Patents by Inventor Christian Luther Ofslager

Christian Luther Ofslager 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: 20120277197
    Abstract: The invention is directed to a frozen pharmaceutical formulation suitable for administration to a subject parenterally, comprising a therapeutically effective amount of tigecycline and an agent selected from the group consisting of lactose, dextrose, glucose, mannose, sucrose, ribose, xylose and a combination thereof, wherein the formulation in a pre-frozen state at about 22° C. or in an unfrozen state at about 22° C. has a pH in the range of from 4.0 to 5.5. Preferably, the formulation is suitable for storage at or below about ?20° C. over a period of at least about 2 months, preferably 6 months, more preferably 26 months. Alternatively, the formulation is suitable for storage at about 22° C. over a period of about 24 hours.
    Type: Application
    Filed: July 2, 2012
    Publication date: November 1, 2012
    Applicant: WYETH
    Inventors: Christian Luther Ofslager, Nataliya Bazhina, Mahdi Bakir Fawzi, Syed Muzafar Shah, Gurmukh Das Chanana
  • Publication number: 20110166091
    Abstract: An aminocarboxylic acid chelating agent, preferably EDTA, or a salt thereof has been found to be useful for inhibiting particulate formation in piperacillin/tazobactam parenteral combinations. The composition may also contain a buffer, preferably citrate, and optionally an aminoglycoside. The product may be in the form of a frozen composition that can be thawed for use. The product may also be in the form of a cryodesiccated powder that can be reconstituted by addition of an aqueous vehicle to reform a solution.
    Type: Application
    Filed: February 24, 2011
    Publication date: July 7, 2011
    Inventors: Jonathan Marc Cohen, Syed Muzafar Shah, Christian Luther Ofslager, Mahdi Bakir Fawzi
  • Patent number: 7915229
    Abstract: An aminocarboxylic acid chelating agent, preferably EDTA, or a salt thereof has been found to be useful for inhibiting particulate formation in piperacillin/tazobactam parenteral combinations. The composition may also contain a buffer, preferably citrate, and optionally an aminoglycoside. The product may be in the form of a frozen composition that can be thawed for use. The product may also be in the form of a cryodesiccated powder that can be reconstituted by addition of an aqueous vehicle to reform a solution.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: March 29, 2011
    Assignee: Wyeth Holdings Corporation
    Inventors: Jonathan Marc Cohen, Syed Muzafar Shah, Christian Luther Ofslager, Mahdi Bakir Fawzi
  • Publication number: 20100035845
    Abstract: The invention is directed to a frozen pharmaceutical formulation suitable for administration to a subject parenterally, comprising a therapeutically effective amount of tigecycline and an agent selected from the group consisting of lactose, dextrose, glucose, mannose, sucrose, ribose, xylose and a combination thereof, wherein the formulation in a pre-frozen state at about 22° C. or in an unfrozen state at about 22° C. has a pH in the range of from 4.0 to 5.5. Preferably, the formulation is suitable for storage at or below about ?20° C. over a period of at least about 2 months, preferably 6 months, more preferably 26 months. Alternatively, the formulation is suitable for storage at about 22° C. over a period of about 24 hours.
    Type: Application
    Filed: August 5, 2009
    Publication date: February 11, 2010
    Applicant: Wyeth
    Inventors: Christian Luther OFSLAGER, Nataliya BAZHINA, Mahdi Bakir FAWZI, Syed Muzafar SHAH, Gurmukh Das CHANANA
  • Publication number: 20090176720
    Abstract: An aminocarboxylic acid chelating agent, preferably EDTA, or a salt thereof has been found to be useful for inhibiting particulate formation in piperacillin/tazobactam parenteral combinations. The composition may also contain a buffer, preferably citrate, and optionally an aminoglycoside. The product may be in the form of a frozen composition that can be thawed for use. The product may also be in the form of a cryodesiccated powder that can be reconstituted by addition of an aqueous vehicle to reform a solution.
    Type: Application
    Filed: February 13, 2009
    Publication date: July 9, 2009
    Applicant: Wyeth Holdings Corporation
    Inventors: Jonathan Marc Cohen, Syed Muzafar Shah, Christian Luther Ofslager, Mahdi Bakir Fawzi
  • Patent number: 7498312
    Abstract: An aminocarboxylic acid chelating agent, preferably EDTA, or a salt thereof has been found to be useful for inhibiting particulate formation in piperacillin/tazobactam parenteral combinations. The composition may also contain a buffer, preferably citrate, and optionally an aminoglycoside. The product may be in the form of a frozen composition that can be thawed for use. The product may also be in the form of a cryodesiccated powder that can be reconstituted by addition of an aqueous vehicle to reform a solution.
    Type: Grant
    Filed: April 7, 2004
    Date of Patent: March 3, 2009
    Assignee: Wyeth Holdings Corporation
    Inventors: Jonathan Marc Cohen, Syed Muzafar Shah, Christian Luther Ofslager, Mahdi Bakir Fawzi
  • Patent number: 6900184
    Abstract: The invention pertains to pharmaceutical compositions of Zosyn® piperacillin with tazobactam in the presence of a buffer, preferably citrate, a particulate formation inhibitor, preferably EDTA optionally an aminoglycoside which when frozen and thawed or lyophilized and reconstituted reform a solution which has decreased particulate formation.
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: May 31, 2005
    Assignee: Wyeth Holdings Corporation
    Inventors: Jonathan Marc Cohen, Syed M. Shah, Christian Luther Ofslager, Mahdi Fawzi
  • Publication number: 20040204372
    Abstract: The invention pertains to pharmaceutical compositions of Zosyn® in the presence of a buffer, preferably citrate, a particulate formation inhibitor, preferably EDTA optionally an aminoglycoside which when frozen and thawed or lyophilized and reconstituted reform a solution which has decreased particulate formation.
    Type: Application
    Filed: April 14, 2003
    Publication date: October 14, 2004
    Applicant: Wyeth Holdings Corporation
    Inventors: Jonathan Marc Cohen, Syed M. Shah, Christian Luther Ofslager, Mahdi Fawzi