Patents by Inventor John Clader

John Clader 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).

  • Patent number: 8450343
    Abstract: This invention provides novel compounds that are modulators of gamma secretase. The compounds have the formula (I) wherein R2 is a fused bicyclic ring of the formula (II). Also disclosed are methods of modulating gamma secretase activity and methods of treating Alzheimer's disease using the compounds of formula (I).
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: May 28, 2013
    Inventors: Xianhai Huang, Anandan Palani, Jun Qin, Robert G. Aslanian, Zhaoning Zhu, William Greenlee, Hubert Josien, Wei Zhou, Xiaohong Zhu, Chad E. Bennett, Dmitri Pissarnitski, Mihirbaran Mandal, Pawan Dhondi, Troy McCracken, Thomas Bara, Zhiqiang Zhao, Duane Burnett, John Clader
  • Patent number: 8357682
    Abstract: 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: Grant
    Filed: May 5, 2008
    Date of Patent: January 22, 2013
    Inventors: 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: 20110294784
    Abstract: This invention provides novel compounds that are modulators of gamma secretase. The compounds have the formula (Chemical formula should be inserted here as it appears on abstract in paper form). Also disclosed are methods of modulating gamma secretase activity and methods of treating Alzheimer's Disease using the compounds of formula (I).
    Type: Application
    Filed: December 18, 2009
    Publication date: December 1, 2011
    Inventors: Theodros Asberom, Xianhai Huang, Zhaoning Zhu, John Clader, Dmitri Pissarnitski, Hubert Josien, Hongmei Li
  • Publication number: 20110015190
    Abstract: This invention provides novel compounds that are modulators of gamma secretase. The compounds have the formula (I) wherein R2 is a fused bicyclic ring of the formula (II). Also disclosed are methods of modulating gamma secretase activity and methods of treating Alzheimer's disease using the compounds of formula (I).
    Type: Application
    Filed: December 4, 2008
    Publication date: January 20, 2011
    Inventors: Xianhai Huang, Anandan Palani, Jun Qin, Robert Aslanian, Zhaoning Zhu, William Greenlee, Hubert Josien, Wei Zhou, Xiaohong Zhou, Chad E. Bennett, Dmitri Pissarnitski, Mihirbaran Mandal, Pawan Dhondi, Troy McCracken, Thomas Bara, Zhiqiang Zhao, Duane Burnett, John Clader
  • Publication number: 20100247514
    Abstract: In its many embodiments, the present invention provides a novel class of heterocyclic compounds as modulators of gamma secretase, 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: Application
    Filed: May 5, 2008
    Publication date: September 30, 2010
    Inventors: 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: 20070197581
    Abstract: This invention discloses novel gamma secretase inhibitors of the formula: R2 and R3, or R2 and R4, or R3 and R4, together with the atoms to which they are bound, can form a fused cycloalkyl or fused heterocycloalkyl ring. The cycloalkyl ring or the heterocycloalkyl ring can be optionally substituted with one or more substitutents. One or more compounds of formula (I), or formulations comprising such compounds, may be useful, e.g. in treating Alzheimer's Disease.
    Type: Application
    Filed: January 18, 2007
    Publication date: August 23, 2007
    Inventors: Theodros Asberom, Thomas Bara, Chad Bennett, Duane Burnett, Mary Ann Caplen, John Clader, David Cole, Martin Domalski, Hubert Josien, Chad Knutson, Hongmei Li, Mark McBriar, Dmitri Pissarnitski, Li Qiang, Murali Rajagopalan, Thavalakulamgara Sasikumar, Jing Su, Haiqun Tang, Wen-Lian Wu, Ruo Xu, Zhiqiang Zhao
  • Publication number: 20070155676
    Abstract: The present invention provides substituted azetidinone compounds, formulations and processes for preparing the same which can be useful for treating vascular conditions such as atherosclerosis or hypercholesterolemia, diabetes, obesity, stroke, demyelination and lowering plasma levels of sterols and/or stanols in a subject.
