Patents Represented by Attorney, Agent or Law Firm Steve T. Zelson
  • Patent number: 7304050
    Abstract: Compounds of formula I and methods for their preparation are disclosed. Further disclosed are methods of making biologically active compounds of formula I as well as pharmaceutically acceptable compositions comprising compounds of formula I. Compounds of formula I as disclosed herein can be used in a variety of applications, including using the invention compounds to treat bacterial infections.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: December 4, 2007
    Assignee: Pfizer Inc.
    Inventors: Susan Hagen, Vara Prasad Venkata Nagendra Josyula
  • Patent number: 7285686
    Abstract: An improved process for the preparation of 1,3 substituted indenes which are useful intermediates in the synthesis of aryl fused azapolycyclic compounds as agents for the treatment of neurological and psychological disorders.
    Type: Grant
    Filed: November 17, 2003
    Date of Patent: October 23, 2007
    Assignee: Pfizer Inc
    Inventors: Robert Eugene Handfield, Jr., Timothy J. N. Watson, Phillip James Johnson, Peter Robert Rose
  • Patent number: 7282486
    Abstract: The invention relates to novel crystal forms of azithromycin, an antibiotic useful in the treatment of infections.
    Type: Grant
    Filed: August 27, 2003
    Date of Patent: October 16, 2007
    Assignee: Pfizer Inc
    Inventors: Zheng J. Li, Andrew V. Trask
  • Patent number: 7279494
    Abstract: The present invention provides certain [3.1.0] bicyclic oxazolidinone derivatives of formula I or pharmaceutically acceptable salts or prodrugs thereof that are antibacterial agents, pharmaceutical compositions containing them, methods for their use, and methods for preparing these compounds.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: October 9, 2007
    Assignee: Pfizer Inc.
    Inventors: Adam Renslo, Mikhail Fedor Gordeev, Dinesh Vinoobhai Patel, Hongwu Gao, Vara Prasad Venkata Nagendra Josyula
  • Patent number: 7271262
    Abstract: The invention relates to compounds of the formula 1 or a pharmaceutically acceptable salt, prodrug or hydrates thereof, wherein Q, A, L, R1, R2 and R3 are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formula 1 and to methods of treating hyperproliferative disorders in a mammal by administering the compounds of formula 1.
    Type: Grant
    Filed: December 10, 2003
    Date of Patent: September 18, 2007
    Assignee: Pfizer Inc
    Inventors: Susan D. La Greca, Joel T. Arcari, Jinshan Chen, Matthew A. Marx, Matthew D. Wessel
  • Patent number: 7265119
    Abstract: The present invention is directed to the tartrate salts of 5,8,14-triazatetracyclo[10.3.1.02,11.04,9]-hexadeca-2(11),3,5,7,9-pentaene: and pharmaceutical compositions thereof. The present invention in particular is directed to the L-tartrate salt, and further to the various polymorphs of the L-tartrate salt, including two distinct anhydrous polymorphs (referred to herein as Forms A and B) and a hydrate polymorph (referred to herein as Form C). In addition, the present invention is also directed to the D-tartrate salt of 5,8,14-triazatetracyclo[10.3.1.02,11.04,9]-hexadeca-2(11),3,5,7,9-pentaene and the various polymorphs thereof; as well as the D,L-tartrate salt thereof and its polymorphs, and the meso-tartrate salt thereof and its polymorphs.
    Type: Grant
    Filed: February 28, 2005
    Date of Patent: September 4, 2007
    Assignee: Pfizer Inc
    Inventors: David E. Bogle, Glenn R. Williams, Peter R. Rose
  • Patent number: 7253195
    Abstract: The present invention relates to compounds of the Formula wherein R3, R5, R7, U, X, Y and Z are as defined. Compounds of the Formula I have activity inhibiting production of A?-peptide. This invention also relates to pharmaceutical compositions and methods of treating diseases, for example, neurodegenerative diseases, e.g., Alzheimer's disease, in a mammal comprising compounds of the Formula I.
    Type: Grant
    Filed: August 20, 2004
    Date of Patent: August 7, 2007
    Assignee: Pfizer Inc
    Inventor: Yuhpyng L. Chen
  • Patent number: 7250418
    Abstract: The present invention relates to compounds of Formula I, or a stereoisomer thereof, a pharmaceutically acceptable salt thereof, or a prodrug thereof. The compounds of the inventions are CRF1 receptor antagonists. Compounds of the invention are useful for treating, in a warm-blooded animal, particularly a mammal, and more particularly a human, various disorders that are associated with CRF or CRF1 receptors, or disorders the treatment of which can be effected or facilitated by antagonizing CRF1 receptors.
