Patents by Inventor Thomas Elebring

Thomas Elebring 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: 20080146836
    Abstract: Novel compounds of formula I, with the exception of i) the racemate of (3-amino-2-hydroxypropyl)phosphinic acid; and ii) (2R/S,3R)-(3-amino-2-hydroxybutyl)phosphinic acid, having affinity to one or more GABAB receptors, their pharmaceutically acceptable salts, solvates and stereoisomers, as well as processes for their preparation, pharmaceutical compositions containing said therapeutically active compounds and the use of said active compounds in therapy.
    Type: Application
    Filed: July 12, 2007
    Publication date: June 19, 2008
    Inventors: Thomas Elebring, Peter Guzzo, Anders Holmen, Thomas Olsson, Marianne Swanson, Sverker Von Unge
  • Patent number: 7342019
    Abstract: The present invention relates to compounds of formula (I), and pharmaceutically acceptable salts, prodrugs, solvates and crystalline forms thereof, in which R1 and R2 independently represent: a C1-6alkyl group; an optionally substituted (amino)C1-4alkyl-group; an optionally substituted non-aromatic C3-15carbocyclic group; a (C3-12cycloalkyl)C1-3alkyl-group; a group —(CH2)r(phenyl)s in which r is 0, 1, 2, 3 or 4, s is 1 when r is 0 otherwise s is 1 or 2 and the phenyl groups are optionally independently substituted by Z; naphthyl; anthracenyl; an optionally substituted saturated 5 to 8 membered heterocyclic group containing one nitrogen and optionally one of the following: oxygen, sulphur or an additional nitrogen; 1-adamantylmethyl; a group —(CH2)t Het in which t is 0, 1, 2, 3 or 4, and the alkylene chain is optionally substituted and Het represents an optionally substituted aromatic heterocycle; or R1 represents H and R2 is as defined above; or R1 and R2 together with the nitrogen atom to which they are atta
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: March 11, 2008
    Assignee: AstraZeneca AB
    Inventors: Anna Ingrid Kristina Berggren, Stig Jonas Boström, Stig Thomas Elebring, Peter Greasley, Emma Terricabras, Johan Michael Wilstermann
  • Publication number: 20080051433
    Abstract: The present invention relates to compounds of Formula (I) and processes for preparing such compounds, their use in the treatment of obesity, psychiatric and neurological disorders, to methods for their therapeutic use and to pharmaceutical compositions containing them.
    Type: Application
    Filed: February 17, 2005
    Publication date: February 28, 2008
    Inventors: Magnus Bjorsne, Leifeng Cheng, Thomas Elebring, Anna Maria Boije, Eva-Lotte Lindstedt-Alstermark
  • Publication number: 20060135523
    Abstract: The present invention relates to 2-substituted-5,6-diarylpyrazine compounds and their compositions, processes for their preparation, and their use in the treatment of obesity and psychiatric and neurological disorders.
    Type: Application
    Filed: June 16, 2004
    Publication date: June 22, 2006
    Applicant: AstraZeneca AB
    Inventors: Leifeng Cheng, Thomas Elebring, Henrik Sorensen
  • Patent number: 7034176
    Abstract: Intermediates used in the preparation of compounds of formula I, or a stereoisomer thereof, or a pharmaceutically acceptable form of either selected from the group consisting of a salt, a solvate and a combination thereof, with the exception of i) the racemate of (3-amino-2-hydroxypropyl)phosphinic acid; and ii) (2R/S,3R)-(3-amino-2-hydroxybutyl)phosphinic acid.
    Type: Grant
    Filed: December 16, 2004
    Date of Patent: April 25, 2006
    Assignee: Astrazeneca AB
    Inventors: Thomas Elebring, Peter Guzzo, Anders Holmén, Thomas Olsson, Marianne Swanson, Sverker Von Unge
  • Publication number: 20050137414
    Abstract: Novel compounds of formula I, with the exception of i) the racemate of (3-amino-2-hydroxypropyl)phosphinic acid; and ii) (2R/S, 3R)-(3-amino-2-hydroxybutyl)phosphinic acid, having affinity to one or more GABAB receptors, their pharmaceutically acceptable salts, solvates and stereoisomers, as well as processes for their preparation, pharmaceutical compositions containing said therapeutically active compounds and the use of said active compounds in therapy.
