Patents Examined by Robert Gerstl
  • Patent number: 6583289
    Abstract: The present invention provides a new class of materials effective as curatives for anaerobic adhesive compositions. The addition of these materials into anaerobic adhesives as a replacement for conventional curatives, such as APH, surprisingly provides at least comparable cure speeds and physical properties for the reaction products formed therefrom.
    Type: Grant
    Filed: June 26, 2001
    Date of Patent: June 24, 2003
    Assignee: Loctite (R&D) Limited
    Inventors: Ciaran B. McArdle, Rory B. Barnes
  • Patent number: 6576655
    Abstract: An E-isomeric fulleropyrrolidine compound of formula (I): is disclosed. Also disclosed is a method for preparing and polymers prepared from such a compound.
    Type: Grant
    Filed: July 24, 2002
    Date of Patent: June 10, 2003
    Inventors: Long Y. Chiang, Vijayaraj Anantharaj
  • Patent number: 6576785
    Abstract: A &ohgr;-cycloalkyl-prostaglandin E2 derivatives of the formula (I) wherein R is carboxy or hydroxymethyl; R1 is oxo, methylene or halogen atom; R2 is H, OH or C1-4 alkoxy; R3 is H, C1-8 alkyl, C2-8 alkenyl, C2-8 alkynyl, C1-8 alkyl, C2-8 alkenyl or C2-8 alkynyl substituted by 1-3 of substituent selected from halogen atom, C1-4 alkoxy, C3-7 cycloalkyl, phenyl, or phenyl substituted by 1-3 of substituent selected from halogen atom, C1-4 alkyl, C1-4 alkoxy, nitro, trifluoromethyl; n is 0-4; and non-toxic salt thereof, prodrug thereof and cyclodextrin clathrate thereof can strongly bind on EP2 subtype receptor. Therefore, they are useful for prevention and/or treatment of immune disease (autoimmune disease, organ transplantation, etc.), asthma, abnormal bone formation, neuron cell death, liver damage, abortion, premature birth or retina neuropathy of glaucoma etc.
    Type: Grant
    Filed: May 12, 2000
    Date of Patent: June 10, 2003
    Assignee: Ono Pharmaceutical Co., Ltd.
    Inventors: Kousuke Tani, Shuichi Ohuchida
  • Patent number: 6573294
    Abstract: The present invention provides a method of treating ocular hypertension or glaucoma which comprises administering to an animal having ocular hypertension or glaucoma therapeutically effective amount of a compound represented by the general formula I; wherein X, Y, Z, D and R3 are as defined in the specification.
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: June 3, 2003
    Assignee: Allergan, Inc.
    Inventors: David W. Old, Danny Thang Dinh, Robert M. Burk
  • Patent number: 6570021
    Abstract: Novel 2-thiothiazolidin-5-one compounds useful as intermediates for fungicidal 2-imidazolin-5-ones are disclosed.
    Type: Grant
    Filed: September 5, 2001
    Date of Patent: May 27, 2003
    Assignee: Rhone-Poulenc Agro
    Inventors: Albert Buforn, Alain Gadras
  • Patent number: 6566529
    Abstract: This invention pertains to DTT-based compounds having two-photon absorption property containing electron donors and/or electron acceptors and having cross section value &sgr; that is higher than compound AF-50.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: May 20, 2003
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Oh-Kil Kim, Han Young Woo, Kie-Soo Kim, Kwang-Sup Lee
  • Patent number: 6566384
    Abstract: Hydroxamic and carboxylic acid derivatives having MMP and TNF inhibitory activity.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: May 20, 2003
    Assignee: Darwin Discovery Ltd.
    Inventors: David Alan Owen, John Gary Montana, John Fraser Keily, Robert John Watson, Andrew Douglas Baxter
  • Patent number: 6562849
    Abstract: An amine compound of the formula (I): wherein R1 represents an optionally substituted carbamoyl group, etc., R2 represents a hydrogen atom, etc., R3 represents a C1-C10 alkyl group etc., W1, W2 and W3 are the same or different and each represent a single bond or a C1-C8 alkylene group, X, Y and Q represent a sulfur atom, etc., Z represents a ═CH— group, etc., Ar represents a benzene ring, etc. and L represents a hydrogen atom, etc., or a pharmacologically acceptable salt thereof. These compounds are useful in the treatment and/or prophylaxis of diseases such as diabetes, hyperlipemia, arteriosclerosis, cancer, etc.