    Type: Grant
    Filed: May 6, 2004
    Date of Patent: July 31, 2007
    Assignee: Pfizer Inc
    Inventors: Jeffrey W. Corbett, Michael Dalton Ennis, Kristine E. Frank, Jian-Min Fu, Robert Louis Hoffman, Patrick R. Verhoest
  • Patent number: 7244757
    Abstract: The present invention relates to compounds of the Formula wherein R1, R3, R4, R5, R6, R7 and R8 are as defined. Compounds of the Formula I have activity inhibiting production of A?-peptide. The invention also relates to pharmaceutical compositions and methods of treating disorders and diseases, for example, neurodegenerative and/or neurological disorders, e.g., Alzheimer's disease, in a mammal comprising compounds of the Formula I.
    Type: Grant
    Filed: March 11, 2005
    Date of Patent: July 17, 2007
    Assignee: Pfizer Inc
    Inventors: Yuhpyng L. Chen, Lei Zhang
  • Patent number: 7241786
    Abstract: The present invention relates to compounds of the Formula wherein R1, R1a, R1b, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, X, Y, Z and n are as defined. Compounds of the Formula I have activity inhibiting production of A?-peptide. This invention also relates to pharmaceutical compositions and methods of treating diseases, for example, neurodegenerative diseases, e.g., Alzheimer's disease, in a mammal comprising compounds of the Formula I.
    Type: Grant
    Filed: May 12, 2004
    Date of Patent: July 10, 2007
    Assignee: Pfizer Inc
    Inventor: Yuhpyng Liang Chen
  • Patent number: 7238721
    Abstract: The invention provides compounds of Formula I: wherein R1, R2, R3, R4, R6, R7, R8, and A are as defined. Compounds of formula I have activity inhibiting production of A?-peptide. The invention also provides pharmaceutical compositions and methods for treating diseases, for example Alzheimer's disease, in mammals comprising compounds of Formula I.
    Type: Grant
    Filed: October 7, 2003
    Date of Patent: July 3, 2007
    Assignee: Pfizer Inc
    Inventors: Yuhpyng L. Chen, Spiros Liras, Robert L. Rosati, Martin P. Allen
  • Patent number: 7205300
    Abstract: This invention is directed to compounds of the formula (I): and their pharmaceutically acceptable salts, wherein R1, R2, and R3 are as defined herein; intermediates for the synthesis of such compounds, pharmaceutical compositions containing such compounds; and methods of using such compounds in the treatment of neurological and psychological disorders.
    Type: Grant
    Filed: January 3, 2003
    Date of Patent: April 17, 2007
    Assignee: Pfizer Inc
    Inventors: Jotham Wadsworth Coe, Paige Roanne Palmer Brooks
  • Patent number: 7186870
    Abstract: The present invention relates to processes for the preparation of any of the intermediate 1,3-substituted indenes of the formulae (Ia), (Ib) and (Ic) or a mixture thereof: wherein R1, R2, R3, R4, and R5 are defined herein. Compounds of formulae (Ia), (Ib) and (Ic) or mixtures thereof are useful in the preparation of compounds of formula (II): wherein R2, R3 and R6 are also defined herein.
    Type: Grant
    Filed: November 23, 2005
    Date of Patent: March 6, 2007
    Assignee: Pfizer Inc
    Inventors: Robert A. Singer, Jason D. Mckinley
  • Patent number: 7183414
    Abstract: The present invention relates to a process for preparing a compound of the formula I or a pharmaceutically acceptable salt, prodrug, hydrate or solvate thereof, wherein R1, R2, R3 and R4 are as defined herein. The compound of formula I is useful in the treatment of abnormal cell growth, such as cancer, in mammals.
    Type: Grant
    Filed: June 23, 2004
    Date of Patent: February 27, 2007
    Assignee: Pfizer Inc
    Inventors: Norma J. Tom, Michael J. Castaldi, David B. Ripin
  • Patent number: 7175855
    Abstract: Compositions comprising ziprasidone free base or a difficult to wet pharmaceutically acceptable ziprasidone acid addition salt, a polysorbate, and colloidal silicon dioxide form good aqueous suspensions having a useful shelf life and are easily re-suspended if setting occurs.
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: February 13, 2007
    Assignee: Pfizer Inc.
