Patents by Inventor Duane Burnett

Duane Burnett 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: 20170044155
    Abstract: The present invention relates to novel geminal substituted aminobenzisoxazole compounds, and pharmaceutical compositions of the same, that are suitable as agonists or partial agonists of ?7-nAChR, and methods of preparing these compounds and compositions, and the use of these compounds and compositions in methods of maintaining, treating and/or improving cognitive function. In particular, methods of administering the compound or composition to a patient in need thereof, for example a patient with a cognitive deficiency and/or a desire to enhance cognitive function, that may derive a benefit therefrom.
    Type: Application
    Filed: August 10, 2016
    Publication date: February 16, 2017
    Inventors: Raksha Acharya, Duane A. Burnett, Matthew Gregory Bursavich, Andrew Simon Cook, Bryce Alden Harrison, Andrew J. McRiner
  • Patent number: 9499502
    Abstract: The present invention discloses certain iminothiazine compounds and mono- and dioxides thereof, including compounds Formula (I): and tautomers and stereoisomers thereof, and pharmaceutically acceptable salts of said compounds, said tautomers and said stereoisomers, wherein each of variables shown in the formula are as defined herein. The compounds of the invention may be useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and uses, including Alzheimer's disease, are also disclosed.
    Type: Grant
    Filed: April 12, 2012
    Date of Patent: November 22, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Wen-Lian Wu, Duane A. Burnett, Andrew W. Stamford, Jared N. Cumming, Chad E. Bennett, Eric J. Gilbert, Jack D. Scott, Younong Yu, Xuanjia Peng
  • Patent number: 9453034
    Abstract: In its many embodiments, the present invention provides certain C2-azaspirosubstituted iminothiazine dioxide compounds. The novel compounds of the invention are useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use, including for the possible treatment of Alzheimer's disease, are also disclosed.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: September 27, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Eric J. Gilbert, Jared N. Cumming, Jack D. Scott, Wen-Lian Wu, Duane A. Burnett, Andrew W. Stamford
  • Patent number: 9365589
    Abstract: In its many embodiments, the present invention provides certain C2-ring-substituted iminothiazine compounds, including compounds Formula (I): (structurally represented) or a tautomers thereof, and pharmaceutically acceptable salts of said compounds and, wherein R1, R2, R3, R4, X, ring A, RA, m, -L1-, and RL are as defined herein. The novel compounds of the invention are useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use, including for the possible treatment of Alzheimer's disease, are also disclosed.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: June 14, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jared N. Cumming, David Earl Kaelin, Jr., Jack D. Scott, Wen-Lian Wu, Duane A. Burnett
  • Publication number: 20160016975
    Abstract: In its many embodiments, the present invention provides certain C2-azaspiro substituted iminothiazine dioxide compounds. The novel compounds of the invention are useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use, including for the possible treatment of Alzheimer's disease, are also disclosed.
    Type: Application
    Filed: March 11, 2014
    Publication date: January 21, 2016
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Eric J. Gilbert, Jared N. Cumming, Jack D. Scott, Wen-Lian Wu, Duane A. Burnett, Andrew W. Stamford
  • Patent number: 9226927
    Abstract: Disclosed herein are compounds of Formula (I) (I) and pharmaceutically acceptable salts thereof, wherein each of the substituents is given the definition as set forth in the specification and claims. Also disclosed are pharmaceutical compositions containing the compound of Formula (I) and use of the compound in the treatment of neurodegenerative diseases or conditions such as Alzheimer's disease.
    Type: Grant
    Filed: September 4, 2012
    Date of Patent: January 5, 2016
    Assignee: MERCK SHARP & DOHME CORP.
    Inventors: Wen-Lian Wu, Duane A. Burnett
  • Publication number: 20150344500
    Abstract: In its many embodiments, the present invention provides certain C2-ring-substituted iminothiazine compounds, including compounds Formula (I): (structurally represented) or a tautomers thereof, and pharmaceutically acceptable salts of said compounds and, wherein R1, R2, R3, R4, X, ring A, RA, m, -L1-, and RL are as defined herein. The novel compounds of the invention are useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use, including for the possible treatment of Alzheimer's disease, are also disclosed.