    Type: Application
    Filed: February 20, 2007
    Publication date: July 5, 2007
    Applicant: Schering Corporation
    Inventors: Duane Burnett, John Clader
  • Publication number: 20070155675
    Abstract: The present invention provides substituted azetidinone compounds, formulations and processes for preparing the same which can be useful for treating vascular conditions such as atherosclerosis or hypercholesterolemia, diabetes, obesity, stroke, demyelination and lowering plasma levels of sterols and/or stanols in a subject.
    Type: Application
    Filed: February 13, 2007
    Publication date: July 5, 2007
    Applicant: Schering Corporation
    Inventors: Duane Burnett, John Clader, Wayne Vaccaro
  • Publication number: 20070155674
    Abstract: The present invention provides substituted azetidinone compounds, formulations and processes for preparing the same which can be useful for treating vascular conditions such as atherosclerosis or hypercholesterolemia, diabetes, obesity, stroke, demyelination and lowering plasma levels of sterols and/or stanols in a subject.
    Type: Application
    Filed: February 13, 2007
    Publication date: July 5, 2007
    Applicant: Schering Corporation
    Inventors: Duane Burnett, John Clader
  • Publication number: 20060100427
    Abstract: This invention discloses novel gamma secretase inhibitors of the formula: wherein: R1 is a substituted aryl or substituted heteroaryl group; R2 is an R1 group, alkyl, —X(CO)Y, or alkylene-X(CO)Y wherein X and Y are as defined herein; each R3 and each R3A are independently H, or alkyl; R11 is aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl, heteroarylcycloalkyl, arylheterocycloalkyl, or alkoxyalkyl. Also disclosed is a method of treating Alzheimer's Disease using one or more compounds of the invention.
    Type: Application
    Filed: October 3, 2005
    Publication date: May 11, 2006
    Inventors: Dmitri Pissarnitski, Hubert Josien, Elizabeth Smith, John Clader, Theodros Asberom, Tao Guo, Douglas Hobbs
  • Publication number: 20060040936
    Abstract: This invention discloses novel gamma secretase inhibitors of the formula: wherein: L is —O—, —N(R6)—, —S—, —S(O)—, or —S(O2)—; R1 is selected from the group consisting of aryl and heteroaryl; R2 is selected from the group consisting of alkyl, —C(O)—Y, —X—C(O)—Y, -alkylene-X—C(O)—Y, -alkylene-C(O)—Y, -alkylene-cycloalkylene-X—C(O)—Y, -alkylene-cycloalkylene-C(O)—Y, -cycloalkylene-alkylene-X—C(O)—Y, -cycloalkylene-alkylene-C(O)—Y, -cycloalkylene-X—C(O)—Y, -cycloalkylene-C(O)—Y, -alkylene-cycloalkylene-alkylene-X—C(O)—Y, -alkylene-cycloalkylene-alkylene-C(O)—Y, aryl, and heteroaryl; R3 is selected from the group consisting of aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl, heteroarylcycloalkyl, arylheterocycloalkyl, and alkoxyalkyl; each R4 and R5 is independently selected from the group consisting of H and alkyl; and Y is selected from the group consisting of —NR8R9, —N(R6)—(CH2)b—NR8R9, aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl,
    Type: Application
    Filed: June 28, 2005
    Publication date: February 23, 2006
    Inventors: Hubert Josien, John Clader, Thomas Bara, Ruo Xu, Hongmei Li, Dmitri Pissarnitski, Zhiqiang Zhao
  • Publication number: 20060009467
    Abstract: Novel aryl and heteroaryl sulfonamides are disclosed. The sulfonamides, which are gamma secretase inhibitors, are represented by the formula: wherein Ar1 and Ar2 independently represent aryl or heteroaryl and Y represents a bond or a —(C(R3)2)1-3 group. Also disclosed is a method of inhibiting gamma secretase, and a method of treating Alzheimer's disease using the compounds of formula I.