    Inventors: Daniel R. Arenson, Hong Qi
  • Patent number: 7176315
    Abstract: This invention relates to the enantiomers of 6-[(4-chloro-phenyl)-hydroxy-(3-methyl-3H-imidazol-4-yl)-methyl]-4-[3-(3-hydroxy-3-methyl-but-1-ynyl)-phenyl]-1-methyl-1H-quinolin-2-one, prodrugs thereof, and pharmaceutically acceptable salts and solvates of said compounds and said prodrugs, that are useful in the treatment of hyperproliferative diseases, such as cancers, in mammals. The invention also relates to processes for the production of enantiomerically pure or optically enriched (+)- or (?)-6-[(4-chloro-phenyl)-hydroxy-(3-methyl-3H-imidazol-4-yl)-methyl]-4-[3-(3-hydroxy-3-methyl-but-1-ynyl)-phenyl]-1-methyl-1H-quinolin-2-one enantiomers from a mixture containing two enantiomers using continuous chromatography. The invention further relates to the L-(+)-tartaric acid or (S)-(?)-1,1?-binapthyl-2,2?-diyl hydrogenphosphate salts of (+)-6-[(4-chloro-phenyl)-hydroxy-(3-methyl-3H-imidazol-4-yl)-methyl]-4-[3-(3-hydroxy-3-methyl-but-1-ynyl)-phenyl]-1-methyl-1H-quinolin-2-one.
    Type: Grant
    Filed: April 14, 2004
    Date of Patent: February 13, 2007
    Assignee: Pfizer Inc
    Inventors: R. Mark Guinn, Subramanian Sam Guhan, Karl K Ng, Derek L. Tickner, Marcus Douglas Ewing, Clifford N. Meltz, Bryan Li, Kees Pouwer
  • Patent number: 7144882
    Abstract: This invention is directed to compounds of the formula (I): and their pharmaceutically acceptable salts, wherein R1, R2, and R3 are as defined herein; intermediates for the synthesis of such compounds, pharmaceutical compositions containing such compounds; and methods of using such compounds in the treatment of neurological and psychological disorders.
    Type: Grant
    Filed: January 3, 2003
    Date of Patent: December 5, 2006
    Assignee: Pfizer Inc
    Inventors: Jotham Wadsworth Coe, Paige Roanne Palmer Brooks
  • Patent number: 7119207
    Abstract: The present invention relates to certain benzoamide piperidine containing compounds and related compounds that exhibit activity as NK-1 receptor antagonists, (e.g., substance P receptor antagonists), to pharmaceutical compositions containing them, and to their use in the treatment and prevention of central nervous system disorders, inflammatory disorders, cardiovascular disorders, ophthalmic disorders, gastrointestinal disorders, disorders caused by helicobacter pylori, disorders of the immune system, urinary incontinence, pain, migraine, emesis, angiogenesis and other disorders.
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: October 10, 2006
    Assignee: Pfizer INC
    Inventors: Brian Thomas O'Neill, Arthur Adam Nagel, John Michael Humphrey, Susan Beth Sobolov-Jaynes, Thomas Allen Chappie, Lawrence Albert Vincent, Eric Platt Arnold, Jianhua Huang
  • Patent number: 7115600
    Abstract: This invention is directed to a compound of the formula I as defined herein, or a pharmaceutically acceptable salt thereof; a pharmaceutical composition containing a compound of formula I, a method of treatment of a disorder or condition that may be treated by modulating histamine H3 receptors, the method comprising administering to a mammal in need of such treatment a compound of formula I as described above, and a method of treatment of a disorder or condition selected from the group consisting of depression, mood disorders, schizophrenia, anxiety disorders, Alzheimer's disease, 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, the method comprising a
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: October 3, 2006
    Assignee: Pfizer Inc.
    Inventors: Travis T. Wager, Ramalakshmi Y. Chandrasekaran
  • Patent number: 7101881
    Abstract: The present invention relates to compounds of formula I wherein X and Y are as defined in the specification, and to pharmaceutical compositions comprising the compound of formula I and a pharmaceutically effective carrier; and to a method useful in treating or preventing in mammals, including humans, a disorder or condition selected from the group consisting of anxiety, depression, dysthymia, major depressive disorder, migraine, post-traumatic stress disorder, avoidant personality disorder, borderline personality disorder and phobias.
    Type: Grant
    Filed: May 24, 2004
    Date of Patent: September 5, 2006
    Assignee: Pfizer Inc
    Inventor: John Lowe, III