Patents by Inventor Bruce Allen Lefker

Bruce Allen Lefker 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: 20160368919
    Abstract: Disclosed are novel pyridine pyrazinones or pharmaceutically acceptable salts thereof. Pharmaceutical compositions and the use of the compounds to treat diseases or disorders that are BET family bromodomain-dependent are also disclosed. Methods for preparing and using these compounds are further described.
    Type: Application
    Filed: June 16, 2016
    Publication date: December 22, 2016
    Applicant: Pfizer Inc.
    Inventors: Agustin Casimiro-Garcia, Bruce Allen Lefker, Nikolaos Papaioannou, Arjun Venkat Narayanan, Jotham Wadsworth Coe
  • Publication number: 20120095028
    Abstract: Compounds of Formula (I) that modulate the activity of the G-protein-coupled receptor GPR119 and their uses in the treatment of diseases linked to the modulation of the G-protein-coupled receptor GPR119 in animals are described herein.
    Type: Application
    Filed: March 4, 2010
    Publication date: April 19, 2012
    Inventors: Michael Paul DeNinno, Kentaro Futatsugi, Bruce Allen Lefker, Vincent Mascitti, Kim Francis McClure, Michael John Munchhof
  • Publication number: 20120052130
    Abstract: Compounds of Formula (I) that modulate the activity of the G-protein-coupled receptor GPFM 19 and their uses in the treatment of diseases linked to the modulation of the G-protein-coupled receptor GPR119 in animals are described herein.
    Type: Application
    Filed: April 12, 2010
    Publication date: March 1, 2012
    Inventors: Etzer Darout, Michael Paul DeNinno, Kentaro Futatsugi, Cristiano Ruch Werneck Guimaraes, Bruce Allen Lefker, Vincent Mascitti, Kim Francis McClure, Michael John Munchhof, Ralph Pelton Robinson, JR.
  • Publication number: 20090170886
    Abstract: The present invention is directed to a new class of benzonitriles and to their use as androgen receptor modulators. Other aspects of the invention are directed to the use of these compounds to decrease excess sebum secretions and to stimulate hair growth.
    Type: Application
    Filed: July 7, 2006
    Publication date: July 2, 2009
    Inventors: Mark Laurence Boys, Michelle Marie Bruendl, Victoria Leigh Downs, Stephen Alan Fakhoury, William Glen Harter, Lain-Yen Hu, Sandra Marie Jennings, Bruce Allen Lefker, Lorna Helen Mitchell, Raj Kumar Raheja, Yvonne Dorothy Smith
  • Publication number: 20090105349
    Abstract: The present invention is directed to the discovery of a new class of androgen receptor modulators. Other aspects of the invention are directed to the use of these compounds to decrease sebum secretion and to stimulate hair growth.
    Type: Application
    Filed: August 8, 2005
    Publication date: April 23, 2009
    Applicant: WARNER-LAMBERT COMPANY LLC
    Inventors: Nicole Chantel Barvian, Daniel Yunlong Du, Lain-Yen Hu, Donna Michele Iula, Bruce Allen Lefker, Huangshu Lei, Raj Kumar Raheja, Yvonne Dorothy Smith
  • Patent number: 6953791
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or frailty, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: October 11, 2005
    Assignee: Pfizer, Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: 6951850
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or frailty, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: October 4, 2005
    Assignee: Pfizer, Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: 6924280
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or frailty, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: August 2, 2005
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: 6867202
    Abstract: This invention is directed to methods of treating insulin resistance in a mammal which comprise administering an effective amount of a compound of formula I, where the variables are defined in the specification, or the stereoisomeric mixtures, diastereomerically enriched, diastereomerically pure, enantiomerically enriched or enantiomerically pure isomers, or the pharmaceutically acceptable salts and prodrugs thereof to said mammal. The compounds of formula I are growth hormone secretagogues and as such are useful for increasing the level of endogenous growth hormone. In another aspect this invention provides certain intermediates which are useful in the synthesis of the foregoing compounds and certain processes useful for the synthesis of said intermediates and th compounds of formula I. This invention is further directed to methods comprising administering to a human or other animal a combination of a functional somatostatin antagonist such as an alpha-2 adrenergic agonist and a compound of formula I.
