Patents by Inventor David W. Piotrowski

David W. Piotrowski 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: 10208019
    Abstract: Provided herein are 6-carboxylic acids of benzimidazoles and 4-aza-, 5-aza-, 7-aza- and 4,7-diaza-benzimidazoles as GLP-1R agonists, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: February 19, 2019
    Assignee: Pfizer Inc.
    Inventors: Gary Erik Aspnes, Scott W. Bagley, John M. Curto, Matthew S. Dowling, David Edmonds, Mark E. Flanagan, Kentaro Futatsugi, David A. Griffith, Kim Huard, Gajendra Ingle, Wenhua Jiao, Chris Limberakis, Alan M. Mathiowetz, David W. Piotrowski, Roger B. Ruggeri
  • Publication number: 20180170908
    Abstract: Provided herein are 6-carboxylic acids of benzimidazoles and 4-aza-, 5-aza-, 7-aza- and 4,7-diaza-benzimidazoles as GLP-1R agonists, processes to make said compounds, and methods comprising administering said compounds to a mammal in need thereof.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 21, 2018
    Applicant: Pfizer Inc.
    Inventors: Gary Erik Aspnes, Scott W. Bagley, John M. Curto, Matthew S. Dowling, David Edmonds, Mark E. Flanagan, Kentaro Futatsugi, David A. Griffith, Kim Huard, Gajendra Ingle, Wenhua Jiao, Chris Limberakis, Alan M. Mathiowetz, David W. Piotrowski, Roger B. Ruggeri
  • Publication number: 20160058768
    Abstract: The present invention is directed at substituted amide compounds, pharmaceutical compositions containing such compounds and the use of such compounds to reduce plasma lipid levels, such as LDL-cholesterol and triglycerides and accordingly to treat diseases which are exacerbated by high levels of LDL-cholesterol and triglycerides, such as atherosclerosis and cardiovascular diseases, in mammals, including humans.
    Type: Application
    Filed: November 12, 2015
    Publication date: March 3, 2016
    Inventors: Etzer Darout, Robert Dullea, Julie Jia Li Hawkins, Allyn T. Londregan, Paula M. Loria, Bruce Maguire, Kim F. McClure, Donna N. Petersen, David W. Piotrowski
  • Patent number: 9227956
    Abstract: The present invention is directed at substituted amide compounds, pharmaceutical compositions containing such compounds and the use of such compounds to reduce plasma lipid levels, such as LDL-cholesterol and triglycerides and accordingly to treat diseases which are exacerbated by high levels of LDL-cholesterol and triglycerides, such as atherosclerosis and cardiovascular diseases, in mammals, including humans.
    Type: Grant
    Filed: April 15, 2014
    Date of Patent: January 5, 2016
    Assignee: Pfizer Inc.
    Inventors: Etzer Darout, Robert Dullea, Julie Jia Li Hawkins, Allyn T. Londregan, Paula M. Loria, Bruce Maguire, Kim F. McClure, Donna N. Petersen, David W. Piotrowski
  • Publication number: 20140315928
    Abstract: The present invention is directed at substituted amide compounds, pharmaceutical compositions containing such compounds and the use of such compounds to reduce plasma lipid levels, such as LDL-cholesterol and triglycerides and accordingly to treat diseases which are exacerbated by high levels of LDL-cholesterol and triglycerides, such as atherosclerosis and cardiovascular diseases, in mammals, including humans.
    Type: Application
    Filed: April 15, 2014
    Publication date: October 23, 2014
    Applicant: Pfizer Inc.
    Inventors: Etzer Darout, Robert Dullea, Julie Jia Li Hawkins, Allyn T. Londregan, Paula M. Loria, Bruce Maguire, Kim F. McClure, Donna N. Petersen, David W. Piotrowski
  • Publication number: 20110281854
    Abstract: Mineralocorticoid receptor antagonists (MRa), pharmaceutical compositions containing such inhibitors and the use of such inhibitors to treat, for example, diabetic nephropathy and hypertension in mammals, including humans.
    Type: Application
    Filed: May 10, 2011
    Publication date: November 17, 2011
    Inventors: Agustin Casimiro-Garcia, Kentaro Futatsugi, David W. Piotrowski
  • Patent number: 7485641
    Abstract: The invention provides compounds of formula (1), and the pharmaceutically acceptable salt thereof, wherein R1, n and R2 are as described herein; compositions thereof; and uses thereof.
