Patents Examined by Ebenezer Sackey
  • Patent number: 7923558
    Abstract: The invention relates to a method for obtaining pure tetrahydrocannabinol from reaction mixtures containing tetrahydrocannabinol compounds or from raw products containing tetrahydrocannabinol compounds. According to said method, the tetrahydrocannabinol compounds in the reaction mixture or in the raw product are converted into crystallisable derivatives, preferably using a suitable solvent, said derivatives are then crystallised and isolated, and the pure tetrahydrocannabinol compounds are then obtained from the crystallised derivatives. The invention also related to the use of compounds produced in this way for the production of a medicament for human therapy, and to the medicaments thus produced.
    Type: Grant
    Filed: July 19, 2004
    Date of Patent: April 12, 2011
    Assignee: Cilag Ltd.
    Inventors: Enver Arslantas, Ulrich Weigl
  • Patent number: 7910766
    Abstract: A process for preparing at least one partial oxidation and/or ammoxidation product of a hydrocarbon by partially dehydrogenating at least one saturated hydrocarbon H under heterogeneous catalysis and using the resulting product gas mixture A, which comprises the partially dehydrogenated hydrocarbon H, as such or in modified form for heterogeneously catalyzed partial oxidation and/or ammoxidation of the partially dehydrogenated hydrocarbon present in the product gas mixture A, said process including at least one mechanical separating operation inserted between the product gas mixture A and the heterogeneously catalyzed partial oxidation and/or ammoxidation.
    Type: Grant
    Filed: March 31, 2004
    Date of Patent: March 22, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Goetz-Peter Schindler, Otto Machhammer, Klaus Joachim Mueller-Engel, Claus Hechler, Jochen Petzoldt, Christoph Adami, Klaus Harth
  • Patent number: 7910589
    Abstract: The present invention provides low hygroscopic forms of aripiprazole and processes for the preparation thereof which will not convert to a hydrate or lose their original solubility even when a medicinal preparation containing the anhydrous aripiprazole crystals is stored for an extended period.
    Type: Grant
    Filed: April 26, 2007
    Date of Patent: March 22, 2011
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Takuji Bando, Satoshi Aoki, Junichi Kawasaki, Makoto Ishigami, Youichi Taniguchi, Tsuyoshi Yabuuchi, Kiyoshi Fujimoto, Yoshihiro Nishioka, Noriyuki Kobayashi, Tsutomu Fujimura, Masanori Takahashi, Kaoru Abe, Tomonori Nakagawa, Koichi Shinhama, Naoto Utsumi, Michiaki Tominaga, Yoshihiro Ooi, Shohei Yamada, Kenji Tomikawa
  • Patent number: 7910587
    Abstract: The present invention relates to compounds of Formula I, or a pharmaceutically acceptable salt, ester, or prodrug, thereof: which inhibit serine protease activity, particularly the activity of hepatitis C virus (HCV) NS3-NS4A protease. Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: March 22, 2011
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yonghua Gai, Yat Sun Or, Zhe Wang
  • Patent number: 7897596
    Abstract: The present invention provides compounds of formula (I) wherein R1, R2, R3, R4 and Q have a meaning as defined herein in the specification. The compounds of formula (I) are allosteric modulators of the A1 adenosine receptor and, thus, may be employed for the treatment of conditions mediated by the A1 adenosine receptor. Accordingly, the compounds of formula (I) may be employed for treatment of pain, in particular, chronic pain such as neuropathic pain; cardiac disease or disorder such as cardiac disarrhythmias, e.g., peroxysmal supraventricular tachycardia, angina, myocardial infarction and stroke; neurological disease or injury; sleep disorder; epilepsy; and depression.
    Type: Grant
    Filed: November 12, 2007
    Date of Patent: March 1, 2011
    Assignee: King Pharmaceuticals Research & Development, Inc.
    Inventors: Pier Giovanni Baraldi, Allan R. Moorman, Romeo Romagnoli
  • Patent number: 7893109
    Abstract: The present invention relates to active bactericidal, antibacterial, anti-infective, antimicrobial, sporicidal, disinfectant, antifungal and antiviral compounds and compositions and to new uses of these compositions in therapy. This specification also describes methods of use for the new compounds and compositions. The specification further describes methods for preparing these compounds.
    Type: Grant
    Filed: September 11, 2008
    Date of Patent: February 22, 2011
    Assignee: Novabay Pharmaceuticals, Inc.
