Patents by Inventor Stephen Randall Holmes-Farley

Stephen Randall Holmes-Farley 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: 20090155201
    Abstract: The invention relates to a method for removing bile salts from a patient in need thereof and compositions useful in the method. The method comprises administering to the patient a therapeutically effective amount of a salt of an alkylated and crosslinked polymer. The alkylated and crosslinked polymer salt comprises the reaction product of crosslinked polymers, or salts and copolymers thereof having amine containing repeat units, with at least one aliphatic alkylating agent.
    Type: Application
    Filed: July 11, 2008
    Publication date: June 18, 2009
    Applicant: Genzyme Corporation
    Inventors: W. Harry Mandeville, III, Stephen Randall Holmes-Farley
  • Publication number: 20090155368
    Abstract: The present invention relates to crosslinked polyamine particles and/or pharmaceutical compositions comprising, at least in part, crosslinked polyamine particles and aggregates of such particles (including cured aggregates of crosslinked polyamine particles). The compositions may be in the form of tablets comprising, for example, particles larger than 500 ?m, and used for treating patients, for example, patients with hyperphosphatemia.
    Type: Application
    Filed: December 12, 2008
    Publication date: June 18, 2009
    Applicant: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, David J. Harris, Steven C. Polomoscanik, Adnan Salameh, Bruce Shutts, Richard Silva, Pradeep K. Dhal, Lynne Sole
  • Patent number: 7541024
    Abstract: Disclosed is a pharmaceutical composition comprising a stable polyallylamine hydrochloride polymer in which between about 4% to about 12% by weight of the polymer is a chloride anion and a pharmaceutically acceptable carrier or diluent.
    Type: Grant
    Filed: April 17, 2002
    Date of Patent: June 2, 2009
    Assignee: Genzyme Corporation
    Inventors: John S. Petersen, Steven K. Burke, Stephen Randall Holmes-Farley
  • Publication number: 20090047233
    Abstract: Polymers and compositions utilizing such polymers are disclosed for treating hyperphosphatemia and other illnesses associated with elevated serum phosphate levels. Phosphate binding polymers, or a pharmaceutically acceptable salt of the polymers, comprise pendent groups extending from a backbone of the polymer. Each pendent group comprises at least two nitrogen-bearing functional groups which bind phosphate. Variations of such polymer and compositions are disclosed.
    Type: Application
    Filed: August 25, 2006
    Publication date: February 19, 2009
    Inventors: Chad C. Huval, Stephen Randall Holmes-Farley, Pradeep K. Dhal
  • Patent number: 7459151
    Abstract: Phosphate-binding polymers are provided for removing phosphate from the gastrointestinal tract. The polymers are orally administered, and are useful for the treatment of hyperphosphatemia.
    Type: Grant
    Filed: December 6, 2005
    Date of Patent: December 2, 2008
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Mandeville, III, George M. Whitesides
  • Patent number: 7456156
    Abstract: Disclosed is a phenyl boronic acid compound represented by Structural Formula (I): Ar is a substituted or unsubstituted aryl group. Z and Z? are independently —O—, —NH— or —S—. X is an electron withdrawing group. R is a substituted or unsubstituted straight chained hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups and Y is —H, an amine, —[NH—(CH2)q]r—NH2, halogen, —CF3, thiol, ammonium, alcohol, —COOH, —SO3H, —OSO3H or phosphonium group covalently bonded to the terminal position of R. Each —NH— in —[NH—(CH2)q]r—NH2 is optionally N-alkylated or N,N-dialkylated and —NH2 in —[NH—CH2)q]r—NH2 is optionally N-alkylated, N,N-dialkylated or N,N,N-trialkylated. q is an integer from 2 to about 10 and r is an integer from 1 to about 5.
    Type: Grant
    Filed: January 31, 2006
    Date of Patent: November 25, 2008
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, Harry W. Mandeville, III, Pradeep K. Dhal, Chad Cori Huval, Xinhua Li
  • Patent number: 7399821
    Abstract: The invention relates to a method for removing bile salts from a patient in need thereof and compositions useful in the method. The method comprises administering to the patient a therapeutically effective amount of a salt of an alkylated and crosslinked polymer. The alkylated and crosslinked polymer salt comprises the reaction product of crosslinked polymers, or salts and copolymers thereof having amine containing repeat units, with at least one aliphatic alkylating agent.
