Benzimidazoles Patents (Class 536/28.9)
  • Patent number: 11684632
    Abstract: The invention relates to novel compositions and methods of using maribavir which enhance its effectiveness in medical therapy, as well as to maribavir isomers and methods of use thereof for counteracting the potentially adverse effects of maribavir isomerization in vivo in the event it occurs.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: June 27, 2023
    Assignee: Takeda Pharmaceutical Company Limited
    Inventor: John D. Peabody, III
  • Patent number: 8753641
    Abstract: The invention relates to molecules for treatment and diagnosis of tumors and malignancies, comprising a tumor seeking biomolecule, which is coupled to an intercalating moiety, which is capable of complexing a metal, which metal is preferably a radioactive metal, to the use of these molecules and to therapeutic and diagnostic compositions containing them.
    Type: Grant
    Filed: July 20, 2009
    Date of Patent: June 17, 2014
    Assignee: University of Zurich
    Inventors: Roger Ariel Alberto, Pascal Jean-Marie Hafliger
  • Publication number: 20130296542
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Application
    Filed: May 2, 2013
    Publication date: November 7, 2013
    Applicant: ViroPharma Incorporated
    Inventor: ViroPharma Incorporated
  • Patent number: 8546344
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Grant
    Filed: October 27, 2011
    Date of Patent: October 1, 2013
    Assignee: ViroPharma Incorporated
    Inventors: Gerard Coquerel, Guillaume Levilain, Marie-Noelle Petit, Servane Coste-Leconte
  • Publication number: 20120277177
    Abstract: The invention relates to novel crystalline forms of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Application
    Filed: October 27, 2011
    Publication date: November 1, 2012
    Inventors: Eugene C. Amparo, Cristina Stoica, Mihaela Pop, Jaroslaw Mazurek
  • Publication number: 20120178709
    Abstract: The invention relates to novel crystalline phases of 5,6-dichloro-2-(isopropylamino)-1-(?-L-ribofuranosyl)-1H-benzimidazole (Maribavir), pharmaceutical compositions thereof and their use in medical therapy.
    Type: Application
    Filed: October 27, 2011
    Publication date: July 12, 2012
    Inventors: Gerard Coquerel, Guillaume Levilain, Marie-Noelle Petit, Servane Coste-Leconte
  • Patent number: 7858773
    Abstract: The invention relates to new methods of preparing substituted benzimidazole compounds, such as 2-bromo-5,6-dichlorobenzimidazole, which are useful in the preparation of compounds having antiviral activity.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: December 28, 2010
    Assignee: GlaxoSmithKline LLC
    Inventor: Stephen Freeman
  • Patent number: 7714123
    Abstract: The invention relates to crystalline forms of 5,6-dichloro-2-(isopropylamino)-1-?-L-ribofuranosyl-1Hbenzimidazole, pharmaceutical compositions comprising the same, processes for preparing the same, and their use in medical therapy.
    Type: Grant
    Filed: October 25, 2007
    Date of Patent: May 11, 2010
    Assignee: GlaxoSmithKline LLC
    Inventors: Bobby Neal Glover, Lian-Feng Huang, Robert William Lancaster, Stacey Todd Long, Michele Catherine Rizzolio, Eric Allen Schmitt, Barry Riddle Sickles
  • Publication number: 20090187015
    Abstract: The invention relates to new methods of preparing substituted benzimidazole compounds, such as 2-bromo-5,6-dichlorobenzimidazole, which are useful in the preparation of compounds having antiviral activity.
    Type: Application
    Filed: March 26, 2009
    Publication date: July 23, 2009
    Inventor: Stephen Freeman
  • Publication number: 20090018101
    Abstract: S-Adenosyl-L-methionine analogs of formula (I) wherein R comprises a carbon-carbon double bond, carbon-oxygen double bond, carbon-sulfur double bond, carbon-nitrogen double bond, a carbon-carbon triple bond, carbon-nitrogen triple bond or an aromatic carbocyclic or heterocyclic system in ?-position to the sulfonium center, X— is an organic or inorganic anion carrying one or more negative charges, Z is —CR1R2—, —O—, —S— or —NR3— and R1, R2 and R3 are independently selected from H, D and C1-C12 alkyl. Also disclosed are complexes of the compound with a methyltransferase, pharmaceutical compositions comprising the same, methods for modifying biomolecule using the compound, and methods for detecting sequences specific methylation of biomolecules using the compound.
    Type: Application
    Filed: October 11, 2007
    Publication date: January 15, 2009
    Applicants: RWTH AACHEN, INSTITUTE OF BIOTECHNOLOGY
    Inventors: Elmar Weinhold, Christian Dalhoff, Saulius Klimasauskas, Grazvydas Lukinavicius
  • Patent number: 7375235
    Abstract: The invention relates to new methods of preparing substituted benzimidazole compounds, such as 2-bromo-5,6-dichlorobenzimidazole, which are useful in the preparation of compounds having antiviral activity.