    Type: Application
    Filed: September 9, 2005
    Publication date: January 12, 2006
    Inventors: Hubert Josien, John Clader, Theodros Asberom, Dmitri Pissarnitski
  • Publication number: 20060004004
    Abstract: Gamma-secretase inhibitors of the formula: are useful in treating various neurodegenerative diseases, wherein, for example: R1 includes unsubstituted or substituted aryl or heteroaryl groups; R2 includes —C(O)—Y, -alkylene-C(O)—Y, -alkylene-cycloalkylene-C(O)—Y, -cycloalkylene-alkylene-C(O)—Y, -alkylene-cycloalkylene-alkylene-C(O)—Y, -cycloalkylene-C(O)—Y, —S(O)—Y, -alkylene-S(O)—Y, -alkylene-cycloalkylene-S(O)—Y, -cycloalkylene-alkylene-S(O)—Y, -alkylene-cycloalkylene-alkylene-S(O)—Y, -cycloalkylene-S(O)—Y, —S(O2)—Y, -alkylene-S(O2)—Y, -alkylene-cycloalkylene-S(O2)—Y, -cycloalkylene-alkylene-S(O2)—Y, -alkylene-cycloalkylene-alkylene-S(O2)—Y, and -cycloalkylene-S(O2)—Y, wherein Y is as defined herein, and each of said alkylene or cycloalkylene may be unsubstituted or substituted as provided herein; each R3 is independently includes H, alkyl, —O-alkyl, —OH, —N(R9)2, acyl, and aroyl; or the moiety (R3)2, together with the ring carbon atom to which it is shown attached in formula I, defines a carbonyl
    Type: Application
    Filed: April 4, 2005
    Publication date: January 5, 2006
    Inventors: Theodros Asberom, John Clader, Hubert Josien, Mark McBriar, Dmitri Pissarnitski, Zhiqiang Zhao
  • Publication number: 20050171129
    Abstract: A compound having the formula (Ia) or (b), salt or solvate thereof, with the variables as defined herein, which can inhibit selectively phosphodiesterase V and can be useful for treating sexual dysfunction and other physiological disorders, symptoms and diseases:
    Type: Application
    Filed: December 23, 2004
    Publication date: August 4, 2005
    Inventors: Theodros Asberom, John Clader, Yueqing Hu, Dmitri Pissarnitski, Andrew Stamford, Ruo Xu
  • Publication number: 20050171098
    Abstract: The present invention discloses compounds which, are novel antagonists for melanin-concentrating hormone (MCH), as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such MCH antagonists as well as methods of using them to treat obesity, metabolic disorders, eating disorders such as hyperphagia, and diabetes.
    Type: Application
    Filed: January 28, 2005
    Publication date: August 4, 2005
    Inventors: John Clader, Hubert Josien, Anandan Palani, Tin Chan
  • Publication number: 20050085506
    Abstract: This invention discloses novel gamma secretase inhibitors of the formula: wherein: R1 is a substituted aryl or substituted heteroaryl group; R2 is an R1 group, alkyl, —XC(O)Y, alkylene-XC(O)Y, cycloalkylene-X—C(O)—Y, —CH—X—C(O)—NR3—Y or —CH—X—C(O)—Y, wherein X and Y are as defined herein; each R3 and each R3A are independently H, or alkyl; R11 is aryl, heteroaryl, alkyl, cycloalkyl, arylalkyl, arylcycloalkyl, heteroarylalkyl, heteroarylcycloalkyl, arylheterocycloalkyl, or alkoxyalkyl. Also disclosed is a method of treating Alzheimer's Disease using one or more compounds of the invention.