    Type: Grant
    Filed: July 24, 2006
    Date of Patent: July 15, 2008
    Assignee: Genzyme Corporation
    Inventors: W. Harry Mandeville, III, Stephen Randall Holmes-Farley
  • Publication number: 20080112918
    Abstract: A method for treating gout and/or reducing serum uric acid levels in a patient is disclosed that includes administering to the patient a therapeutically effective amount of an amine polymer, for example, an aliphatic amine polymer. In one embodiment, the polymer binds to uric acid or a precursor thereof. Examples of polymers useful in an embodiment of the invention include sevelamer hydrochloride and colesevelam. The invention includes the use of amine polymers such as a cross-linked polymer characterized by a repeat unit having the formula: and salts and copolymers thereof, where n is a positive integer and x is zero or an integer between 1 and about 4. Also described is a use, for the manufacture of a medicament, of a polymer that binds serum uric acid in a patient.
    Type: Application
    Filed: June 18, 2007
    Publication date: May 15, 2008
    Inventors: Stephen Randall Holmes-Farley, Steven K. Burke
  • Patent number: 7125547
    Abstract: The present invention relates to a method for removing bile acids from a patient and certain polymers of use in the method. The method comprises the step of administering to the patient a therapeutically effective amount of a polymer composition which includes a a poly(diallylamine) polymer which is substituted with hydrophobic groups. The hydrophobic groups can be a substituted or unsubstituted, straight chain or branched C3–C24-alkyl group, an aralkyl group or an aryl group.
    Type: Grant
    Filed: August 25, 2003
    Date of Patent: October 24, 2006
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, Pradeep K. Dhal, John S. Petersen
  • Patent number: 7119120
    Abstract: Disclosed are compounds which have been identified as inhibitors of phosphate transport. Many of the compounds are represented by Structural Formula (I): Ar1—W—X—Y—Ar2; or a pharmaceutically acceptable salt thereof. Ar1 and Ar2 are independently a substituted or unsubstituted aryl group or an optionally substituted five membered or six membered non-aromatic heterocylic group fused to an optionally substituted monocylic aryl group. W and Y are independently a covalent bond or a C1–C3 substituted or unsubstituted alkylene group. X is a heteroatom-containing functional group, an aromatic heterocyclic group, substituted aromatic heterocyclic group, non-aromatic heterocyclic group, substituted non-aromatic heterocyclic group, an olefin group or a substituted olefin group. Also disclosed are methods of treating a subject with a disease associated with hyperphosphatemia, as well as a disease mediated by phosphate-transport function.
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: October 10, 2006
    Assignee: Genzyme Corporation
    Inventors: Thomas H. Jozefiak, Cecilia M. Bastos, Andrew T. Papoulis, Stephen Randall Holmes-Farley
  • Patent number: 7101960
    Abstract: The invention relates to a method for reducing serum cholesterol in a patient in need thereof and alkylated and crosslinked poly(allylamine) polymers useful in the method. The alkylated and crosslinked poly(allylamine) polymers are crosslinked with epichlorohydrin and comprise at least some n-decyl substituted nitrogen atoms and at least some hexyltrimethyl ammonium substituted nitrogen atoms.
    Type: Grant
    Filed: July 7, 2004
    Date of Patent: September 5, 2006
    Assignee: Genzyme Corporation
    Inventors: W. Harry Mandeville, III, Stephen Randall Holmes-Farley
  • Patent number: 7048917
    Abstract: The present invention relates to a method for treating obesity, a method for reducing the absorption of dietary fat, and a method for treating hypertriglyceridemia in a patient and to particular polymers for use in the methods or in a manufacture of a medicament. The methods comprise the step of orally administering to a mammal, such as a human, a therapeutically effective amount of one or more fat-binding polymers. The administration of the fat-binding polymer of the invention facilitates the removal of fat from the body prior to digestion, with minimal side effects and low toxicity. In a preferred embodiment, the one or more fat-binding polymers are administered in combination with one or more lipase inhibitors, for example, lipstatin and tetrahydrolipstatin.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: May 23, 2006
    Assignee: Genzyme Corporation
    Inventors: Thomas Jozefiak, Stephen Randall Holmes-Farley, W. Harry Mandeville, III, Chad Cori Huval, Venkata R. Garigapati, Keith K. Shackett, Danny Concagh
  • Patent number: 7049345
    Abstract: The present invention provides fat-binding polymers, which comprise dialkanolamine, dialkanolammonium, aminoalkylpolyol, and ammoniumalkylpolyol pendant groups for subjects in need of fat removal from the gastrointestinal tract, particularly subjects suffering from steatorrhea and/or experiencing side effects from lipase inhibitors. Patients being administered with lipase inhibitors are typically being treated for Type II Diabetes, streatorrhea, and hypertriglyceridemia. The fat binding polymers of this invention are also suitable for use with obese subjects.