    Type: Grant
    Filed: June 18, 2007
    Date of Patent: February 3, 2009
    Assignee: Pfizer, Inc.
    Inventors: David W. Piotrowski, Yu Hui, John W. Benbow
  • Patent number: 7465732
    Abstract: The invention provides compounds of formula (I), or a pharmaceutically acceptable salt of said compound, or a solvate of said compound or salt, wherein R1, R2, R3, HET, n, Q, X, Y, and Z are as described herein; compositions thereof; and uses thereof including treating Type 2 diabetes.
    Type: Grant
    Filed: December 7, 2006
    Date of Patent: December 16, 2008
    Assignee: Pfizer Inc
    Inventors: Bernard Hulin, David W. Piotrowski
  • Publication number: 20070299076
    Abstract: The invention provides compounds of formula (1), and the pharmaceutically acceptable salt thereof, wherein R1, n and R2 are as described herein; compositions thereof; and uses thereof.
    Type: Application
    Filed: June 18, 2007
    Publication date: December 27, 2007
    Inventors: David W. Piotrowski, Yu Hui, John W. Benbow
  • Patent number: 7291618
    Abstract: The invention provides compounds of formula (I), prodrugs and stereoisomers thereof, and the pharmaceutically acceptable salts of the compounds, prodrugs, and stereoisomers, wherein R1, R2, R3, HET, n, Q, X, Y, and Z are as described herein; compositions thereof; and uses thereof in treating diabetic complications including diabetic neuropathy, diabetic nephropathy, diabetic microangiopathy, and the like.
    Type: Grant
    Filed: May 12, 2005
    Date of Patent: November 6, 2007
    Assignee: Pfizer Inc
    Inventors: Bernard Hulin, David W. Piotrowski
  • Patent number: 7176198
    Abstract: The invention provides compounds of Formula I: wherein Azabicyclo is where the variables have the definitions discussed herein. These compounds may be in the form of pharmaceutical salts or compositions, may be in pure enantiomeric form or racemic mixtures, and are useful in pharmaceuticals to treat a disease or condition in which ?7 is known to be involved.
    Type: Grant
    Filed: July 25, 2003
    Date of Patent: February 13, 2007
    Assignee: Pfizer Inc.
    Inventors: David W. Piotrowski, Eric Jon Jacobsen, Brad A. Acker, Daniel Patrick Walker, Donn G. Wishka, Vincent E. Groppi, Jr.
  • Patent number: 7067515
    Abstract: The invention provides compounds of Formula I: where in W is These compounds may be in the form of pharmaceutical salts or compositions, racemic mixtures, or pure enantiomers thereof. The compounds of Formula I are useful to treat diseases or conditions in which ?7 is known to be involved.
    Type: Grant
    Filed: June 6, 2002
    Date of Patent: June 27, 2006
    Assignee: Pfizer Inc.
    Inventors: Donn G. Wishka, Steven Charles Reitz, David W. Piotrowski, Vincent E. Groppi, Jr.
  • Patent number: 7001900
    Abstract: The invention provides compounds of Formula I: wherein Azabicyclo is W is a six-membered heterocyclic ring system having 1–2 nitrogen atoms or a 10-membered bicyclic-six-six-fused-ring system having up to two nitrogen atoms within either or both rings, provided that no nitrogen is at a bridge of the bicyclic-six-six-fused-ring system, and further having 1–2 substitutents independently selected from R3. These compounds may be in the form of pharmaceutical salts or compositions, may be in pure enantiomeric form or racemic mixtures, and are useful in pharmaceuticals to treat diseases or conditions in which ?7 is known to be involved.
    Type: Grant
    Filed: February 14, 2003
    Date of Patent: February 21, 2006
    Assignee: Pfizer Inc.
    Inventors: Eric Jon Jacobsen, Jason K. Myers, Daniel Patrick Walker, Donn G. Wishka, Steven Charles Reitz, David W. Piotrowski, Brad A. Acker, Vincent E. Groppi, Jr.
  • Patent number: 6951868
    Abstract: The invention provides compounds of Formula I: wherein Azabicyclo is any of: These compounds may be in the form of pharmaceutical salts or compositions, and racemic mixtures or pure enantiomers thereof. The compounds of Formula I are useful in pharmaceuticals in which ?7 is known to be involved.
    Type: Grant
    Filed: November 1, 2002
    Date of Patent: October 4, 2005
    Assignee: Pfizer Inc.
