Patents Assigned to Marinus Pharmaceuticals
  • Publication number: 20140154309
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Application
    Filed: November 22, 2013
    Publication date: June 5, 2014
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Patent number: 8618087
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: December 31, 2013
    Assignee: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20130243830
    Abstract: Disclosed are stable corticosteroid nanoparticulate formulations, methods of making and therapeutic uses thereof.
    Type: Application
    Filed: May 6, 2013
    Publication date: September 19, 2013
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20130156821
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Application
    Filed: December 19, 2012
    Publication date: June 20, 2013
    Applicant: Marinus Pharmaceuticals
    Inventors: Marinus Pharmaceuticals, Chris Cashman
  • Patent number: 8455002
    Abstract: Disclosed are stable corticosteroid nanoparticulate formulations, methods of making and therapeutic uses thereof.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: June 4, 2013
    Assignee: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Patent number: 8367651
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: February 5, 2013
    Assignee: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Patent number: 8362286
    Abstract: Applicants have discovered a method for the stereoselective and regioselective synthesis of 3?-hydroxy, 3?-methyl-5?-pregnan-20-one (ganaxolone) comprising reacting 5?-pregnane-3,20-dione; with an organometallic methylating agent in an inert solvent to provide a compound of the formula
    Type: Grant
    Filed: August 11, 2010
    Date of Patent: January 29, 2013
    Assignee: Marinus Pharmaceuticals, Inc.
    Inventors: Kenneth Shaw, Alan Hutchison
  • Patent number: 8318714
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Grant
    Filed: August 25, 2011
    Date of Patent: November 27, 2012
    Assignee: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20120264766
    Abstract: Pseudobase benzo[c]phenanthridines and the pharmaceutically acceptable salts thereof of Formula I are provided herein. The variables R, R1, R2, R3, and R4 are defined herein. Certain pseudobase benzo[c]phenanthridines provided herein act as prodrugs, targeting the parent benzo[c]phenanthridinium alkaloid to hydrophilic or hydrophobic regions in the body. Pharmaceutical compositions comprising a pseudobase benzo[c]phenanthridine and a carrier, excipient, or diluent are provided herein. Methods of treating or preventing microbial, fungal and or viral infections and methods of treating diseases and disorders responsive to protein kinase C modulation, topoisomerase I, and/or topoisomerase II modulation are also provided.
    Type: Application
    Filed: April 6, 2009
    Publication date: October 18, 2012
    Applicant: Marinus Pharmaceuticals Inc.,
    Inventors: Kenneth Shaw, Mingbao Zhang, Amy F.T. Arnsten
  • Publication number: 20120052098
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Application
    Filed: August 25, 2011
    Publication date: March 1, 2012
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth SHAW, Mingbao Zhang
  • Publication number: 20110236487
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Application
    Filed: March 21, 2011
    Publication date: September 29, 2011
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth SHAW, Mingbao Zhang
  • Patent number: 8022054
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Grant
    Filed: November 28, 2006
    Date of Patent: September 20, 2011
    Assignee: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20110040112
    Abstract: Applicants have discovered a method for the stereoselective and regioselective synthesis of 3?-hydroxy, 3?-methyl-5?-pregnan-20-one (ganaxolone) comprising reacting 5?-pregnane-3,20-dione; with an organometallic methylating agent in an inert solvent to provide a compound of the formula
    Type: Application
    Filed: August 11, 2010
    Publication date: February 17, 2011
    Applicant: MARINUS PHARMACEUTICALS, INC.
    Inventors: Kenneth Shaw, Alan Hutchison
  • Publication number: 20110008453
    Abstract: Disclosed are stable corticosteroid nanoparticulate formulations, methods of making and therapeutic uses thereof.
    Type: Application
    Filed: May 11, 2010
    Publication date: January 13, 2011
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Patent number: 7858609
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Grant
    Filed: November 28, 2006
    Date of Patent: December 28, 2010
    Assignee: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20100256164
    Abstract: Pseudobase benzo[c]phenanthridines and the pharmaceutically acceptable salts thereof of Formula I are provided herein. The variables R, R1, R2, R3, and R4 are defined herein. Certain pseudobase benzo[c]phenanthridines provided herein act as prodrugs, targeting the parent benzo[c]phenanthridinium alkaloid to hydrophilic or hydrophobic regions in the body. Pharmaceutical compositions comprising a pseudobase benzo[c]phenanthridine and a carrier, excipient, or diluent are provided herein. Methods of treating or preventing microbial, fungal and or viral infections and methods of treating diseases and disorders responsive to protein kinase C modulation, topoisomerase I, and/or topoisomerase II modulation are also provided.
    Type: Application
    Filed: April 6, 2009
    Publication date: October 7, 2010
    Applicant: Marinus Pharmaceuticals Inc.,
    Inventors: Kenneth Shaw, Mingbao Zhang, Amy F.T. Arnsten
  • Publication number: 20090004262
    Abstract: The present invention is directed to size-stabilized drug nanoparticulate compositions and methods of preparation thereof.
    Type: Application
    Filed: November 28, 2007
    Publication date: January 1, 2009
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20080076781
    Abstract: Pseudobase benzo[c]phenanthridines and the pharmaceutically acceptable salts thereof of Formula I are provided herein. The variables R, R1, R2, R3, and R4 are defined herein. Certain pseudobase benzo[c]phenanthridines provided herein act as prodrugs, targeting the parent benzo[c]phenanthridinium alkaloid to hydrophilic or hydrophobic regions in the body. Pharmaceutical compositions comprising a pseudobase benzo[c]phenanthridine and a carrier, excipient, or diluent are provided herein. Methods of treating or preventing microbial, fungal and or viral infections and methods of treating diseases and disorders responsive to protein kinase C modulation, topoisomerase I, and/or topoisomerase II modulation are also provided.
    Type: Application
    Filed: July 31, 2007
    Publication date: March 27, 2008
    Applicant: MARINUS PHARMACEUTICALS INC.
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20070148252
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Application
    Filed: November 28, 2006
    Publication date: June 28, 2007
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang
  • Publication number: 20070141161
    Abstract: In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.
    Type: Application
    Filed: November 28, 2006
    Publication date: June 21, 2007
    Applicant: Marinus Pharmaceuticals
    Inventors: Kenneth Shaw, Mingbao Zhang