Patents by Inventor Michael D. Ennis

Michael D. Ennis 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: 6903090
    Abstract: Disclosed are compounds of Formula (I): wherein R1-R4, p and q have any of the values described in the specification, as well as pharmaceutical salts thereof, and pharmaceutical compositions containing such compounds or salts. The compounds and salts are 5-HT ligands and are useful for treating diseases, disorders, and/or conditions in a mammal wherein activity of a 5-HT receptor is implicated. The compounds and salts are particularly useful for treating diseases of the central nervous system.
    Type: Grant
    Filed: March 20, 2003
    Date of Patent: June 7, 2005
    Assignee: Pfizer
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-min Fu, William W. McWhorter, Jr., Jeanette K. Morris, Donald Joseph Rogier, Eric Jon Jacobsen
  • Patent number: 6875762
    Abstract: The present invention provides compounds of formula I: wherein R1, R2, X and Y have any of the values defined in the specification, as well as pharmaceutical compositions comprising the compounds. The invention also provides therapeutic methods as well as processes and intermediates useful for preparing compounds of formula (I).
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: April 5, 2005
    Assignee: Pfizer
    Inventors: Jackson B. Hester, Bruce N. Rogers, Eric Jon Jacobsen, Michael D. Ennis, Brad A. Acker, Susan L. Vander Velde, Kristine E. Frank
  • Patent number: 6849640
    Abstract: The present invention provides 2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indoles and 2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indoles. These compounds are 5-HT ligands that are useful for treating diseases wherein modulation of 5-HT activity is desired.
    Type: Grant
    Filed: August 6, 2002
    Date of Patent: February 1, 2005
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael D. Ennis, Kristine E. Frank, Robert L. Hoffman, Jian-Min Fu
  • Patent number: 6828314
    Abstract: The invention provides compounds of Formula (I): wherein R1-R4, p and q have any of the values described in the specification, as well as pharmaceutical salts thereof, and pharmaceutical compositions containing such compounds or salts. The compounds and salts are 5-HT ligands and are useful for treating diseases, disorders, and/or conditions in a mammal wherein activity of a 5-HT receptor is implicated. The compounds and salts are particularly useful for treating diseases of the central nervous system.
    Type: Grant
    Filed: March 20, 2003
    Date of Patent: December 7, 2004
    Assignee: Pfizer
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-min Fu, Eric Jon Jacobsen, William W. McWhorter, Jr., Jeanette K. Morris, Donald Joseph Rogier
  • Publication number: 20040138202
    Abstract: The present invention provides compounds of formula I: 1
    Type: Application
    Filed: December 23, 2003
    Publication date: July 15, 2004
    Applicant: Pharmacia and Upjohn Company
    Inventors: Jackson B. Hester, Bruce N. Rogers, Eric Jon Jacobsen, Michael D. Ennis, Brad A. Acker, Susan L. Vander Velde, Kristine E. Frank
  • Publication number: 20030225058
    Abstract: The invention provides compounds of Formula (I): 1
    Type: Application
    Filed: March 20, 2003
    Publication date: December 4, 2003
    Applicant: Pharmacia & UpJohn Company
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-Min Fu, Eric Jon Jacobsen, William W. McWhorter, Jeanette K. Morris, Donald Joseph Rogier
  • Publication number: 20030220321
    Abstract: Disclosed are compounds of Formula (I): 1
    Type: Application
    Filed: March 20, 2003
    Publication date: November 27, 2003
    Applicant: Pharmacia & UpJohn Company
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-Min Fu, William W. McWhorter, Jeanette K. Morris, Donald Joseph Rogier, Eric Jon Jacobsen
  • Patent number: 6586421
    Abstract: The invention provides compounds of Formula (I): wherein R1-R4, p and q have any of the values described in the specification, as well as pharmaceutical salts thereof, and pharmaceutical compositions containing such compounds or salts. The compounds and salts are 5-HT ligands and are useful for treating diseases, disorders, and/or conditions in a mammal wherein activity of a 5-HT receptor is implicated. The compounds and salts are particularly useful for treating diseases of the central nervous system.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: July 1, 2003