    Type: Application
    Filed: December 16, 2013
    Publication date: December 3, 2015
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Jared N. Cumming, David Earl Kaelin, Jr., Jack D. Scott, Wen-Lian Wu, Duane A. Burnett
  • Patent number: 9181236
    Abstract: In its many embodiments, the present invention provides certain iminothiazine dioxide compounds, including compounds Formula (I): and tautomers and stereoisomers thereof, and pharmaceutically acceptable salts of said compounds, said tautomeros and said stereoisomers, wherein each of the variables shown in the formula are as defined herein. The novel compounds of the invention are useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use, including Alzheimer's disease, are also disclosed.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: November 10, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Wen-Lian Wu, Duane A. Burnett, Andrew W. Stamford, Jared N. Cumming, Theodros Asberom, Chad Bennett, Thavalakulamgara K. Sasiskumar, Jack D. Scott
  • Patent number: 8987195
    Abstract: The present invention relates to hepatitis C virus (HCV) NS3 protease inhibitors containing a spirocyclic moeity, uses of such compounds, and synthesis of such compounds.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: March 24, 2015
    Assignees: Merck Sharp & Dohme Corp., Merck Canada Inc.
    Inventors: Thomas Bara, Sathesh Bhat, Dipshikha Biswas, Linda Brockunier, Duane A. Burnett, Samuel Chackalamannil, Mariappan V. Chelliah, Austin Chen, Martin Clasby, Vince J. Colandrea, Zhuyan Guo, Yongxin Han, Charles Jayne, Hubert Josien, Karen Marcantonio, Shouwu Miao, Santhosh Neelamkavil, Patrick Pinto, Murali Rajagopalan, Unmesh Shah, Francisco Velazquez, Srikanth Venkatraman, Yan Xia
  • Patent number: 8933116
    Abstract: Disclosed herein are compounds of Formula (I) and pharmaceutically acceptable salts thereof, wherein each of the substituents is given the definition as set forth in the specification and claims. Also disclosed are pharmaceutical compositions containing the compound of Formula (I) and use of the compound in the treatment of neurodegenerative diseases or conditions such as Alzheimer's disease.
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: January 13, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Wen-Lian Wu, Duane A. Burnett, William J. Greenlee
  • Patent number: 8907086
    Abstract: The present invention is directed to novel bicyclic heterocycles of structural formula (I) which are inhibitors of the dipeptidyl peptidase-IV enzyme and which are useful in the treatment or prevention of diseases in which the dipeptidyl peptidase-IV enzyme is involved, such as diabetes and particularly Type 2 diabetes. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which the dipeptidyl peptidase-IV enzyme is involved.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: December 9, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Chad E. Bennett, Duane A. Burnett, Hongmei Li, Yonggang Chen, Troy McCracken, Monica Vicarel
  • Patent number: 8809318
    Abstract: In its many embodiments, the present invention provides a novel class of heterocyclic compounds of the formula: 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 disease associated with the central nervous system using such compounds or pharmaceutical compostions.
    Type: Grant
    Filed: November 11, 2009
    Date of Patent: August 19, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Zhaoning Zhu, William J. Greenlee, Hongmei Li, Monica L. Vicarel, Jun Qin, Pawan Kumar Dhondi, Xianhai Huang, Anandan Palani, Xiaoxiang Liu, Zhong-Yue Sun, Hubert B. Josien, Ruo Xu, David James Cole, Duane A. Burnett, Chad E. Bennett, Troy McCracken, Malcolm MacCoss
  • Publication number: 20140227302
    Abstract: Disclosed herein are compounds of Formula (I) (I) and pharmaceutically acceptable salts thereof, wherein each of the substituents is given the definition as set forth in the specification and claims. Also disclosed are pharmaceutical compositions containing the compound of Formula (I) and use of the compound in the treatment of neurodegenerative diseases or conditions such as Alzheimer's disease.
    Type: Application
    Filed: September 4, 2012
    Publication date: August 14, 2014
    Inventors: Wen-Lian Wu, Duane A. Burnett
  • Publication number: 20140200213
    Abstract: In its many embodiments, the present invention provides certain iminothiazine dioxide compounds, including compounds Formula (I): and tautomers and stereoisomers thereof, and pharmaceutically acceptable salts of said compounds, said tautomeros and said stereoisomers, wherein each of the variables shown in the formula are as defined herein. The novel compounds of the invention are useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use, including Alzheimer's disease, are also disclosed.
    Type: Application
    Filed: August 21, 2012
    Publication date: July 17, 2014
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Wen-Lian Wu, Duane A. Burnett, Andrew W. Stamford, Jared N. Cumming, Theodros Asberom, Chad Bennett, Thavalakulamgara K. Sasiskumar, Jack D. Scott
  • Publication number: 20140128382
    Abstract: The present invention discloses certain iminothiazine compounds and mono- and dioxides thereof, including compounds Formula (I): and tautomers and stereoisomers thereof, and pharmaceutically acceptable salts of said compounds, said tautomers and said stereoisomers, wherein each of variables shown in the formula are as defined herein. The compounds of the invention may be useful as BACE inhibitors and/or for the treatment and prevention of various pathologies related thereto. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and uses, including Alzheimer's disease, are also disclosed.
