Patents Represented by Attorney, Agent or Law Firm R. P. Raymond
  • Patent number: 6682747
    Abstract: The present invention relates to orally administered suspensions of pharmaceutical active substances of the NSAID type, particularly the antirheumatic agent Meloxicam, which are stabilized by the addition of small amounts of highly dispersed silicon dioxide using high shear forces and adding small amounts of hydrophilic polymers to form a three-dimensional siloid structure, and a process for the preparation thereof.
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: January 27, 2004
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Dietrich Türck, Veit Schmelmer
  • Patent number: 6660772
    Abstract: A method of treating urinary incontinence in a patient in need thereof, the method comprising administering to the patient an effective amount of 2-amino-1-(4-hydroxy-2-methanesulfonamidophenyl)ethanol or a pharmacologically acceptable salt thereof, and pharmaceutical compositions.
    Type: Grant
    Filed: January 30, 2002
    Date of Patent: December 9, 2003
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Pascale Pouzet, Franz Esser, Hisato Kitagawa, Naoki Ishiguro, Ikunobu Muramatsu
  • Patent number: 6653305
    Abstract: A compound of formula (I) wherein: Ra is a benzyl or 1-phenylethyl group or a phenyl group substituted by the groups R1 and R2, wherein: R1 is a hydrogen, fluorine, chlorine, or bromine atom, or a methyl, trifluoromethyl, cyano, or ethynyl group, and R2 is a hydrogen or fluorine atom; Rb is an R3O—CO—CH2—N—CH2—CH2—OH group optionally substituted at the methylene groups by 1 or 2 methyl or ethyl groups, wherein R3 is a hydrogen atom or a C1-4-alkyl group, a 2-oxomorpholin-4-yl group optionally substituted by 1 or 2 methyl or ethyl groups, or a N-[(1,3-dioxolan-2-yl)methyl]methylamino group; Rc is a hydrogen atom, or a methoxy, ethoxy, 2-methoxyethoxy, 2-ethoxyethoxy, cyclobutyloxy, cyclopentyloxy, cyclohexyloxy, cyclopropylmethoxy, cyclobutylmethoxy, cyclopentylmethoxy, cyclohexylmethoxy, tetrahydrofuran-3-yloxy, tetrahydropyran-3-yloxy, tetrahydropyran-4-yloxy, tetrahydrofuranylmethoxy, or tetrahydropyranylmethoxy group; and n is 1, 2, or 3
    Type: Grant
    Filed: August 15, 2001
    Date of Patent: November 25, 2003
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Frank Himmelsbach, Elke Langkopf, Birgit Jung, Stefan Blech, Flavio Solca
  • Patent number: 6576669
    Abstract: Medicaments and pharmaceutical kits comprising an LTB4 antagonist of formula (I) a tautomer thereof or a pharmaceutically acceptable salt thereof, and methods of treating or preventing cystic fibrosis, diseases caused by increased expression of mucin genes in the bronchial or gastrointestinal epithelium, or hyperplasia of goblet cells induced by toxins of products of pathogenic bacteria in a patient in need of such treatment, the method comprising administering to the patient a therapeutically effective amount of an LTB4 antagonist of formula (I).
    Type: Grant
    Filed: January 16, 2002
    Date of Patent: June 10, 2003
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Ralf Anderskewitz, Christopher J. Montague Meade, Franz Birke, Hans Michael Jennewein, Birgit Jung
  • Patent number: 6403790
    Abstract: A process for preparing epinastine hydrochloride of formula (I) the process comprising: (a) suspending and dissolving an epinastine base of formula (II)  in water by the addition of aqueous hydrochloric acid at a pH of ≧7; (b) extracting the aqueous solution obtained from step (a) with an organic, water-immiscible solvent; (c) removing the organic, water-immiscible solvent from the aqueous solution obtained from step (b); and (d) adjusting the pH of the aqueous solution of step (c) to ≦6 using hydrochloric acid to precipitate the product of formula (I), and then drying the product.
    Type: Grant
    Filed: November 20, 2000
    Date of Patent: June 11, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventor: Rolf Dach
  • Patent number: 6369271
    Abstract: The invention relates to a process for large-scale industrial production of biphenyl-2-carboxylic acid derivatives (I) wherein R1 and R2 may have the meanings given in the specification and claims.
