Patents Represented by Attorney, Agent or Law Firm Raymond S. Parker, III
  • Patent number: 5563128
    Abstract: This invention relates to a class of novel phosphonate derivatives of lipophilic amines which exhibit squalene synthase inhibition properties. More specifically the compounds are bis aryl cycloalkylamino and azacycloalkyl phosphonates. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: May 4, 1995
    Date of Patent: October 8, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Henry W. Pauls, Yong-Mi Choi, Dilip V. Amin
  • Patent number: 5561143
    Abstract: This invention relates to a class of novel aliphatic amino bis-aryl compounds containing at least four carbon atoms and an amino group either substituted thereon or incorporated therein and is further linked or bridged to two mono- and/or bicyclic rings. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: October 1, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Robert A. Groneberg, John R. Regan, Kent W. Neuenschwander, Anthony C. Scotese
  • Patent number: 5556990
    Abstract: This invention relates to a class of novel dicarboxy amide derivatives of lipophilic amines which exhibit squalene synthase inhibition properties. More specifically the compounds are bis-aryl and/or heteroaryl alkyl or cycloalkylamino dicarboxy amides. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: September 17, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Henry W. Pauls, Yong-Mi Choi, Robert W. Studt, Martin P. Maguire, Alfred P. Spada, Don D. Cha
  • Patent number: 5541219
    Abstract: This invention is directed to 1-alkoxy-2-(alkoxy- or cycloalkyloxy-)-4-(cyclothioalkyl- or cyclothioalkenyl-)benzene compounds that inhibit cyclic AMP phosphodiesterase or tumor necrosis factor (TNF) and are useful in treating patients suffering from disease state capable of being modulated by inhibiting production of cyclic AMP phosphodiesterase or TNF by administering the compound to the patient. The invention is also directed to the preparation of these compounds, pharmaceutical compositions containing these compounds and methods for their pharmaceutical use.
    Type: Grant
    Filed: November 3, 1994
    Date of Patent: July 30, 1996
    Assignee: Rhone-Poulenc Rorer Limited
    Inventors: Garry Fenton, Jonathan S. Mason, Malcolm N. Palfreyman, Andrew J. Ratcliffe
  • Patent number: 5541109
    Abstract: This invention provides a unique SH3 binding domain core motif of the sequence RPLPXXP and cDNA clones encoding proteins which interact with the SH3 domain of c-src, as well as the amino acid sequences which mediate this binding.Another embodiment of this invention is a method of identifying SH3-binding proteins and elucidating the sequences which mediate binding. This method may be used as an assay to select compounds which bind to this site and which inhibit or enhance the binding of the SH3 domain.
    Type: Grant
    Filed: April 19, 1994
    Date of Patent: July 30, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: George H. Searfoss, III, Yuri D. Ivashchenko, Michael C. Jaye, Victoria J. South, Stephen M. French, Christopher Cheadle, George A. Ricca
  • Patent number: 5534532
    Abstract: This invention relates to a class of novel aliphatic amino bis-aryl compounds containing at least four carbon atoms and an amino group either substituted thereon or incorporated therein and is further linked or bridged to two mono- and/or bicyclic rings. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: January 25, 1995
    Date of Patent: July 9, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Robert A. Groneberg, John R. Regan, Kent W. Neuenschwander, Anthony C. Scotese
  • Patent number: 5506341
    Abstract: A method of improving the therapeutic activity of von Willebrand Factor obtained from materials comprising said Factor comprising incubating said Factor at a temperature of about 20.degree. C. to about 55.degree. C. for about 1 to about 30 hours.
    Type: Grant
    Filed: May 16, 1994
    Date of Patent: April 9, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Jack Newman, David L. Farb
  • Patent number: 5498716
    Abstract: The present invention relates to a novel 2-aminonaphthyridine compounds that are useful in preparing a 2-isoindolinyl napthyridine compound that exhibits remarkable anxiolytic, hypnotic, anticonvulsant, antiepileptic and muscle-relaxant properties. The invention is also directed to the optical isomers of the 2-amino napthyridine compounds and salts thereof, their preparation and the use of the 2-amino napthyridine compounds for preparing the 2-isoindolinyl napthyridine compound.