    Type: Application
    Filed: April 12, 2012
    Publication date: May 8, 2014
    Inventors: Wen-Lian Wu, Duane A. Burnett, Andrew W. Stamford, Jared N. Cumming, Chad E. Bennett, Eric J. Gilbert, Jack D. Scott, Younong Yu, Xuanjia Peng
  • Patent number: 8691832
    Abstract: The present invention is directed to novel tricyclic heterocycles of structural formula I which are inhibitors of the dipeptidyl peptidase-IV enzyme and which are useful in the treatment or prevention of diseases in which the dipeptidyl peptidase-IV enzyme is involved, such as diabetes and particularly Type 2 diabetes. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which the dipeptidyl peptidase-IV enzyme is involved.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: April 8, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Duane A. Burnett, Zhiqiang Zhao, David Cole, Hubert Josien, Dmitri A. Pissarnitski, Thavalakulamgar Sasikumar, Wen-Lian Wu, Martin Domalski
  • Patent number: 8664411
    Abstract: Disclosed are novel gamma secretase inhibitors of the formula. Also disclosed are methods of inhibiting gamma-secretase, methods of treating neurodegenerative diseases, and methods of treating Alzheimer's Disease. Also disclosed are processes for preparing alkenes in one reaction step using a mixture of an aldehyde (or ketone) and an alkyl substituted with two electron withdrawing groups, and reacting the mixture with: (a) a sulfonyl halide (e.g., a sulfonyl chloride) and a basic tertiary amine, or, (b) a sulfonyl anhydride and a basic amine, or (c) an aryl-C(O)-halide and a basic tertiary amine, or (d) an aryl-C(O)—O—C(O)-aryl and a basic tertiary amine, or (e) an heteroaryl-C(O)-halide and a basic tertiary amine, or (f) a heteroaryl-C(O)—O—C(O)-heteroaryl and a basic tertiary amine.
    Type: Grant
    Filed: July 1, 2008
    Date of Patent: March 4, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Wen-Lian Wu, Thomas A. Bara, Duane A. Burnett, John W. Clader, Martin S. Domalski, Yan Jin, Hubert B. Josien, Hongmei Li, Xian Liang, Dmitri A. Pissarnitski, Thavalakulamgara K. Sasikumar, Jesse K. Wong, Ruo Xu, Zhiqiang Zhao, Paul McNamara
  • Publication number: 20140018342
    Abstract: Disclosed herein are compounds of Formula (I) and pharmaceutically acceptable salts thereof, wherein each of the substituents is given the definition as set forth in the specification and claims. Also disclosed are pharmaceutical compositions containing the compound of Formula (I) and use of the compound in the treatment of neurodegenerative diseases or conditions such as Alzheimer's disease.
    Type: Application
    Filed: April 4, 2012
    Publication date: January 16, 2014
    Inventors: Wen-Lian Wu, Duane A. Burnett, William J. Greenlee
  • Patent number: 8618123
    Abstract: Disclosed are novel gamma secretase inhibitors of the formula (I): or a pharmaceutically acceptable salt, solvate, or ester thereof, wherein L1, n, X, Ar, Y, Z, Q, and Q1 are as defined herein. Also disclosed are methods for inhibiting gamma secretase, methods for treating Alzheimer's disease, methods of treating one or more neurodegenerative diseases, and methods of inhibiting the deposition of amyloid protein (e.g., amyloid beta protein) in, on or around neurological tissue (e.g., the brain) using the compounds of formula 1.0.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: December 31, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Thavalakulamgara K. Sasikumar, Duane A. Burnett, Theodros Asberom, Wen-Lian Wu, Hongmei Li, Ruo Xu, Hubert B. Josien
  • Publication number: 20130324562
    Abstract: The present invention is directed to novel bicyclic heterocycles of structural formula (I) which are inhibitors of the dipeptidyl peptidase-IV enzyme and which are useful in the treatment or prevention of diseases in which the dipeptidyl peptidase-IV enzyme is involved, such as diabetes and particularly Type 2 diabetes. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which the dipeptidyl peptidase-IV enzyme is involved.
    Type: Application
    Filed: March 1, 2012
    Publication date: December 5, 2013
    Inventors: Chad E. Bennett, Duane A. Burnett, Hongmei Li, Yonggang Chen, Troy McCracken, Monica Vicarel