    Type: Grant
    Filed: July 26, 2005
    Date of Patent: May 20, 2008
    Assignee: SmithKline Beecham Corporation
    Inventor: Stephen Freeman
  • Patent number: 7297683
    Abstract: The invention relates to Form physical forms of 5,6-dichloro-2-(isopropylamino)-1-?-L-ribofuranosyl-1H-benzimidazole, pharmaceutical compositions comprising the same, and their use in medical therapy.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: November 20, 2007
    Assignee: SmithKline Beecham Corporation
    Inventors: Bobby Neal Glover, Lian-Feng Huang, Robert William Lancaster, Stacey Todd Long, Michele Catherine Rizzolio, Eric Allen Schmitt, Barry Riddle Sickles
  • Patent number: 7101994
    Abstract: The invention relates to new methods of preparing substituted benzimidazole compounds, such as 2-bromo-5,6-dichlorobenzimidazole, which are useful in the preparation of compounds having antiviral activity.
    Type: Grant
    Filed: April 10, 2001
    Date of Patent: September 5, 2006
    Assignee: SmithKline Beecham Corporation
    Inventor: Stephen Freeman
  • Patent number: 6617315
    Abstract: The present invention relates to benzimidazole derivatives and their use in medical therapy particularly for the treatment or prophylaxis of restenosis.
    Type: Grant
    Filed: November 14, 2000
    Date of Patent: September 9, 2003
    Inventors: Stanley Dawes Chamberlain, George Walter Koszalka, Jeffrey H. Tidwell, Nanine Agneta Vandraanen
  • Publication number: 20030119762
    Abstract: The present invention relates to polysubstituted benzimidazoles, having the following formula: 1
    Type: Application
    Filed: October 2, 2002
    Publication date: June 26, 2003
    Inventors: Leroy B. Townsend, John C. Drach
  • Publication number: 20020177703
    Abstract: The invention relates to Form physical forms of 5,6-dichloro-2-(isopropylamino)-1-&bgr;-L-ribofuranosyl-1H-benzimidazole, pharmaceutical compositions comprising the same, and their use in medical therapy.
    Type: Application
    Filed: October 29, 2001
    Publication date: November 28, 2002
    Inventors: Bobby Neal Glover, Lian-Feng Huang, Robert William Lancaster, Stacey Todd Long, Michele Catherine Rizzolio, Eric Allen Schmitt, Barry Riddle Sickles
  • Patent number: 6482939
    Abstract: The invention relates to Form VI 5,6-dichloro-2-(isopropylamino)-1-&bgr;-L-ribofuranosyl-1H-benzimidazole, pharmaceutical compositions comprising the same, and their use in medical therapy.
    Type: Grant
    Filed: November 17, 2000
    Date of Patent: November 19, 2002
    Assignee: SmithKline Beecham Corporation
    Inventors: Anne Hodgson, Lian-Feng Huang
  • Patent number: 6469160
    Abstract: The invention relates to Form physical forms of 5,6-dichloro-2-(isopropylamino)-1-&bgr;-L-ribofuranosyl-1H-benzimidazole, pharmaceutical compositions comprising the same, and their use in medical therapy.
    Type: Grant
    Filed: October 6, 2000
    Date of Patent: October 22, 2002
    Assignee: SmithKline Beecham Corporation
    Inventors: Bobby Neal Glover, Lian-Feng Huang, Robert William Lancaster, Stacey Todd Long, Michele Catherine Rizzolio, Eric Allen Schmitt, Barry Riddle Sickles
  • Patent number: 6455506
    Abstract: The present invention pertains to D- and L-lyxofuranosyl benzimidazole compounds. In one embodiment, the present invention pertains to D- and L-lyxofuranosyl benzimidazole compounds selected from the group consisting of compounds having a formula selected from the following: wherein R2, R4, R5, R6, and R7 are independently the same or different and independently selected from the group consisting of: —H, —F, —Cl, —Br, —I, —NO2, —N(R8)2, —OR8, —SR12, and —CF3, wherein R8 is independently —H or an alkyl group having 1-6 carbon atoms and wherein R12 is independently —H or a hydrocarbyl group having 1-10 carbon atoms; and, R9, R10 and R11 are independently the same or different and are H or a hydroxyl protecting group; anomeric and optical isomers thereof; and, pharmaceutically acceptable salts and prodrug derivatives thereof.
