Patents by Inventor Michael Weisspapir

Michael Weisspapir 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: 20090061009
    Abstract: The invention is intended for a treatment of severe infections using an injectable drug-delivery system comprising nanoparticles of a biodegradable polymer with incorporated antibacterial drug.
    Type: Application
    Filed: August 29, 2007
    Publication date: March 5, 2009
    Inventors: Joseph Schwarz, Michael Weisspapir, Hai Yan Gao
  • Publication number: 20090062244
    Abstract: Topical composition for enhanced local and systemic delivery of poorly soluble biologically active compounds, comprises of non-volatile solvent or mixture of solvents to dissolve active component, and moisture absorbent or mixture of sorbents to prevent precipitation or crystallization of insoluble material after application
    Type: Application
    Filed: September 4, 2007
    Publication date: March 5, 2009
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20080287532
    Abstract: The present invention relates to oxacyclopentene-2 derivatives as compounds possessing antiinflammatory, neuroprotective, immunomodulatory and cardiovascular activities in mammals.
    Type: Application
    Filed: May 18, 2007
    Publication date: November 20, 2008
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20080102127
    Abstract: The invention relates to a nanoparticulate colloidal delivery vehicle comprising a biodegradable polymer in combination with a hydrophobic lipid component. Variation of the lipid and polymer types and variation in the ratio between the polymer and lipid components allows regulation of drug loading and release rate.
    Type: Application
    Filed: August 31, 2007
    Publication date: May 1, 2008
    Inventors: Hai Gao, Joseph Schwarz, Michael Weisspapir
  • Publication number: 20070116777
    Abstract: There is provided an ophthalmic pharmaceutical preparation comprising menthyl ester of indomethacin as an active ingredient. Also provided are different possible formulations of the ophthalmic preparation, and different methods of treating ophthalmic irritation using the ophthalmic preparation.
    Type: Application
    Filed: November 7, 2006
    Publication date: May 24, 2007
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20070042009
    Abstract: The present invention provides a self-emulsifiable composition and a stable topical emulsion comprising same, which comprises salicylate, oils and surfactants and which does not require organic solvents. The invention also provides methods for manufacturing the compositions. The topical compositions of the invention can be used to enhance delivery of salicylates and are useful in the prevention and treatment of pain and inflammation.
    Type: Application
    Filed: August 18, 2006
    Publication date: February 22, 2007
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20070042007
    Abstract: The present invention provides a self-emulsifiable composition and a stable topical emulsion comprising same, which comprises salicylate esters, oils and surfactants and which does not require organic solvents. The invention also provides methods for manufacturing the compositions. The topical compositions of the invention can be used to enhance delivery of salicylate esters and are useful in the prevention and treatment of pain and inflammation.
    Type: Application
    Filed: August 19, 2005
    Publication date: February 22, 2007
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Patent number: 7153888
    Abstract: The stabilization of benzoyl peroxide for extended periods of time is disclosed. The stabilized solution contains from between 0.5% and 20% organic peroxide and a stabilizer for preventing degradation of said peroxide in the solution.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: December 26, 2006
    Assignee: Alpharx Inc.
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Patent number: 7138394
    Abstract: A vehicle for topical delivery which contains a liquid eutectic mixture of hydrophobic compounds.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: November 21, 2006
    Assignee: Alpharx Inc.
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20060241175
    Abstract: A vehicle for topical delivery which contains a liquid eutectic mixture of hydrophobic compounds.
    Type: Application
    Filed: June 19, 2006
    Publication date: October 26, 2006
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20060222716
    Abstract: The invention provides a drug carrier that includes a solid lipid nanoparticle (SLN), wherein the SLN includes tocopherol or a derivative thereof. The invention also provides a pharmaceutical composition that includes a SLN and a biologically active compound, wherein the SLN comprises tocopherol or a derivative thereof. The present invention further provides a colloidal drug delivery system that includes solid lipid nanoparticles (SLNs), wherein the SLNs comprise tocopherol or a derivative thereof. Also provided are methods for preparing the drug carrier, pharmaceutical composition, and colloidal drug delivery system of the invention.
    Type: Application
    Filed: August 5, 2005
    Publication date: October 5, 2006
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20060211688
    Abstract: A vehicle for topical delivery which contains a liquid eutectic mixture of hydrophobic compounds.
    Type: Application
    Filed: May 18, 2006
    Publication date: September 21, 2006
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20060135822
    Abstract: The stabilization of benzoyl peroxide for extended periods of time is disclosed. The stabilized solution contains from between 0.5% and 20% organic peroxide and a stabilizer for preventing degradation of said peroxide in the solution.
    Type: Application
    Filed: December 21, 2004
    Publication date: June 22, 2006
    Applicant: AlphaRx Inc.
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20050255133
    Abstract: A topical composition for treatment of skin disorders such as acne is disclosed. The composition includes benzoyl peroxide in an amount from between 0.5 and 20% by weight. There is also provided a water miscible solvent for solubilizing the benzoyl peroxide in an amount from between 10% and 95% by weight and finally, a water miscible or water dispersible surfactant is present in an amount from between 0.5 and 95% by weight.
    Type: Application
    Filed: May 11, 2004
    Publication date: November 17, 2005
    Applicant: ALPHARX INC.
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20050158348
    Abstract: A vehicle for topical application which contains a liquid eutectic mixture of hydrophobic compounds to improve solubility of pharmaceutically active component and enhance topical and transdermal delivery.
    Type: Application
    Filed: March 16, 2005
    Publication date: July 21, 2005
    Applicant: AlphaRx Inc.
    Inventors: Joseph Schwarz, Michael Weisspapir
  • Publication number: 20040063794
    Abstract: A vehicle for topical delivery which contains a liquid eutectic mixture of hydrophobic compounds.
    Type: Application
    Filed: September 27, 2002
    Publication date: April 1, 2004
    Applicant: Alpharx Inc.
    Inventors: Joseph Schwarz, Michael Weisspapir