    Type: Application
    Filed: December 16, 2004
    Publication date: June 23, 2005
    Inventors: Thomas Elebring, Peter Guzzo, Anders Holmen, Thomas Olsson, Marianne Swanson, Sverker Unge
  • Patent number: 6841698
    Abstract: Novel compounds of formula I, with the exception of i) the racemate of (3-amino-2-hydroxypropyl)phosphinic acid; and ii) (2R/S,3R)-(3-amino-2-hydroxybutyl)phosphinic acid, having affinity to one or more GABAB receptors, their pharmaceutically acceptable salts, solvates and stereoisomers, as well as processes for their preparation, pharmaceutical compositions containing said therapeutically active compounds and the use of said active compounds in therapy.
    Type: Grant
    Filed: April 4, 2003
    Date of Patent: January 11, 2005
    Assignee: AstraZeneca AB
    Inventors: Thomas Elebring, Peter Guzzo, Marianne Swanson, Sverker Von Unge
  • Publication number: 20030220303
    Abstract: Novel compounds of formula I, with the exception of
    Type: Application
    Filed: April 4, 2003
    Publication date: November 27, 2003
    Inventors: Thomas Elebring, Peter Guzzo, Marianne Swanson, Sverker Von Unge
  • Patent number: 6596711
    Abstract: Novel compounds of formula I, with the exception of i) the racemate of (3-amino-2-hydroxypropyl)methylphosphinic acid; ii) (S)-(3-amino-2-hydroxypropyl)methylphosphinic acid; iii) (R)-(3-amino-2-hydroxypropyl)methylphosphinic acid; iv) (3-amino-2-hydroxypropyl)difluoromethylphosphinic acid; and v) (3-amino-2-oxopropyl)methylphosphinic acid, having affinity to one or more GABAB receptors, their pharmaceutically acceptable salts, solvates and stereoisomers, as well as a process for their preparation, pharmaceutical compositions containing said therapeutically active compounds and the use of said active compounds in therapy.
    Type: Grant
    Filed: March 1, 2001
    Date of Patent: July 22, 2003
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Thomas Elebring, Peter Guzzo, Thomas Olsson, Marianne Swanson, Sverker Von Unge
  • Patent number: 6576626
    Abstract: Novel compounds of formula I, with the exception of i) the racemate of (3-amino-2-hydroxypropyl)phosphinic acid; and ii) (2R/S, 3R)-(3-amino-2-hydroxybutyl)phosphinic acid, having affinity to one or more GABAB receptors, their pharmaceutically acceptable salts, solvates and stereoisomers, as well as processes for their preparation, pharmaceutical compositions containing said therapeutically active compounds and the use of said active compounds in therapy
    Type: Grant
    Filed: March 1, 2001
    Date of Patent: June 10, 2003
    Assignee: AstraZeneca AB
    Inventors: Thomas Elebring, Peter Guzzo, Marianne Swanson, Sverker Von Unge
  • Publication number: 20020156053
    Abstract: Novel compounds of formula I, with the exception of
    Type: Application
    Filed: March 1, 2001
    Publication date: October 24, 2002
    Inventors: Thomas Elebring, Peter Guzzo, Anders aq Holmen, Thomas Olsson, Marianne Swanson, Sverker Von Unge
  • Patent number: 5650427
    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: June 2, 1995
    Date of Patent: July 22, 1997
    Assignee: The Upjohn Company
    Inventors: Hakan Vilhelm Wikstrom, Per Arvid Emil Carlsson, Bengt Ronny Andersson, Kjell Anders Ivan Svensson, Stig Thomas Elebring, Nils Peter Stjernlof, Arthur Glenn Romero, Susanne R. Haadsma-Svensson, Chiu-Hong Lin, Michael Dalton Ennis