    Type: Grant
    Filed: January 12, 1994
    Date of Patent: March 12, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Marie-Therese David-Comte, Gerard Roussel
  • Patent number: 5494918
    Abstract: This invention relates to polycyclic compounds containing two mono- and/or bicyclic rings and a basic tertiary amino group capable of forming an ammonium ion at biological pH and which reduces levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: October 7, 1994
    Date of Patent: February 27, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Kent Neuenschwander, Dilip Amin, Anthony C. Scotese, Robert L. Morris
  • Patent number: 5492915
    Abstract: This invention relates to compounds having selective LTB.sub.4 antagonist properties. Therapeutic compositions comprising said compounds and methods for the treatment of disorders involving LTB.sub.4 agonist-mediated activity utilizing said compositions wherein the compounds are described by the formula ##STR1## wherein R.sub.4, X, R, Y, R', Q, m and n are herein defined, and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: October 6, 1994
    Date of Patent: February 20, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Norbert Dereu, Wolfram Hendel, Richard Labaudiniere
  • Patent number: 5480883
    Abstract: This invention relates to bis mono- and/or bicyclic aryl and/or heteroaryl compounds exhibiting protein tyrosine kinase inhibition activity. More specifically, it relates to the method of inhibiting abnormal cell proliferation in a patient suffering from a disorder characterized by such proliferation comprising the administration thereto of an EGF and/or PDGF receptor inhibiting effective amount of said bis mono- and/or bicyclic aryl and/or heteroaryl compound and to the preparation of said compounds and their use in pharmaceutical compositions used in this method.
    Type: Grant
    Filed: December 10, 1993
    Date of Patent: January 2, 1996
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Alfred P. Spada, Michael R. Myers, Martin P. Maguire, Paul E. Persons
  • Patent number: 5476851
    Abstract: This invention relates to pyrazolo[3,4-g]quinoxaline compounds exhibiting protein tyrosine kinase inhibition activity of the formula: ##STR1## where: ------ may be a double bond;R, R.sub.2, R.sub.3 and R.sub.4 are as described in claim 1;a pharmaceutically acceptable salt thereof.More specifically, compounds of this invention are novel as selective inhibitors of the PDGF-R protein tyrosine kinase and can be applied as potential therapeutic agents for various disease states which are characterized by uncontrolled cellular proliferation. Further, the present invention provides pharmaceutical compositions and a method for treating such disorders comprising the administration to a patient of a PDGF receptor inhibiting effective amount of a pyrazolo[3,4-g]quinoxaline compound exhibiting protein tyrosine kinase inhibition activity. Processes for the preparation of pyrazolo[3,4-g]quinoxaline compounds are also described.
    Type: Grant
    Filed: September 8, 1994
    Date of Patent: December 19, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals, Inc.
    Inventors: Michael R. Myers, Paul E. Persons, Cuong Q. Ly, Alfred P. Spada
  • Patent number: 5468888
    Abstract: The present invention relates to new lupane dervivatives of the general formula: ##STR1## to their salts, to their preparation and to the pharmaceutical compositions which contain them.
    Type: Grant
    Filed: May 12, 1994
    Date of Patent: November 21, 1995
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Romaine Bouboutou, Norbert Dereu, Michel Evers, Jean-Christophe Gueguen, Claude James, Christele Poujade, Daniel Reisdorf, Yves Ribeill, Francoise Soler
  • Patent number: 5468898
    Abstract: This invention relates to bicyclic aryl compounds having selective LTB.sub.4 antagonist properties and comprising an amido substituent, a substituent group having a terminal carboxylic acid or derivative thereof and a lipophilic substituent, and to methods for the treatment of disorders which result from LTB.sub.4 activity and pharmaceutical compositions including such compounds.