    Assignee: Pharmacia & Upjohn Company
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-min Fu, Eric Jon Jacobsen, William W. McWhorter, Jr., Jeanette K. Morris, Donald Joseph Rogier
  • Patent number: 6583135
    Abstract: Disclosed are compounds of Formula (I): wherein R1-R4, p and q have any of the values described in the specification, as well as pharmaceutical salts thereof, and pharmaceutical compositions containing such compounds or salts. The compounds and salts are 5-HT ligands and are useful for treating diseases, disorders, and/or conditions in a mammal wherein activity of a 5-HT receptor is implicated. The compounds and salts are particularly useful for treating diseases of the central nervous system.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: June 24, 2003
    Assignee: Pharmacia & Upjohn Company
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-min Fu, William W. McWhorter, Jr., Jeanette K. Morris, Donald Joseph Rogier, Eric Jon Jacobsen
  • Publication number: 20030060462
    Abstract: The present invention provides compounds of formula I: 1
    Type: Application
    Filed: August 3, 2002
    Publication date: March 27, 2003
    Inventors: Robert L. Hoffman, Michael D. Ennis
  • Publication number: 20030060464
    Abstract: The present invention provides 2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indoles and 2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indoles. These compounds are 5-HT ligands that are useful for treating diseases wherein modulation of 5-HT activity is desired.
    Type: Application
    Filed: August 6, 2002
    Publication date: March 27, 2003
    Inventors: Michael D. Ennis, Kristine E. Frank, Robert L. Hoffman, Jian-Min Fu
  • Publication number: 20020198190
    Abstract: The present invention provides compounds of formula I: 1
    Type: Application
    Filed: June 17, 2002
    Publication date: December 26, 2002
    Applicant: PHARMACIA & UPJOHN COMPANY
    Inventors: Jackson B. Hester, Bruce N. Rogers, Eric Jon Jacobsen, Michael D. Ennis, Brad A. Acker, Susan L. Vander Velde, Kristine E. Frank
  • Publication number: 20020107278
    Abstract: Disclosed are compounds of Formula (I): 1
    Type: Application
    Filed: September 20, 2001
    Publication date: August 8, 2002
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-min Fu, William W. McWhorter, Jeanette K. Morris, Donald Joseph Rogier, Eric Jon Jacobsen
  • Publication number: 20020077318
    Abstract: The invention provides compounds of Formula (I): 1
    Type: Application
    Filed: September 20, 2001
    Publication date: June 20, 2002
    Inventors: Kristine E. Frank, Brad A. Acker, Michael D. Ennis, Jed F. Fisher, Jian-min Fu, Eric Jon Jacobsen, William W. McWhorter, Jeanette K. Morris, Donald Joseph Rogier
  • Patent number: 6407092
    Abstract: The present invention provides compounds of formula I: wherein R1, R2, X and Y have any of the values defined in the specification, as well as pharmaceutical compositions comprising the compounds. The invention also provides therapeutic methods as well as processes and intermediates useful for preparing compounds of formula (I).
    Type: Grant
    Filed: April 20, 2000
    Date of Patent: June 18, 2002
    Assignee: Pharmacia & Upjohn Company
    Inventors: Jackson B. Hester, Bruce N. Rogers, Eric Jon Jacobsen, Michael D. Ennis, Brad A. Acker, Susan L. Vander Velde, Kristine E. Frank
  • Patent number: 6166056
    Abstract: A compound of Formula (I): ##STR1## or pharmaceutical acceptable salts thereof wherein X is NR.sub.1 ; R.sub.1 is H, C.sub.1-6 alkyl optionally substituted with one or more OH, CN, or halo, or R.sub.1 is --(CH.sub.2).sub.h -aryl, --COR.sub.1-1, --COOR.sub.1-2, --CO--(CH.sub.2).sub.h --COR.sub.1-1, C.sub.1-6 alkyl sulfonyl, --SO.sub.2 --(CH.sub.2).sub.h -aryl, or --(CO).sub.i --Het; R.sub.2 is H, C.sub.1-6 alkyl, --(CH.sub.2).sub.h -aryl, or halo; R.sub.3 and R.sub.4 are independently H or halo; R.sub.5 is H, C.sub.1-12 alkyl optionally substituted with one or more halo, C.sub.3-12 cycloalkyl, C.sub.1-6 alkoxy; m and n taken together are 1 or 2. The compounds are useful antimicrobial agents.
