Gaifa Lai, Jingqi Duo, Chuanxing Qu, Yuefei Shao
-
Patent number: 8242112Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein W is a bond, —C(?S)—, —S(O)—, —S(O)2—, —C(?O)—, —O—, —C(R6)(R7)—, —N(R5)— or —C(?N(R5))—; X is —O—, —N(R5)— or —C(R6)(R7)—; provided that when X is —O—, U is not —O—, —S(O)—, —S(O)2—, —C(?O)— or —C(?NR5)—; U is a bond, —S(O)—, —S(O)2—, —C(O)—, —O—, —P(O)(OR15)—, —C(?NR5)—, —(C(R6)(R7))b— or —N(R5)—; wherein b is 1 or 2; provided that when W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, U is not —S(O)—, —S(O)2—, —O—, or —N(R5)—; provided that when X is —N(R5)— and W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, then U is not a bond; and R1, R2, R3, R4, R5, R6, and R7 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I.Type: GrantFiled: May 16, 2011Date of Patent: August 14, 2012Assignees: Schering Corporation, Pharmacopeia Drug Discovery, Inc.Inventors: Zhaoning Zhu, Brian McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey Strickland, Elizabeth M. Smith, Andrew W. Stamford, William J. Greenlee, Robert D. Mazzola, Jr., John P. Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Tao Guo, Thuy X. H. Le, Kurt W. Saionz, Suresh D. Babu, Rachael C. Hunter, Michelle L. Morris, Huizhong Gu, Gang Qian, Dawit Tadesse
-
Publication number: 20120190696Abstract: The present invention relates to novel heterocyclic compounds as Fatty Acid Binding Protein (FABP) inhibitors, pharmaceutical compositions comprising the heterocyclic compounds and the use of the compounds for treating or preventing a cardiovascular disease, a metabolic disorder, obesity or an obesity-related disorder, diabetes, dyslipidemia, a diabetic complication, impaired glucose tolerance or impaired fasting glucose.Type: ApplicationFiled: October 1, 2010Publication date: July 26, 2012Applicant: Schering CorporationInventors: Gerald W. Shipps, JR., Clifford C. Cheng, Xioahua Huang, Abdelghani Achab, Peter Orth, Johannes H. Voigt
-
Publication number: 20120122837Abstract: The present invention relates to novel heterocyclic compounds as Fatty Acid Binding Protein (“FABP”) inhibitors, pharmaceutical compositions comprising the heterocyclic compounds and the use of the compounds for treating or preventing a cardiovascular disease, a metabolic disorder, obesity or an obesity-related disorder, diabetes, dyslipidemia, a diabetic complication, impaired glucose tolerance or impaired fasting glucose.Type: ApplicationFiled: September 23, 2011Publication date: May 17, 2012Inventors: CLIFFORD CHENG, GERALD W. SHIPPS, JR., XIAOHUA HUANG, YING HUANG, NING SHAO, ASHWIN RAO, ANANDAN PALANI, PETER ORTH, JOHANNES H. VOIGT, ROBERT J. HERR, LANA MICHELE ROSSITER, QI ZENG, XIANFENG SUN
-
Patent number: 8178513Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein W, U, X, R1, R2, R3, and R4 are as defined herein, and pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of using such compounds to inhibit aspartyl protease and to treat a variety of disease or disorders, including cardiovascular diseases, cognitive and neurodegenerative diseases.Type: GrantFiled: June 8, 2009Date of Patent: May 15, 2012Assignees: Schering Corporation, Pharmacopeia Drug Discovery Inc.Inventors: Zhaoning Zhu, Brian McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey O. Strickland, Elizabeth M. Smith, Andrew W. Stamford, William J. Greenlee, Robert D. Mazzola, Jr., John Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Tao Guo, Thuy X. H. Le, Kurt W. Saionz, Suresh D. Babu, Rachael C. Hunter
-
Publication number: 20110237575Abstract: The present invention relates to novel heterocyclic compounds as Fatty Acid Binding Protein (“FABP”) inhibitors, pharmaceutical compositions comprising the heterocyclic compounds and the use of the compounds for treating or preventing a cardiovascular disease, a metabolic disorder, obesity or an obesity-related disorder, diabetes, dyslipidemia, a diabetic complication, impaired glucose tolerance or impaired fasting glucose.Type: ApplicationFiled: November 10, 2009Publication date: September 29, 2011Inventors: Gerald W. Shipps, JR., Cliff C. Cheng, Xiaohua Huang, Abdelghani Abe Achab, Peter Orth, Johannes H. Voigt, Kyle Ann Soucy
-