    Type: Grant
    Filed: October 5, 2001
    Date of Patent: May 13, 2003
    Assignee: Sankyo Company, Limited
    Inventors: Takashi Fujita, Kunio Wada, Minoru Oguchi, Hidehito Honma, Toshihiko Fujiwara
  • Patent number: 6562974
    Abstract: The present invention relates to a novel process for making geminal bisphosphonates. The process provides for bisphosphorylation using phosphorus trihalide, phosphorous acid as a reactant/solvent, and a base as an acid acceptor/solvent.
    Type: Grant
    Filed: January 29, 2001
    Date of Patent: May 13, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Frederick Dana Cazer, William Douglas Cramer, Dennis Michael Billings, Gregory Eugene Parry
  • Patent number: 6562844
    Abstract: Oxazolidinones and methods for their synthesis are provided. Also provided are combinatorial libraries comprising oxazolidinones, and methods to prepare the libraries. Further provided are methods of making biologically active oxazolidinones as well as pharmaceutically acceptable compositions comprising the oxazolidinones. The methods of library preparation include the attachment of oxazolidinones to a solid support. The methods of compound preparation in one embodiment involve the reaction of an iminophosphorane with a carbonyl containing polymeric support.
    Type: Grant
    Filed: December 28, 2001
    Date of Patent: May 13, 2003
    Assignee: Pharmacia & Upjohn Company
    Inventors: Mikhail F. Gordeev, Gary W. Luehr, Dinesh V. Patel, Zhi-Jie Ni, Eric Gordon
  • Patent number: 6562850
    Abstract: The invention relates to a new class of compounds herein identified generally as “sultams”, which may be represented by the following formula V, in FIG. 1, in which numbering of the atoms is started with the sulfur atom of the isothiazole. Two of the rings (rings A and C) are aromatic, and the third is a heterocyclic ring (ring B), a cyclic sulfonamide. Of particular importance are the enantiomerically pure sultams since they are especially potent HIV-1 inhibitors.
    Type: Grant
    Filed: July 15, 1999
    Date of Patent: May 13, 2003
    Assignee: The University of Tennessee Research Corporation
    Inventors: David C. Baker, Anand Mayasundari, Jianmin Mao, Stephen C. Johnson, Shijia Yan
  • Patent number: 6559304
    Abstract: The invention relates to a process for simultaneously N(2)-acylating piperazic acid or an ester thereof and forming a bicyclic ring structure. The invention also relates to the use of that process step in a method of synthesizing a bicyclic compound useful as an intermediate for the production of an inhibitor of a caspase, particularly an inhibitor of interleukin-1&bgr; converting enzyme (“ICE”).
    Type: Grant
    Filed: October 13, 2000
    Date of Patent: May 6, 2003
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Andrea L. C. Robidoux, Jeffrey Douglas Wilson, Petra Dieterich, Neil Storer, Stefania Leonardi
  • Patent number: 6559315
    Abstract: Phenyl- and pyridyl-substituted thiazoline acid derivatives useful in diagnosing and treating pathological conditions associated with an excess of trivalent metals in humans and animals.
    Type: Grant
    Filed: March 20, 2000
    Date of Patent: May 6, 2003
    Assignee: University of Florida Research Foundation, Inc.
    Inventor: Raymond J. Bergeron
  • Patent number: 6555565
    Abstract: An apoptosis inhibitor which comprises a compound of the formula: wherein R represents a hydrocarbon group that may be substituted or a heterocyclic group that may be substituted; Y represents a group of the formula: —CO—, —CH(OH)— or —NR3— where R3 represents an alkyl group that may be substituted; m is 0 or 1; n is 0, 1 or 2; X represents CH or N; A represents a chemical bond or a bivalent aliphatic hydrocarbon group having 1 to 7 carbon atoms; Q represents oxygen or sulfur; R1 represents hydrogen or an alkyl group; ring E may have further 1 to 4 substituents, which may form a ring in combination with R1; L and M respectively represent hydrogen or may be combined with each other to form a chemical bond; or a salt thereof, or a compound having an insulin sensitivity enhancing activity.