    Type: Grant
    Filed: June 27, 2002
    Date of Patent: May 23, 2006
    Assignee: Genzyme Corporation
    Inventor: Stephen Randall Holmes-Farley
  • Patent number: 7049304
    Abstract: Disclosed is a phenyl boronic acid compound represented by Structural Formula (I): Ar is a substituted or unsubstituted aryl group. Z and Z? are independently —O—. —NH— or —S—. X is an electron withdrawing group. R is a substituted or unsubstituted straight chained hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups and Y is —H, an amine, —[NH—(CH2)q]r—NH2, halogen, —CF3, thiol, ammonium, alcohol, —COOH, —SO3H, —OSO3H or phosphonium group covalently bonded to the terminal position of R. Each —NH— in —[NH—(CH2)q]r—NH2 is optionally N-alkylated or N,N-dialkylated and —NH2 in —[NH—(CH2)q]r—NH2 is optionally N-alkylated, N,N-dialkylated or N,N,N-trialkylated. q is an integer from 2 to about 10 and r is an integer from 1 to about 5.
    Type: Grant
    Filed: December 30, 2004
    Date of Patent: May 23, 2006
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Mandeville, III, Pradeep K. Dhal, Chad Cori Huval, Xinhua Li
  • Patent number: 7041280
    Abstract: Disclosed are polymers comprising one or more phenyl boronate ester, boronamide or boronate thioester groups. The phenyl boronate ester, boronamide and boronate thioester groups are represented by one of the following structural formulas: Ar in Structural Formulas (I) and (II) is substituted or unsubstituted; and each Z is —O—, —NH— or —S— and is independently selected. Pharmaceutically acceptable salts of the polymer are also included. The aryl boronate ester, boronamide or boronate thioester can be cleaved to release the corresponding aryl boronic acid. Also disclosed are pharmaceutical compositions comprising the polymers of the present invention and a pharmaceutically acceptable carrier or diluent; and methods of treating a subject for obesity with the polymers of the present invention.
    Type: Grant
    Filed: June 27, 2002
    Date of Patent: May 9, 2006
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Mandeville, III, Pradeep K. Dhal, Chad Cori Huval, Xinhua Li, Steven Craig Polomoscanik
  • Patent number: 7014846
    Abstract: Phosphate-binding polymers are provided for removing phosphate from the gastrointestinal tract. The polymers are orally administered, and are useful for the treatment of hyperphosphatemia.
    Type: Grant
    Filed: January 28, 2004
    Date of Patent: March 21, 2006
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Manderville, III, George M. Whitesides
  • Patent number: 6858592
    Abstract: Disclosed is a phenyl boronic acid compound represented by Structural Formula (I): Ar is a substituted or unsubstituted aryl group. Z and Z? are independently —O—. —NH— or —S—. X is an electron withdrawing group. R is a substituted or unsubstituted straight chained hydrocarbyl group optionally comprising one or more amine, ammonium, ether, thioether or phenylene linking groups and Y is —H, an amine, —[NH—(CH2)q]r—NH2, halogen, —CF3, thiol ammonium, alcohol, —COOH, —SO3H, —OSO3H or phosphonium group covalently bonded to the terminal position of R. Each —NH— in —[NH—(CH2)q]r—NH2 is optionally N-alkylated or N,N-dialkylated and —NH2 in —[NH—(CH2)q]r—NH2 is optionally N-alkylated, N,N-dialkylated or N,N,N-trialkylated. q is an integer from 2 to about 10 and r is an integer from 1 to about 5.
    Type: Grant
    Filed: June 27, 2002
    Date of Patent: February 22, 2005
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Mandeville, III, Pradeep K. Dhal, Chad Cori Huval, Xinhua Li
  • Patent number: 6858203
    Abstract: Phosphate-binding polymers are provided for removing phosphate from the gastrointestinal tract. The polymers are orally administered, and are useful for the treatment of hyperphosphatemia.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: February 22, 2005
    Assignee: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Mandeville, III, George M. Whitesides
  • Publication number: 20040191212
    Abstract: Phosphate-binding polymers are provided for removing phosphate from the gastrointestinal tract. The polymers are orally administered, and are useful for the treatment of hyperphosphatemia.
    Type: Application
    Filed: January 28, 2004
    Publication date: September 30, 2004
    Applicant: Genzyme Corporation
    Inventors: Stephen Randall Holmes-Farley, W. Harry Mandeville, George M. Whitesides
  • Patent number: 6784254
    Abstract: The invention relates to a method for removing bile salts from a patient in need thereof and compositions useful in the method. The method comprises administering to the patient a therapeutically effective amount of a salt of an alkylated and crosslinked polymer. The alkylated and crosslinked polymer salt comprises the reaction product of crosslinked polymers, or salts and copolymers thereof having amine containing repeat units, with at least one aliphatic alkylating agent.
    Type: Grant
    Filed: October 3, 2002
    Date of Patent: August 31, 2004
    Assignee: Genzyme Corporation
    Inventors: W. Harry Mandeville, III, Stephen Randall Holmes-Farley