    Type: Application
    Filed: September 15, 2004
    Publication date: April 21, 2005
    Inventors: Dmitri Pissarnitski, Hubert Josien, Elizabeth Smith, John Clader, Theodros Asberom, Tao Guo, Douglas Hobbs
  • Publication number: 20050004121
    Abstract: The present invention discloses methods of using antagonists for melanin-concentrating hormone (MCH), to treat obesity, metabolic disorders, eating disorders such as hyperphagia, and diabetes, as well as novel compounds which are antagonists for melanin-concentrating hormone (MCH). In other aspects, the invention is directed to pharmaceutical compositions comprising such MCH antagonists as well as methods for preparing such compounds. Compounds of the invention generally have the structure: where the substituents are as defined herein.
    Type: Application
    Filed: June 28, 2004
    Publication date: January 6, 2005
    Inventors: Anandan Palani, Sherry Shapiro, Hubert Josien, Thomas Bara, John Clader, Pradeep Pushpavanam, Shengjian Li, Mark McBriar
  • Publication number: 20030022891
    Abstract: The present invention related to compounds of the formula 1
    Type: Application
    Filed: November 28, 2001
    Publication date: January 30, 2003
    Inventors: Anandan Palani, Mark D. McBriar, Sherry A. Shapiro, Ruo Xu, John Clader
  • Patent number: 5326762
    Abstract: Amides of the formula ##STR1## wherein R.sub.1 and R.sub.2 are independently heteroaryl, X-substituted heteroaryl, X-substituted phenyl, N-substituted triazinyl or N-substituted imidazolyl;and in addition, one of R.sub.1 and R.sub.2 can be as defined above and the other can be phenyl;R.sub.3 is an alkyl chain of 2 to 25 carbon atoms, saturated or unsaturated; an alkyl chain as defined substituted by one or more substituents selected from the group consisting of phenyl, X-substituted phenyl, heteroaryl and X-substituted heteroaryl; an alkyl chain as defined interrupted by one or more groups independently selected from the group consisting of --O--, --S--, --SO--, --SO.sub.2 --, --NH--, --N(lower alkyl)--, --C(O)--, phenylene, X-substituted phenylene, heteroarylene and X-substituted heteroarylene; or an interrupted alkyl chain as defined substituted by one or more substituents selected form the group consisting of phenyl, X-substituted phenyl, heteroaryl and X-substituted heteroaryl;R.sub.
    Type: Grant
    Filed: May 19, 1992
    Date of Patent: July 5, 1994
    Assignee: Schering Corporation
    Inventors: John Clader, Sundeep Dugar, Timothy Kogan, Bradley Tait, Wayne Vaccaro
  • Patent number: 5149709
    Abstract: Amides of the formula ##STR1## wherein R.sub.1 and R.sub.2 are independently heteroaryl, X-substituted heteroaryl, X-substituted phenyl, N-substituted triazinyl or N-substituted imidazolyl;and in addition, one of R.sub.1 and R.sub.2 can be as defined above and the other can be phenyl;R.sub.3 is an alkyl chain of 2 to 25 carbon atoms, saturated or unsaturated; an alkyl chain as defined substituted by one or more substituents selected from the group consisting of phenyl, X-substituted phenyl, heteroaryl and X-substituted heteroaryl; an alkyl chain as defined interrupted by one or more groups independently selected from the group consisting of --O--, --S--, --SO--, --SO.sub.2 --, --NH--, --N(lower alkyl)--, --C(O)--, phenylene, X-substituted phenylene, heteroarylene and X-substituted heteroarylene; or an interrupted alkyl chain as defined substituted by one or more substituents selected from the group consisting of phenyl, X-substituted phenyl, heteroaryl and X-substituted heteroaryl;R.sub.
    Type: Grant
    Filed: July 3, 1990
    Date of Patent: September 22, 1992
    Assignee: Schering Corporation
    Inventors: John Clader, Sundeep Dugar, Timothy Kogan, Bradley Tait, Wayne Vaccaro