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: April 29, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Junji Matsui, Naoki Tarui, Yu Momose, Ken-ichi Naruo
  • Patent number: 6555713
    Abstract: The decomposition of di-t-butyl dicarbonate which is a thermally unstable compound is inhibited. To achieve the object, a hydrocarbon compound such as hexane, cyclohexane, 1-hexene or toluene and/or a chain ether compound such as diisopropyl ether or t-butyl methyl ether are/is used as a decomposition inhibitor for di-t-butyl dicarbonate.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: April 29, 2003
    Assignee: Tokuyama Corporation
    Inventors: Naoki Hirano, Masako Saijo
  • Patent number: 6552056
    Abstract: Isothiazolecarboxamides of the formula: wherein X, Y, R1, R2, R3 and R4 have the meanings given in the specification, may be used as microbicides.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: April 22, 2003
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Lutz Assmann, Yoshinori Kitagawa, Koichi Ishikawa, Daiei Yamazaki, Haruko Sawada, Yasuo Araki, Haruhiko Sakuma, Taro Kinbara, Kinya Imanishi
  • Patent number: 6552047
    Abstract: The present invention describes novel nitrosated and/or nitrosylated H2 receptor antagonist compounds, and novel compositions comprising at least one H2 receptor antagonist compound that is optionally substituted with at least one NO and/or NO2 group, 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. The present invention also describes methods for treating and/or preventing gastrointestinal disorders; improving gastroprotective properties of H2 receptor antagonists; decreasing the recurrence of ulcers; facilitating ulcer healing; preventing and/or treating inflammations and microbial infections, ophthalmic diseases and disorders, multiple sclerosis, and viral infections; and decreasing or reducing the gastrointestinal toxicity associated with the use of nonsteroidal antiinflammatory compounds.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: April 22, 2003
    Assignee: NitroMed, Inc.
    Inventors: David S. Garvey, L. Gordon Letts, Tiansheng Wang
  • Patent number: 6548676
    Abstract: Described is a process for the preparation of a compound of formula (I) wherein R is unsubstituted or substituted C1-C12alkyl, C2-C4alkenyl, C2-C4alkynyl, C3-C6cycloalkyl, aryl or heteroaryl, or —SR1; R1 is unsubstituted or substituted C1-C12alkyl, C2-C4alkenyl, C2-C4alkynyl, cycloalkyl, aryl or heteroaryl; and X is a leaving group; which comprises: a) reacting a compound of formula (II) wherein R is as defined for formula (I), with a water-removing reagent; or b) for the preparation of a compound of formula (I) wherein X is halogen or a sulfonate, reacting a compound of the formula (III) wherein R is as defined for formula (I), with a halogenating or a sulfonylating agent; or c) for the preparation of a compound of formula (I) wherein X is halogen, reacting a compound of formula (IV) wherein R is as defined for formula (I); and wherein R2 and R3 are for example H, C1-C6alkyl, C3-C6cycloalkyl, phenyl or benzyl; with a compound of the formula halogen-C(═O)—O—C1-C8alkyl, halogen-C(═O
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: April 15, 2003
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Thomas Pitterna, Henry Szczepanski, Peter Maienfisch, Ottmar Franz Hüter, Thomas Rapold, Marcel Senn, Thomas Göbel, Anthony Cornelius O'Sullivan
  • Patent number: 6548549
    Abstract: The invention relates to known and to new acylaminosalicylamides, to a plurality of processes for their preparation and to their use as pesticides. The present application furthermore relates to new intermediates, to a plurality of processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: April 15, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Seitz, Klaus Naumann, Ralf Tiemann, Klaus Stenzel, Gerd Hänssler, Stefan Dutzmann
  • Patent number: 6545026
    Abstract: The invention provides novel substituted benzylthiazolidine-2,4-dione derivatives which increase the transactivation of receptor as a ligand of human peroxisome proliferator-activated receptor (PPAR) and exhibit the blood glucose-decreasing action and lipid-decreasing action, and a process for preparing them. The invention relates to substituted benzylthiazolidine-2,4-dione derivatives represented by the general formula (1) [wherein A denotes a pyridyl group or cyclohexyl group], their medicinally acceptable salts, their hydrates and a process for preparing them.
    Type: Grant
    Filed: February 20, 2002
    Date of Patent: April 8, 2003
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Shizuyoshi Fujimori, Koji Murakami, Masaki Tsunoda