    Type: Grant
    Filed: August 24, 1998
    Date of Patent: December 26, 2000
    Assignees: Pharmacia, Upjohn Company
    Inventors: Richard C. Thomas, Toni-Jo Poel, Michael D. Ennis, David J. Anderson, Robert L. Hoffman
  • Patent number: 6133446
    Abstract: Novel aromatic bicyclic amines of formula (I) ##STR1## are useful in treating central nervous system disorders and cardiac arrhythmias and cardiac fibrillation.
    Type: Grant
    Filed: January 28, 1999
    Date of Patent: October 17, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Ruth E. TenBrink, Michael D. Ennis, Chiu-Hong Lin, Robert A. Lahti, Arthur G. Romero, John C. Sih
  • Patent number: 5877317
    Abstract: Novel aromatic bicyclic amines of formula (I) ##STR1## are useful in treating central nervous system disorders and cardiac arrhythmias and cardiac fibrillation.
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: March 2, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Ruth E. TenBrink, Michael D. Ennis, Robert A. Lahti
  • Patent number: 5486611
    Abstract: This invention is therapeutically useful tetralins and pharmaceutically acceptable acid addition salts thereof of the formula I: ##STR1## wherein X is --(CH.sub.2).sub.n -- or --C(R.sub.1)(H)--; R is C.sub.1 -C.sub.8 alkyl; and R.sub.1 and R.sub.2 are the same or different and are selected from the group consisting of hydrogen, C.sub.1 -C.sub.8 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.2 -C.sub.8) alkynyl, aryl and benzyl.These compounds are useful to treat central nervous system disorders and are unexpectedly resistant to metabolism by the liver and have superior oral plasma bioavailability.
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: January 23, 1996
    Assignee: The Upjohn Company
    Inventors: Chiu-Hong Lin, Susanne R. Haadsma-Svensson, Robert B. McCall, Arthur G. Romero, William H. Darlington, Michael D. Ennis
  • Patent number: 5461061
    Abstract: A compound of Formula I ##STR1## or pharmaceutically acceptable salts of Formula I, where R.sup.1 is H, C.sub.1 -C.sub.3 alkyl, --(CH.sub.2).sub.n CONH.sub.2 where n is 2 to 6, (CH2).sub.n -1-(4,4-dimethylpiperidine-2,6-dione-yl), or cyclopropylmethyl;R.sup.2 is hydrogen, C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 cycloalkyl or combined with R.sup.1 to form a C.sub.3 -C.sub.8 cycloalkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.2 -C.sub.8 akynyl, (CH.sub.2).sub.n --X--Ar where X is O, S, or NH, 3,3,3-trifluoropropyl, --(CH.sub.2).sub.m --R.sup.9 where m is 2 or 3 and R.sup.9 is phenyl, 2-thiophenyl or 3-thiophenyl; R.sup.3 is hydrogen, C.sub.1 -C.sub.3 alkyl, 2,2,2-trifluoroethyl, 3,3,3-trifluoropropyl, formyl, CN, halogen, CH.sub.2 OR.sup.2, C(O)C(O)OR.sup.1, C(O)CO NR.sup.1 R.sup.2, --(CH.sub.2).sub.q --NR.sup.1 R.sup.2 where q is 0 to 5, C.dbd.NOR.sup.2, 2(4,5-dihydro)oxazolyl, or COR.sup.10 where R.sup.10 is H, R.sup.1, NR.sup.1 R.sup.2 or CF.sub.3 ; R.sup.4 is hydrogen, C.sub.1 -C.sub.
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: October 24, 1995
    Inventors: Hakan V. Wikstrom, Per A. E. Carlsson, Bengt R. Andersson, Kjell A. I. Svensson, Stig T. Elebring, Nils P. Stjernlof, Arthur G. Romero, Susanne R. Haadsma-Svensson, Chiu-Hong Lin, Michael D. Ennis