    Inventors: Mansour Bassiri, Ramin Najafi, Lu Wang, Jane Yang
  • Patent number: 7887784
    Abstract: Racemic mixtures and enantiomerically pure forms of novel 1-[(2?-substituted)-piperazin-1?-yl]-isoquinolines are norepinephrine (NE) transporter (NET) inhibitor compounds. Compounds of the invention are considered therapeutic agents for central nervous system (CNS) diseases and disorders, without limitation, including neurodegeneration, anxiety, depression, attention deficit disorders, drug dependency, and post traumatic stress disorder. Examples of the chemical syntheses of the compounds of the invention are provided. The isoquinoline compounds of the invention competitively bind at NET at nanomolar concentrations. The isoquinoline agents of the invention bind selectively to NET over other competitive transporter targets and receptor binding sites, including those of serotonin and dopamine, amongst others. The chemical syntheses of the invention are suitable for labeling with radionuclide atoms.
    Type: Grant
    Filed: March 21, 2008
    Date of Patent: February 15, 2011
    Assignee: University of Montana
    Inventors: John M. Gerdes, David B. Bolstad, Michael R. Braden, August W. Barany
  • Patent number: 7883714
    Abstract: The invention describes novel nitrosated nonsteroidal antiinflammatory drugs (NSAIDs) and pharmaceutically acceptable salts thereof, and novel compositions comprising at least one nitrosated NSAID, and, optionally, at least one compound that donates, transfers or releases nitric oxide, stimulates endogenous synthesis of nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor or is a substrate for nitric oxide synthase, and/or at least one therapeutic agent. The invention also provides novel compositions comprising at least one nitrosated NSAID, and at least one compound that donates, transfers or releases nitric oxide, elevates endogenous levels of endothelium-derived relaxing factor, stimulates endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or at least one therapeutic agent. The invention also provides novel kits comprising at least one nitrosated NSAID, and, optionally, at least one nitric oxide donor and/or at least one therapeutic agent.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: February 8, 2011
    Assignee: NicOx S.A.
    Inventors: Richard A. Earl, Maiko Ezawa, Xinqin Fang, David S. Garvey, Ricky D. Gaston, Subhash P. Khanapure, L. Gordon Letts, Chia-En Lin, Ramani R. Ranatunge, Stewart K. Richardson, Joseph D. Schroeder, Cheri A. Stevenson, Shiow-Jyi Wey
  • Patent number: 7884205
    Abstract: The present invention relates to acid addition salts of aripiprazole, a process for preparing said acid addition salts and their use to prepare or purify aripiprazole in the form of a free base or in the form of a pharmaceutically acceptable salt.
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: February 8, 2011
    Assignee: Sandoz AG
    Inventors: Johannes Ludescher, Hubert Sturm
  • Patent number: 7879861
    Abstract: A series of new chemical agents that demonstrate anti-tumor activity are described. The new chemical agents combine two major mechanisms of anti-tumor action. In an embodiment, the agents are capable of both inhibiting EGFR and damaging DNA while also, upon degradation, degrading to an inhibitor of EGFR and to an agent capable of damaging DNA. Moreover, a novel series of molecules capable of releasing two moles of EGFR inhibitor and a potent bi-functional alkylating agent are also described.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: February 1, 2011
    Inventors: Bertrand Jean-Claude, Zakaria Rachid, Fouad Brahimi
  • Patent number: 7880029
    Abstract: A method for dispersing polymerization by-products and maintaining said by-products in suspension in a hydrocarbon processing system during acrylic acid and acrylate monomer formation is disclosed, which includes adding to the monomer an effective inhibiting amount of an N-alkyl polyalkenyl succinimide dispersant.
    Type: Grant
    Filed: May 19, 2004
    Date of Patent: February 1, 2011
    Assignee: General Electric Company
    Inventors: John Link, Sherif Eldin
  • Patent number: 7875740
    Abstract: The iron-containing catalyst suitable for use as a catalyst contains a) iron or a mixture containing iron and an iron-based compound. The iron has an average crystallite size ranging from 1-35 nm measured by X-ray diffraction.
    Type: Grant
    Filed: October 18, 2002
    Date of Patent: January 25, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Andreas Ansmann, Christoph Benisch, Peter Baβler, Rolf-Hartmuth Fischer, Stefan Maixner, Johann-Peter Melder, Hermann Luyken
  • Patent number: 7875605
    Abstract: N-arylsulfonyl-3-substituted indole compounds, derivatives, analogs, tautomeric forms, stereoisomers, geometric forms, N-oxides, polymorphs and pharmaceutically acceptable salts.