    Type: Grant
    Filed: February 22, 2000
    Date of Patent: April 9, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventor: Heinrich Schneider
  • Patent number: 6365343
    Abstract: The present application discloses a finely divided, dry powdered pharmaceutical composition which is specially adapted to be administered as an insufflate which includes the following ingredients: (a) an pharmacologically effective amount of sICAM-1; (b) an amount of carboxymethyl cellulose which is effective to retain sICAM-1 on the intranasal membranes; (c) an amount of a bulking agent which is effective to provide a bulking effect without exerting a significant effect on the retention of the sICAM-1 on the nasal passages.
    Type: Grant
    Filed: July 28, 2000
    Date of Patent: April 2, 2002
    Assignee: Boehringer Ingelheim Pharmaceuticals, Inc.
    Inventor: Eugene J. McNally
  • Patent number: 6353007
    Abstract: 1-(4-Aminophenyl) indoles optionally substituted on the 2-,4-,5-,6- and 7-positions of the indole ring and on the amino group on the 4-position of the phenyl ring, which indoles inhibit IL-2 production in T-lymphocytes.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: March 5, 2002
    Assignee: Boehringer Ingelheim Pharmaceuticals, Inc.
    Inventor: Rajiv Sharma
  • Patent number: 6346545
    Abstract: The present invention relates to urethanes and the thio and dithio analogues thereof of general formula wherein m, n, A, X, Y and R1 to R8 are defined as in claim 1, the enantiomers, diastereomers and the salts thereof, particularly the physiologically acceptable acid addition salts thereof which have valuable properties, particularly an inhibitory effect on cholesterol biosynthesis, pharmaceutical compositions containing these compounds, their use and processes for preparing them.
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: February 12, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Roland Maier, Rudolf Hurnaus, Michael Mark, Bernhard Eisele, Peter Mueller, Gebhard Adelgoss, Gebhard Schilcher
  • Patent number: 6323207
    Abstract: Novel benzoylguanidine derivatives of general formula I useful for the treatment or reduction of tissue damage due to ischaemia.
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: November 27, 2001
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Christian Eickmeier, Erich Buerger, Stefan Matthias Blech, Otto Roos
  • Patent number: 6314796
    Abstract: Apparatus and process for non-destructively testing a fluid-filled container for leaktightness, the process comprising: (a) subjecting the fluid-filled container to a vacuum or near vacuum environment; (b) utilizing electrical equipment to form an electrical discharge in the vacuum or near vacuum environment sufficient to stimulate spectral light emissions from volatile fluid-filled container contents present in the vacuum or near vacuum environment; (c) detecting the spectral light emissions from the volatile fluid-filled container contents produced in step (b); and (d) evaluating the spectral light emissions detected in step (c) to determine the amount of volatile fluid-filled container contents present in the vacuum or near vacuum environment by comparing: (i) the measured brightness level of the spectral light emissions obtained from step (c), to (ii) a base brightness level obtained by measuring the brightness level of the spectral emissions due to the presence of residual gas or air molecules in the
    Type: Grant
    Filed: August 2, 1999
    Date of Patent: November 13, 2001
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Juergen Wittekind, Gerhard Poss, Andreas Kuehnel
  • Patent number: 6316620
    Abstract: A new class of chiral bidentate ligands to transition metals is disclosed which compounds have the following structure: wherein the substituents are as defined herein.
    Type: Grant
    Filed: September 5, 2000
    Date of Patent: November 13, 2001
    Assignee: Boehringer Ingelheim Pharmaceuticals, Inc.
    Inventor: Carl A. Busacca
  • Patent number: 6313095
    Abstract: Disclosed herein are tetrapeptide derivatives of the formula X—NH—CHR1—C(W1)—NR2—CH[CH2C(O)—Y]—C(W2)—NH—CH[CR3(R4)—COOH]—C(W3)—NH—CHR5—Z wherein X is a terminal group, for example, alkanoyl or phenylalkanoyl radicals, R1 and R5 are selected from amino acid or derived amino acid residues, R2 is hydrogen, alkyl or phenylalkyl, R3 and R4 are hydrogen or alkyl or R3 and R4 are joined to form a cycloalkyl, W1, W2and W3 are oxo or thioxo, Y is, for example, an alkoxy or a monosubstituted or disubstituted amino, and Z is a terminal unit, for example, hydrogen, COOH or CH2OH. The derivatives are useful for treating herpes infections.
    Type: Grant
    Filed: October 6, 1994
    Date of Patent: November 6, 2001
    Assignee: Boehringer Ingelheim (Canada), Ltd.