Patent number: 8012953Abstract: Disclosed are novel compounds of the formula or a pharmaceutically acceptable salt or solvate thereof, wherein R1, R2, R3, n and X are as defined in the specification. Also disclosed are pharmaceutical compositions comprising the compounds of formula I. Also disclosed are methods of treating cognitive or neurodegenerative diseases such as Alzheimer's disease. Also disclosed are methods of treating a cognitive or neurodegenerative disease comprising administering to a patient I need of such treatment a combination of at least one compound of formula I and at least one compound selected from the group consisting of ?-secretase inhibitors other than those of formula I, HMG-CoA reductase inhibitors, gamma-secretase inhibitors, non-steroidal anti-inflammatory agents, N-methyl-D-aspartate receptor antagonists, cholinesterase inhibitors and anti-amyloid antibodies.Type: GrantFiled: October 1, 2009Date of Patent: September 6, 2011Assignee: Schering CorporationInventors: Andrew W. Stamford, Ying Huang, Guoqing Li, Corey O. Strickland, Johannes H. Voigt
-
Patent number: 7973067Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein W is a bond, —C(?S)—, —S(O)—, —S(O)2—, —C(?O)—, —O—, —C(R6)(R7)—, —N(R5)— or —C(?N(R5))—; X is —O—, —N(R5)— or —C(R6)(R7)—; provided that when X is —O—, U is not —O—, —S(O)—, —S(O)2—, —C(?O)— or —C(?NR5)—; U is a bond, —S(O)—, —S(O)2—, —C(O)—, —O—, —P(O)(OR15)—, —C(?NR5)—, —(C(R6)(R7))b— or —N(R5)—; wherein b is 1 or 2; provided that when W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, U is not —S(O)—, —S(O)2—, —O—, or —N(R5)—; provided that when X is —N(R5)— and W is —S(O)—, —S(O)2—, —O—, or —N(R5)—, then U is not a bond; and R1, R2, R3, R4, R5, R6, and R7 are as defined in the specification; and pharmaceutical compositions comprising the compounds of formula I.Type: GrantFiled: December 10, 2008Date of Patent: July 5, 2011Assignee: Schering CorporationInventors: Zhaoning Zhu, Brian McKittrick, Zhong-Yue Sun, Yuanzan C. Ye, Johannes H. Voigt, Corey Strickland, Elizabeth M. Smith, Andrew Stamford, William J. Greenlee, Robert D. Mazzola, Jr., John P. Caldwell, Jared N. Cumming, Lingyan Wang, Yusheng Wu, Ulrich Iserloh, Tao Guo, Thuy X. H. Le, Kurt W. Saionz, Suresh D. Babu, Rachel C. Hunter, Michelle L. Morris, Huizhong Gu, Gang Qian, Dawit Tadesse
-
Patent number: 7910590Abstract: Disclosed are novel compounds of the formula or a pharmaceutically acceptable salt or solvate thereof, wherein R1 is X is —O—, —C(R 14)2— or —N(R)—; Z is —C(R14)2— or —N(R)—; t is 0, 1, 2 or 3; each R and R2 is independently H, alkyl, cycloalkyl, cycloalkylalkyl, aryl, heteroaryl, heterocycloalkyl, arylalkyl, heteroarylalkyl, heterocycloalkylalkyl, alkenyl or alkynyl; each R14 is H, alkyl, alkenyl, alkynyl, halo, —CN, haloalkyl, cycloalkyl, cycloalkylalkyl, aryl, heteroaryl, heterocycloalkyl, arylalkyl, heteroarylalkyl, heterocycloalkylalkyl, —OR35, —N(R24)(R25) or —SR35; R41 is alkyl, cycloalkyl, —SO2(alkyl), —C(O)-alkyl, —C(O)-cycloalkyl or -alkyl-NH—C(O)CH3; and the remaining variables are as defined in the specification. Also disclosed are pharmaceutical compositions comprising the compounds of formula I and methods of treating cognitive or neurodegenerative diseases with compounds of formula I.Type: GrantFiled: June 24, 2009Date of Patent: March 22, 2011Assignee: Schering CorporationInventors: Ying Huang, Guoqing Li, Ulrich Iserloh, Andrew Stamford, Corey Strickland, Johannes H. Voigt, Jianping Pan
-
Patent number: 7868000Abstract: Disclosed are compounds of the formula I or a stereoisomer, tautomer, or pharmaceutically acceptable salt or solvate thereof, wherein j, k, U, W, R, R1, R2, R3, R4, R6, R7 and R7a are as described above in the specification. Also disclosed is the method of inhibiting aspartyl protease, and in particular, the methods of treating cardiovascular diseases, cognitive and neurodegenerative diseases. Also disclosed are methods of treating cognitive or neurodegenerative diseases using the compounds of formula I in combination with a cholinesterase inhibitor or a muscarinic m1 agonist or m2 antagonist.Type: GrantFiled: June 12, 2006Date of Patent: January 11, 2011Assignee: Schering CorporationInventors: Zhaoning Zhu, Brian McKittrick, Andrew Stamford, William J. Greenlee, Xiaoxiang Liu, Mihirbaran Mandal, Johannes H. Voigt, Corey O. Strickland