    Type: Grant
    Filed: April 23, 1993
    Date of Patent: November 21, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Fu-Chih Huang, Wan K. Chan, Charles A. Sutherland, Robert A. Galemmo, Jr.
  • Patent number: 5455260
    Abstract: This invention relates to a class of novel aliphatic amino bis-aryl compounds containing at least four carbon atoms and an amino group either substituted thereon or incorporated therein and is further linked or bridged to two mono- and/or bicyclic rings. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: October 3, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Robert A. Groneberg, John R. Regan, Kent W. Neuenschwander, Anthony C. Scotese
  • Patent number: 5409930
    Abstract: This invention relates to bis mono- and/or bicyclic aryl and/or heteroaryl compounds exhibiting protein tyrosine kinase inhibition activity. More specifically, it relates to the method of inhibiting abnormal cell proliferation in a patient suffering from a disorder characterized by such proliferation comprising the administration thereto of an EGF and/or PDGF receptor inhibiting effective amount of said bis mono- and/or bicyclic aryl and/or heteroaryl compound and to the preparation of said compounds and their use in pharmaceutical compositions used in this method.
    Type: Grant
    Filed: November 8, 1993
    Date of Patent: April 25, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Alfred P. Spada, Martin P. Maquire, Paul E. Persons, Michael R. Myers
  • Patent number: 5403852
    Abstract: Oxazole derivatives of the formula ##STR1## wherein R and R' are each hydrogen or alkyl containing 1 or 2 carbon atoms, R.sub.1 and R.sub.2 are the same or different and represent hydrogen, halogen or straight- or branched-chain (C.sub.1-4) alkyloxy radicals, and n is 3-6; their salts their isomers and mixtures and their preparation method, are method are described. These derivatives display anti-inflammatory activity.
    Type: Grant
    Filed: December 11, 1992
    Date of Patent: April 4, 1995
    Assignee: Laboratoire Roger Bellon
    Inventors: Michel Barreau, Michel Kryvenko, Marc-Pierre Lavergne, Auguste Techer
  • Patent number: 5403594
    Abstract: Formulations of spiramycin granules may be conducted by preparing a solution of albumin in the presence of an antifoaming agent, separately preparing a suspension of spiramycin in the presence of an antifoaming agent, granulating and drying a mixture of one or more sugars and water, mixing the albumin solution and spiramycin suspension with heating to coagulate the albumin, evaporating the solvents to obtain spiramycin granules, and mixing the sugar granules and spiramycin granules. Oral spiramycin formulations prepared according to this method are also disclosed.
    Type: Grant
    Filed: July 16, 1993
    Date of Patent: April 4, 1995
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Ana Calvo, Luis A. Del Rio, Manuel Esteban, Robert Rona
  • Patent number: 5395846
    Abstract: This invention relates to a class of novel amino bi- and tri-carbocyclic alkane compounds having bis-aryl substitution which exhibit squalene synthase inhibition properties. The bi- and tri-carbocyclic alkane ring contains an amino group and the ring is further linked or bridged to two mono- and/or bicyclic rings. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: June 25, 1993
    Date of Patent: March 7, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Robert L. Morris, Kent W. Neuenschwander, Keith S. Learn, Anthony C. Scotese
  • Patent number: 5389649
    Abstract: Oxathiane derivatives of formula ##STR1## in which R represents alkyl and A represents optionally substituted phenyl or a heteroaromatic group containing 1 or 2 nitrogen atoms optionally substituted by alkyl, alkoxy or halogen, and salts thereof possess pharmacological activity and are also useful in inhibiting head hair loss.
    Type: Grant
    Filed: July 20, 1992
    Date of Patent: February 14, 1995
    Assignee: Rhone-Poulenc Rorer Limited
    Inventors: Iain M. McLay, Roger J. A. Walsh