Patents by Inventor Todd W. Butler

Todd W. Butler 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: 8536164
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: and pharmaceutically acceptable salts thereof, wherein X, Y, A, R4, n, and R7 are as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Grant
    Filed: December 13, 2011
    Date of Patent: September 17, 2013
    Assignee: Pfizer Inc.
    Inventors: Todd W. Butler, Ramalakshmi Y. Chandrasekaran, Scot R. Mente, Chakrapani Subramanyam, Travis T. Wager
  • Patent number: 8314139
    Abstract: The present invention is directed to the tosylate salt of trans-N-ethyl-3- fluoro-3-[3-fluoro-4-(pyrrolidin-1-ylmethyl)-phenyl]-cyclobutanecarboxamide (1): to solvates (e.g., hydrates) thereof, to polymorphs thereof, to pharmaceutical compositions thereof and to a method of treating depression, mood disorders, schizophrenia, anxiety disorders, cognitive disorders, Alzheimer's disease, attention-deficit disorder (ADD), attention-deficit hyperactivity disorder (ADHD), psychotic disorders, sleep disorders, obesity, dizziness, epilepsy, motion sickness, respiratory diseases, allergy, allergy-induced airway responses, allergic rhinitis, nasal congestion, allergic congestion, congestion, hypotension, cardiovascular disease, diseases of the GI tract, hyper- and hypo-motility and acidic secretion of the gastro-intestinal tract comprising administering a therapeutically effective amount thereof.
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: November 20, 2012
    Assignee: Pfizer Inc.
    Inventors: Todd W Butler, Travis T Wager
  • Publication number: 20120157440
    Abstract: Compounds and pharmaceutically acceptable salts of the compounds are disclosed, wherein the compounds have the structure of Formula I: and pharmaceutically acceptable salts thereof, wherein X, Y, A, R4, n, and R7 are as defined in the specification. Corresponding pharmaceutical compositions, methods of treatment, methods of synthesis, and intermediates are also disclosed.
    Type: Application
    Filed: December 13, 2011
    Publication date: June 21, 2012
    Inventors: TODD W. BUTLER, Ramalakshmi Y. Chandrasekaran, Scot R. Mente, Chakrapani Subramanyam, Travis T. Wager
  • Patent number: 8178574
    Abstract: The present invention is directed to the tosylate salt of trans-N-isobutyl-3-fluoro-3-[3-fluoro-4-(pyrrolidin-1-ylmethyl)-phenyl]-cyclobutanecarboxamide Formula (I): to solvates (e.g., hydrates) thereof, to polymorphs thereof, to pharmaceutical compositions thereof and to a method of treating depression, mood disorders, schizophrenia, anxiety disorders, cognitive disorders, Alzheimer's disease, attention-deficit disorder (ADD), attention-deficit hyperactivity disorder (ADHD), psychotic disorders, sleep disorders, obesity, dizziness, epilepsy, motion sickness, respiratory diseases, allergy, allergy-induced airway responses, allergic rhinitis, nasal congestion, allergic congestion, congestion, hypotension, cardiovascular disease, diseases of the GI tract, hyper- and hypo-motility and acidic secretion of the gastro-intestinal tract comprising administering a therapeutically effective amount thereof.
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: May 15, 2012
    Assignee: Pfizer Inc.
    Inventors: Travis T. Wager, Todd W. Butler
  • Publication number: 20100256213
    Abstract: The present invention is directed to the tosylate salt of trans-N-isobutyl-3-fluoro-3-[3-fluoro-4-(pyrrolidin-1-ylmethyl)-phenyl]-cyclobutanecarboxamide Formula (I): to solvates (e.g., hydrates) thereof, to polymorphs thereof, to pharmaceutical compositions thereof and to a method of treating depression, mood disorders, schizophrenia, anxiety disorders, cognitive disorders, Alzheimer's disease, attention-deficit disorder (ADD), attention-deficit hyperactivity disorder (ADHD), psychotic disorders, sleep disorders, obesity, dizziness, epilepsy, motion sickness, respiratory diseases, allergy, allergy-induced airway responses, allergic rhinitis, nasal congestion, allergic congestion, congestion, hypotension, cardiovascular disease, diseases of the GI tract, hyper- and hypo-motility and acidic secretion of the gastro-intestinal tract comprising administering a therapeutically effective amount thereof.