    Type: Grant
    Filed: July 22, 2003
    Date of Patent: March 15, 2005
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, Charles Kwok-Fung Chiu, Lydia Codetta Pan, Bruce Allen Lefker, Judith Lee Treadway, Michael Paul Zawistoski
  • Publication number: 20040009984
    Abstract: This invention is directed to compounds of the formula 1
    Type: Application
    Filed: February 21, 2003
    Publication date: January 15, 2004
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Publication number: 20040006063
    Abstract: This invention is directed to compounds of the formula 1
    Type: Application
    Filed: February 21, 2003
    Publication date: January 8, 2004
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Publication number: 20030216399
    Abstract: This invention is directed to compounds of the formula 1
    Type: Application
    Filed: February 21, 2003
    Publication date: November 20, 2003
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: 6630487
    Abstract: This invention is directed to methods of treating insulin resistance in a mammal which comprise administering an effective amount of a compound of formula I, where the variables are defined in the specification, or the stereoisomeric mixtures, diastereomerically enriched, diastereomerically pure, enantiomerically enriched or enantiomerically pure isomers, or the pharmaceutically acceptable salts and prodrugs thereof to said mammal. The compounds of formula I are growth hormone secretagogues and as such are useful for increasing the level of endogenous growth hormone. In another aspect this invention provides certain intermediates which are useful in the synthesis of the foregoing compounds and certain processes useful for the synthesis of said intermediates and the compounds of formula I.
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: October 7, 2003
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, Charles Kwok-Fung Chiu, Lydia Codetta Pan, Bruce Allen Lefker, Judith Lee Treadway, Michael Paul Zawistoski
  • Patent number: 6596867
    Abstract: This application relates to processes for making compounds of formula I, and processes for making intermediates useful in the processes for making compounds of formula I.
    Type: Grant
    Filed: December 11, 2000
    Date of Patent: July 22, 2003
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, Paul Andrew Dasilva-Jardine, Bruce Allen Lefker, Jerry Anthony Murry
  • Publication number: 20030100561
    Abstract: This invention is directed to methods of treating insulin resistance in a mammal which comprise administering an effective amount of a compound of formula I, 1
    Type: Application
    Filed: May 29, 2002
    Publication date: May 29, 2003
    Inventors: Philip Albert Carpino, Charles Kwok-Fung Chiu, Lydia Codetta Pan, Bruce Allen Lefker, Judith Lee Treadway, Michael Paul Zawistoski
  • Patent number: 6525047
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or frailty, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: February 25, 2003
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: 6448263
    Abstract: This invention is directed to methods of treating insulin resistance in a mammal which comprise administering an effective amount of a compound of formula I, where the variables are defined in the specification, or the stereoisomeric mixtures, diastereomerically enriched, diastereomerically pure, enantiomerically enriched or enantiomerically pure isomers, or the pharmaceutically acceptable salts and prodrugs thereof to said mammal. The compounds of formula I are growth hormone secretagogues and as such are useful for increasing the level of endogenous growth hormone. In another aspect this invention provides certain intermediates which are useful in the synthesis of the foregoing compounds and certain processes useful for the synthesis of said intermediates and the compounds of formula I.
    Type: Grant
    Filed: August 26, 1999
    Date of Patent: September 10, 2002
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, Charles Kwok-Fung Chiu, Lydia Codetta Pan, Bruce Allen Lefker, Judith Lee Treadway, Michael Paul Zawistoski
  • Patent number: 6432945
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or frailty, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: August 13, 2002
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: 6433171
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or fraility, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: August 13, 2002
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker
  • Patent number: RE38524
    Abstract: This invention is directed to compounds of the formula and the pharmaceutically-acceptable salts thereof, where the substituents are as defined in the Specification, which are growth hormone secretogogues and which increase the level of endogenous growth hormone. The compounds of this invention are useful for the treatment and prevention of osteoporosis and/or frailty, congestive heart failure, frailty associated with aging, obesity; accelerating bone fracture repair, attenuating protein catabolic response after a major operation, reducing cachexia and protein loss due to chronic illness, accelerating wound healing, or accelerating the recovery of burn patients or patients having undergone major surgery; improving muscle strength, mobility, maintenance of skin thickness, metabolic homeostasis or renal homeostasis.
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: June 1, 2004
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, David Andrew Griffith, Bruce Allen Lefker