    Inventors: Julian Adams, Pierre Louis Beaulieu, Robert Déziel, Neil Moss
  • Patent number: 6313097
    Abstract: Compounds of the formula (I) wherein A, R, R1, R2, X1, X2, X3, and Y are as defined herein, and the tautomers and the pharmaceutically acceptable salts thereof, including pharmaceutical compositions containing these compounds, and their use in the selective antagonization of calcitonin gene-related peptide (CGRP) and in the treatment or prophylaxis of migraine or cluster headaches, non-insulin-dependent diabetes mellitus, inflammation, allergic rhinitis, asthma, morphine tolerance, menopausal hot flashes, and diseases characterized by excessive vasodilatation and consequent reduction in blood-flow.
    Type: Grant
    Filed: March 10, 2000
    Date of Patent: November 6, 2001
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Wolfgang Eberlein, Klaus Rudolf, Wolfhard Engel, Henri Doods, Gerhard Hallermayer
  • Patent number: 6300342
    Abstract: Antithrombotic phenylalkyl derivatives of the formula Exemplary compounds are: (a) 1-[3-(4-amidino-phenyl)propionyl]-6-(4-fluoro-phenylsulphonamido)-1,2,3,4-tetrahydro-quinoline, (b) 1-[3-(4-amidino-phenyl)propionyl]-6-butylsulphonamido-1,2,3,4-tetrahydro-quinoline, (c) 1-[3-(4-amidino-phenyl)propionyl]-5-phenylsulphonamido-1,2,3,4-tetrahydro-quinoline, (d) 1-[3-(4-amidino-phenyl)propionyl]-3-methyl-6-phenylsulphonamido-1,2,3,4-tetrahydro-quinoline, and, (e) 1-[3-(4-amidino-phenyl)propionyl]-6-(5-chloro-thien-2-ylsulphonamido)-1,2,3,4-tetrahydro-quinoline.
    Type: Grant
    Filed: December 9, 1999
    Date of Patent: October 9, 2001
    Assignee: Boehringer Ingelheim Pharm KG
    Inventors: Armin Heckel, Rainer Soyka, Wolfgang Grell, Eric Haaksma, Klaus Binder, Rainer Zimmerman
  • Patent number: 6291531
    Abstract: The present invention relates to a new LTB4 antagonist, processes for the preparation thereof and its use as a pharmaceutical composition.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: September 18, 2001
    Assignee: Boehringer Ingelheim Pharma KG
    Inventor: Ralf Anderskewitz
  • Patent number: 6288277
    Abstract: The present invention relates to new phenylamine derivatives, processes for preparing them and their use as pharmaceutical compositions.
    Type: Grant
    Filed: April 3, 2000
    Date of Patent: September 11, 2001
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Ralf Anderskewitz, Kurt Schromm, Ernst-Otto Renth, Franz Birke, Hans Michael Jennewein, Christopher John Montague Meade
  • Patent number: 6281218
    Abstract: Compounds of general formula (I) wherein R1, R2, R3, and R4 denote hydrogen or hydroxy with the proviso that R1, R2, R3, and R4 cannot simultaneously represent hydrogen, processes for their preparation of the compounds of general formula (I), and their use as pharmaceuticals.
    Type: Grant
    Filed: August 8, 2000
    Date of Patent: August 28, 2001
    Assignee: Ingelheim Italia S.p.A.
    Inventors: Enzo Cereda, Maura Bignotti, Giovanni Battista Schiavi
  • Patent number: 6268389
    Abstract: The present invention relates to the use of &agr;lL-agonists for treating urinary incontinence.
    Type: Grant
    Filed: January 11, 1999
    Date of Patent: July 31, 2001
    Assignee: Boehringer Ingelheim KG
    Inventors: Franz Esser, Helmut Staehle, Sven Luettke, Ikunobu Muramatsu, Hisato Kitagawa, Shuji Uchida
  • Patent number: 6262266
    Abstract: A method for the preparation of oxycodone, and salts thereof, from codeine comprising oxidation of codeine to codeinone, formation of an dienolsilyl ether congener of codeinone in strong amine base, oxidation of the dienolsilyl ether congener using peracetic acid, and hydrogenation of the resulting 14-hydroxycodeinone product.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: July 17, 2001
    Assignee: Boehringer Ingelheim Chemicals, Inc.
    Inventors: Fang-Ting Chiu, Young S. Lo