    Type: Grant
    Filed: June 5, 2003
    Date of Patent: January 25, 2011
    Assignee: Suven Life Sciences Limited
    Inventors: Venkata Satya Nirogi Ramakrishna, Vikas Shreekrishna Shirsath, Rama Sastri Kambhampati, Venkata Satya Veerabhadra Vadlamudi Rao, Venkateswarlu Jasti
  • Patent number: 7872132
    Abstract: An improved process for the preparation of aripiprazole (1) which comprises (i) reacting 6-hydroxy-l-indanone (11) with 1,4-dihalobutane (12) in the presence of a base and a solvent at a temperature in the range of 90 to 110 deg C to form the novel intermediate 6-(4-halo butoxy)-indan-1-one (3), (ii) reacting the novel intermediate with 1-(2,3-clichlorophenyl)-piperazine (9) to get another novel intermediate 6-[4-[4-(2,3-dichlorophenyl)-l-piperazinyl]butoxy]-indan-l-one (2) and (iii) reacting the resulting novel compound with sodium azide. The invention also relates to the novel intermediates of the formulae (2) & (3) and processes for their preparation. The invention also includes intermediate compounds useful for the preparation of aripiprazole.
    Type: Grant
    Filed: October 8, 2004
    Date of Patent: January 18, 2011
    Assignee: Suven Life Sciences Limited
    Inventors: Rajendiran Chinnapillai, Veera Reddy Arava, Venkata Subba Rao Athukuru, Venkateswarlu Jasti
  • Patent number: 7872002
    Abstract: The invention provides a novel chemical series of formula I, as well as methods of use thereof for binding to the benzodiazepine site of the GABAA receptor and modulating GABAA, and use of the compound of formula I for the treatment of GABAA receptor associated disorders. The general structure of formula I is shown below and can exist in tautomeric forms: The invention further provides a method of modulation of one or more GABAA subtypes in an animal comprising administering to the animal an effective amount of a compound of formula (I).
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: January 18, 2011
    Assignee: Helicon Therapeutics, Inc.
    Inventors: Alan P. Kaplan, Varsha Gupta, Jan W. F. Wasley
  • Patent number: 7863327
    Abstract: Compounds and methods useful for chemopreventative treatment of diseases such as cancer, Alzheimer's disease, Parkinson's disease, inflammatory bowel diseases, and multiple sclerosis.
    Type: Grant
    Filed: May 3, 2005
    Date of Patent: January 4, 2011
    Assignee: Trustees of Dartmouth College
    Inventors: Gordon W. Gribble, Tadashi Honda, Michael B. Sporn, Nanjoo Suh
  • Patent number: 7863266
    Abstract: The invention provides a novel chemical series of formula I, as well as methods of use thereof for binding to the benzodiazepine site of the GABAA receptor and modulating GABAA, and use of the compound of formula I for the treatment of GABAA receptor associated disorders. The general structure of formula I is shown below: The invention further provides a method of modulation of one or more GABAA subtypes in an animal comprising administering to the animal an effective amount of a compound of formula (I).
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: January 4, 2011
    Assignee: Helicon Therapeutics, Inc.
    Inventors: Alan P. Kaplan, Varsha Gupta
  • Patent number: 7863276
    Abstract: Salt forms of potent modulators of peroxisome proliferator activated receptors, pharmaceutical compositions comprising the same, and methods of treating disease using the same are disclosed.
    Type: Grant
    Filed: October 23, 2006
    Date of Patent: January 4, 2011
    Assignee: KALYPSYS, Inc
    Inventors: Dennis A. Bennett, Stephan D. Parent, David T. Jonaitis
  • Patent number: 7858614
    Abstract: The invention provides a novel chemical series of formula I, as well as methods of use thereof for binding to the benzodiazepine site of the GABAA receptor and negatively modulating the ?5 subtype of GABAA, and use of the compound of formula I for the treatment of GABAA receptor associated disorders. The general structure of formula I is shown below: The invention further provides a method of modulation of one or more GABAA subtypes in an animal comprising administering to the animal an effective amount of a compound of formula (I).
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: December 28, 2010
    Assignee: Helicon Therapeutics, Inc.
    Inventors: Alan P. Kaplan, Varsha Gupta, Jan W.F. Wasley
  • Patent number: 7855209
    Abstract: The present invention provides compounds of formula (I) wherein R1, R2, R3, R4 and Q have a meaning as defined herein in the specification. The compounds of formula (I) are allosteric modulators of the A1 adenosine receptor and, thus, may be employed for the treatment of conditions mediated by the A1 adenosine receptor. Accordingly, the compounds of formula (I) may be employed for treatment of pain, in particular, chronic pain such as neuropathic pain; cardiac disease or disorder such as cardiac disarrhythmias, e.g., peroxysmal supraventricular tachycardia, angina, myocardial infarction and stroke; neurological disease or injury; sleep disorder; epilepsy; and depression.
    Type: Grant
    Filed: November 12, 2007
    Date of Patent: December 21, 2010
    Assignee: King Pharmaceuticals Research and Development, Inc.
    Inventors: Pier Giovanni Baraldi, Allan R. Moorman, Romeo Romagnoli