    Type: Application
    Filed: December 4, 2008
    Publication date: October 7, 2010
    Inventors: Travis T. Wager, Todd W. Butler
  • Publication number: 20080176925
    Abstract: The present invention is directed to the tosylate salt of trans-N-ethyl-3-fluoro-3-[3-fluoro-4-(pyrrolidin-1-ylmethyl)-phenyl]-cyclobutanecarboxamide (1): to solvates (e.g., hydrates) thereof, to polymorphs thereof, to pharmaceutical compositions thereof and to a method of treating depression, mood disorders, schizophrenia, anxiety disorders, cognitive disorders, Alzheimer's disease, attention-deficit disorder (ADD), attention-deficit hyperactivity disorder (ADHD), psychotic disorders, sleep disorders, obesity, dizziness, epilepsy, motion sickness, respiratory diseases, allergy, allergy-induced airway responses, allergic rhinitis, nasal congestion, allergic congestion, congestion, hypotension, cardiovascular disease, diseases of the GI tract, hyper- and hypo-motility and acidic secretion of the gastro-intestinal tract comprising administering a therapeutically effective amount thereof.
    Type: Application
    Filed: January 18, 2008
    Publication date: July 24, 2008
    Inventors: Todd W. Butler, Travis T. Wager
  • Patent number: 6664258
    Abstract: This invention relates to novel, pharmaceutically active compounds of formula (I) wherein a, b and R1 through R6 are as defined in the specification These compounds exhibit central dopaminergic activity and are useful in the treatment of CNS disorders.
    Type: Grant
    Filed: February 24, 1999
    Date of Patent: December 16, 2003
    Assignee: Pfizer Inc
    Inventors: Anton F. J. Fliri, Todd W. Butler
  • Patent number: 6046213
    Abstract: This invention relates to compounds of formula (I), or pharmaceutically acceptable acid addition salts thereof, wherein: (a) R.sup.2 and R.sup.5 are taken separately and R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each independently hydrogen, (C.sub.1 -C.sub.6) alkyl, halo, CF.sub.3, OH or OR.sup.7 and R.sup.5 is methyl or ethyl; or (b) R.sup.2 and R.sup.5 are taken together, forming a chroman-4-ol ring, and R.sup.1, R.sup.3 and R.sup.4 are each independently hydrogen, (C.sub.1 -C.sub.6) alkyl, halo, CF.sub.3, OH or OR.sup.7 ; and R.sup.6 is a substituted piperidinyl, pyrrolidinyl or 8-azabicyclo(3.2.1)octanyl derivative; provided that (a) when R.sup.2 and R.sup.5 are taken separately, at least one of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 is not hydrogen; and (b) when R.sup.2 and R.sup.5 are taken together, at least one of R.sup.1, R.sup.3 and R.sup.
    Type: Grant
    Filed: February 13, 1997
    Date of Patent: April 4, 2000
    Assignee: Pfizer Inc.
    Inventors: Bertrand L. Chenard, Todd W. Butler
  • Patent number: 5744483
    Abstract: 3R*4S*3-?4-(4-fluorophenyl)-4-hydroxy-piperidin-1-yl!-chroman-4,7-diol, its enantiomers and pharmaceutically acceptable salts are effective oral agents for treating diseases and conditions susceptible to treatment by NMDA blocking drugs.
    Type: Grant
    Filed: October 24, 1996
    Date of Patent: April 28, 1998
    Assignee: Pfizer Inc.
    Inventors: Todd W. Butler, Bertrand L. Chenard
  • Patent number: 5436255
    Abstract: 3-Piperidino-1-chromanol derivatives and analogs having the formula ##STR1## wherein A and B are taken together and are --CH.sub.2 CH.sub.2 -- or A and B are taken separately and are each H;X is CH.sub.2 or O;X.sup.1 is H or OH;Z is H, F, Cl, Br or OH;Z.sup.1 is H, F, Cl, Br or (C.sub.1 -C.sub.3)alkyl;n is 0 or 1; andm is 0 or an integer from 1 to 6;pharmaceutical compositions thereof; methods of treating CNS disorders therewith; and intermediates useful in the preparation of said compounds are disclosed.
    Type: Grant
    Filed: March 14, 1994
    Date of Patent: July 25, 1995
    Assignee: Pfizer Inc.
    Inventor: Todd W. Butler
  • Patent number: 5356905
    Abstract: 3-Piperidino-1-chromanol derivatives and analogs having the formula ##STR1## wherein A and B are taken together and are --CH.sub.2 CH.sub.2 -- or A and B are taken separately and are each H;X is CH.sub.2 or O;X.sup.1 is H or OH;Z is H, F, Cl, Br or OH;Z.sup.1 is H, F, Cl, Br or (C.sub.1 -C.sub.3)alkyl;n is 0 or 1; andm is 0 or an integer from 1 to 6;pharmaceutical compositions thereof; methods of treating CNS disorders therewith; and intermediates useful in the preparation of said compounds.
    Type: Grant
    Filed: July 23, 1992
    Date of Patent: October 18, 1994
    Assignee: Pfizer Inc.
    Inventor: Todd W. Butler