    Type: Grant
    Filed: July 29, 1998
    Date of Patent: September 24, 2002
    Assignee: SmithKline Beecham Corporation
    Inventors: Leroy B. Townsend, John C. Drach
  • Patent number: 6413938
    Abstract: According to a first aspect of the invention there is provided compounds of formula (I): wherein: R1 is hydroxy; O-acetyl; or a halo atom; R2 is hydroxy; O-acetyl; or a halo atom; R3 is hydrogen; a halo atom; azido; C2-6alkenyl; C2-6alkynyl; C6-14aryl C2-6alkenyl; C6-14arylC2-6alkynyl —NR8R9 (where R8 and R9 may be the same or different and are hydrogen, C1-8alkyl, cyanoC1-8alkyl, hydroxyC1-8alkyl, haloC1-8alkyl, C3-7cycloalkyl, C1-8alkylC3-7cycloalkyl, C2-6alkenyl, C3-7cycloalkylC1-8alkyl, C2-6alkynyl, C6-14aryl, C6-14arylC1-8alkyl, heterocycleC1-8alkyl, C1-8alkylcarbonyl, C6-14arylsulfonyl, C1-8alkysulfonyl, or R8R9 together with the N atom to which they are attached form a 3,4,5 or 6 membered heterocyclic ring); —OR10 (where R10 is hydrogen, C1-8alkyl, C6-14aryl, or C6-14arylC1-8alkyl, C2-6alkenyl, C2-6alkynyl, C6-14aryl C2-6alkenyl or C6-14arylC2-6alkynyl); or —SR11 (where R11 is hydrogen, C1-8alkyl, C6-14aryl, or C6-14arylC1-8alkyl).
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: July 2, 2002
    Assignees: The Regents of the University of Michigan, Glaxo Wellcome Inc.
    Inventors: Jeffrey H. Tidwell, Stanley D. Chamberlain, George A. Freeman, Joseph H. Chan, George W. Koszalka, Leroy B. Townsend, John C. Drach
  • Publication number: 20020058635
    Abstract: Novel purine L-nucleoside compounds are disclosed, in which both the purine rings and the sugar are either modified, functionalized, or both. The novel compounds or pharmaceutically acceptable esters or salts thereof may be used in pharmaceutical compositions, and such compositions may be used to treat an infection, an infestation, a neoplasm, or an autoimmune disease. The novel compounds may also be used to modulate aspects of the immune system, including modulation of Th1 and Th2.
    Type: Application
    Filed: October 30, 2001
    Publication date: May 16, 2002
    Inventor: Devron R. Averett
  • Patent number: 6307043
    Abstract: The present invention relates to benzimidazole derivatives and their use in medical therapy particularly for the treatment or prophylaxis of virus infections such as those caused by herpes viruses. The invention also relates to the preparation of the benzimidazole derivatives and pharmaceutical formulations containing them.
    Type: Grant
    Filed: January 21, 2000
    Date of Patent: October 23, 2001
    Assignee: Glaxo Wellcome Inc.
    Inventors: Stanley Dawes Chamberlain, Jeffrey H. Tidwell
  • Publication number: 20010011075
    Abstract: The present invention relates to polysubstituted benzimidazoles, having the following formula: 1
    Type: Application
    Filed: February 5, 1999
    Publication date: August 2, 2001
    Inventors: LEROY B TOWNSEND, JOHN C DRACH
  • Patent number: 6214801
    Abstract: This invention pertains to nucleoside analogs that have antiviral activity and improved metabolic stability, compositions comprising them, and methods of antiviral treatment employing them. More particularly, this invention pertains to imidazo[1,2-a]pyridine C-nucleosides, as exemplified by compounds such as imidazo[l,2-a]pyridine C5-nucleosides and imidazo[1,2-a]pyridine C3-nucleosides, and may be represented by formula (I), wherein exactly one of Q3 and Q5 is a sugar-like moiety; exactly one of Q3 and Q5 is —H; and Q2, Q6, Q7 and Q8 are independently imidazo[1,2-a]pyridine substituents, such as —H, —F, —Cl, —Br and —I.
    Type: Grant
    Filed: May 17, 1999
    Date of Patent: April 10, 2001
    Assignee: The Regents of the University of Michigan
    Inventors: Leroy B. Townsend, John C. Drach
  • Patent number: 6204249
    Abstract: The present invention relates to benzimidazole derivatives and their use in medical therapy particularly for the treatment or prophylaxis of virus infections such as those caused by herpes viruses. The invention also relates to the preparation of the benzimidazole derivatives and pharmaceutical formulations containing them.
    Type: Grant
    Filed: July 13, 1998
    Date of Patent: March 20, 2001
    Assignee: Glaxo Wellcome Inc.
    Inventors: Stanley Dawes Chamberlain, George Walter Koszalka, Jeffrey H. Tidwell, Nanine Agneta Vandraanen