    Inventors: Daniel Patrick Walker, David W. Piotrowski, Eric Jon Jacobsen, Brad A. Acker, Vincent E. Groppi, Jr.
  • Patent number: 6919359
    Abstract: The invention provides compounds of Formula I: Azabicyclo-N(R1)—C(?X)—W??Formula I These compounds may be in the form of pharmaceutical salts or compositions, racemic mixtures, or pure enantiomers thereof. The compounds of Formula I are useful in pharmaceuticals in which ?7 is known to be involved.
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: July 19, 2005
    Assignee: Pfizer Inc
    Inventors: David W. Piotrowski, Jason K. Myers, Bruce N. Rogers, Eric Jon Jacobsen, Alice L. Bodnar, Vincent E. Groppi, Jr., Daniel Patrick Walker, Brad A. Acker
  • Patent number: 6911543
    Abstract: The invention provides compounds of Formula I: wherein Azabicyclo is These compounds may be in the form of pharmaceutical salts or compositions, racemic mixtures, or pure enantiomers thereof. The compounds of Formula I are useful in pharmaceuticals in which ?7 is known to be involved.
    Type: Grant
    Filed: October 1, 2002
    Date of Patent: June 28, 2005
    Assignee: Pfizer Inc.
    Inventors: Daniel Patrick Walker, David W. Piotrowski, Eric Jon Jacobsen, Brad A. Acker, Donn G. Wishka, Steven Charles Reitz
  • Patent number: 6894042
    Abstract: The invention provides compounds of Formula I: wherein Azabicyclo is These compounds may be in the form of pharmaceutical salts or compositions, may be in pure enantiomeric form or racemic mixtures, and are useful in pharmaceuticals in which ?7 is known to be involved.
    Type: Grant
    Filed: February 13, 2003
    Date of Patent: May 17, 2005
    Assignee: Pharmacia & Upjohn Company
    Inventors: Daniel Patrick Walker, David W. Piotrowski, Eric Jon Jacobsen, Brad A. Acker
  • Patent number: 6869946
    Abstract: The invention provides compounds of Formula I: wherein m1 is 0 or 1; m2 is 1 or 2; R1 is —H, alkyl, halogenated alkyl, substituted alkyl, cycloalkyl, or phenyl; R2 is —H, alkyl, halogenated alkyl, substituted alkyl, cycloalkyl, or phenyl, provided that when m1 is 1 at least one of R1 and R2 is —H; or a pharmaceutically acceptable salt, pharmaceutical composition, a pure enantiomer or racemic mixture thereof. The invention also provides a method for treating a disease or condition in a mammal, wherein the ?7 nicotinic acetylcholine receptor is implicated and for treating diseases where there is a sensory-gating deficit in a mammal comprising administering to a mammal a therapeutically effective amount of a compound of Formula I. These compounds may be in the form of pharmaceutical salts or compositions, and may be in pure enantiomeric form or may be racemic mixtures.
    Type: Grant
    Filed: April 17, 2002
    Date of Patent: March 22, 2005
    Assignee: Pfizer Inc
    Inventors: Eric Jon Jacobsen, Daniel Patrick Walker, Jason K. Myers, David W. Piotrowski, Vincent E. Groppi, Jr.
  • Patent number: 6858613
    Abstract: The invention provides compounds of Formula I: These compounds may be in the form of pharmaceutical salts or compositions, may be in pure enantiomeric form or racemic mixtures, and are useful in pharmaceuticals to treat conditions or diseases in which ?7 is known to be involved.
    Type: Grant
    Filed: February 14, 2003
    Date of Patent: February 22, 2005
    Assignee: Pfizer Inc.
    Inventors: Bruce N. Rogers, David W. Piotrowski, Daniel Patrick Walker, Eric Jon Jacobsen, Brad A. Acker, Donn G. Wishka, Vincent E. Groppi, Jr.
  • Patent number: 6852716
    Abstract: The invention provides compounds of Formula I: These compounds may be in the form of pharmaceutical salts or compositions, racemic mixtures, or pure enantiomers thereof. The compounds of Formula I are useful in pharmaceuticals to treat diseases or conditions in which ?7 is known to be involved.
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: February 8, 2005
    Assignee: Pfizer Inc
    Inventors: Daniel Patrick Walker, David W. Piotrowski, Eric Jon Jacobsen, Brad A. Acker, Jason K. Myers, Vincent E. Groppi, Jr.