Patents by Inventor Richard Raymond Renkiewicz

Richard Raymond Renkiewicz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20030055101
    Abstract: A method for inhibiting the formation of osteoclasts comprising administering a therapeutically effective amount of a statin to a mammal in need thereof as well as pharmaceutical compositions, kits for containing such compositions comprising a statin or a method of treating or preventing a disease state selected from the group consisting of: osteoporosis, Paget's disease, osteolysis, hypercalcemia of malignancy, osteogenesis imperfecta, osteoarthritis, alveolar bone loss, side effects of immunosuppressive therapy, and side effects of chronic glucocorticoid use by inhibiting the formation of osteoclasts comprising administering a therapeutically effective amount of a statin to a mammal in need thereof.
    Type: Application
    Filed: September 10, 2002
    Publication date: March 20, 2003
    Inventors: Vijaykumar Mahalingappa Baragi, Radhika Devalaraja, Brandon R. Peters, Richard Raymond Renkiewicz
  • Patent number: 6211209
    Abstract: The present invention provides a method of inhibiting connective tissue degradation that comprises administering to a patient having a condition in which connective tissue is degraded a therapeutically effective amount of a compound having the formula where R1, R2, R3, and R4 are independently hydrogen, hydroxy, halo, amino, nitro, C1-C6 alkyl, C3-C6 cycloalkyl, C1-C6 alkoxy, CF3, CN, S(O)n—, R6 and R7 are independently hydrogen, C1-C6 alkyl, or acyl; n is 0 to 2; R8 is hydrogen or C1-C6 alkyl; W is S or O; Z is C1-C6 alkyl, C1-C6 alkoxy, or NR9R10; R9 and R10 are independently hydrogen or C1-C6 alkyl; and R5 is where Y is hydroxy, thiol, amino, or NHCN; X is sulfur or oxygen; and Q is sulfur, oxygen, NH, or NCN, and the pharmaceutically acceptable salts and prodrugs thereof.
    Type: Grant
    Filed: August 6, 1998
    Date of Patent: April 3, 2001
    Assignee: Warner-Lambert Company
    Inventors: Vijaykumar Baragi, Diane Harris Boschelli, David Thomas Connor, Richard Raymond Renkiewicz, Howard Glenn Welgus
  • Patent number: 5703119
    Abstract: The manufacture and use of compounds of the formula ##STR1## wherein Y is O or S, R.sub.1 is hydrogen or alkyl, and R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are hydrogen or various substituent groups, and pharmaceutically acceptable acid addition salts thereof. The compounds have activity as inhibitors of the IL-I or other agonist-induced proteoglycan degradation in bovine nasal cartilage and pharmaceutical compositions containing such compounds are described to treat conditions advantageously affected by such inhibition including arthritis.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: December 30, 1997
    Assignee: Warner-Lambert Company
    Inventors: Vijaykumar Baragi, Diane Harris Boschelli, David Thomas Connor, Richard Raymond Renkiewicz