Patents by Inventor David E. Edgren

David E. Edgren 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).

  • Patent number: 10071068
    Abstract: Sustained release oral dosage forms of an R-baclofen prodrug are disclosed.
    Type: Grant
    Filed: March 3, 2010
    Date of Patent: September 11, 2018
    Assignee: XENOPORT, INC.
    Inventors: David E. Edgren, David J. Kidney, Nikhil Pargaonkar, Derrick K. Kim, Gorm Yoder, Sarni Karaborni
  • Patent number: 9687263
    Abstract: Devices that are adapted to insert a sinus dilator into a stenotic opening of a paranasal sinus of a subject using minimally invasive dilator insertion procedures are provided. The devices and methods can be used to treat sinusitis and other nasal and/or sinus disorders.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: June 27, 2017
    Assignee: SinuSys Corporation
    Inventors: Thomas A. Schreck, Jerome E. Hester, David E. Edgren, William Jason Fox, Curtis Leslie Rieser
  • Patent number: 9629644
    Abstract: Medical devices which are adapted to be implanted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Grant
    Filed: August 26, 2011
    Date of Patent: April 25, 2017
    Assignee: SinuSys Corporation
    Inventors: Thomas A. Schreck, Jerome E. Hester, David E. Edgren, Andrew I. Poutiatine, Curtis L. Rieser
  • Patent number: 9597485
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Grant
    Filed: May 20, 2013
    Date of Patent: March 21, 2017
    Assignee: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, William L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Patent number: 9504812
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Grant
    Filed: May 20, 2013
    Date of Patent: November 29, 2016
    Assignee: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, William L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Patent number: 9149616
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Grant
    Filed: May 20, 2013
    Date of Patent: October 6, 2015
    Assignee: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, William L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Patent number: 9138569
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: September 22, 2015
    Assignee: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, William L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Publication number: 20150065810
    Abstract: Dilators and methods for dilating a stenotic recess of a frontal sinus in a subject using minimally invasive insertion procedures are provided. Also provided are devices and methods for inserting said dilator into a stenotic opening of a paranasal sinus in a subject. The dilators, devices and methods can be used to treat sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: August 27, 2014
    Publication date: March 5, 2015
    Inventors: David E. Edgren, William Jason Fox, Jerome E. Hester, Thomas A. Schreck, Curtis Leslie Rieser
  • Publication number: 20140358177
    Abstract: Devices that are adapted to insert a sinus dilator into a stenotic opening of a paranasal sinus of a subject using minimally invasive dilator insertion procedures are provided. The devices and methods can be used to treat sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: May 29, 2014
    Publication date: December 4, 2014
    Inventors: Thomas A. Schreck, Jerome E. Hester, David E. Edgren, William Jason Fox, Curtis Leslie Rieser
  • Publication number: 20130267987
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: May 20, 2013
    Publication date: October 10, 2013
    Inventors: David E. Edgren, William Jason Fox, Wiliam L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Publication number: 20130261550
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: May 20, 2013
    Publication date: October 3, 2013
    Applicant: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, Wiliam L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Publication number: 20130253564
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: May 20, 2013
    Publication date: September 26, 2013
    Applicant: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, Wiliam L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Publication number: 20130253567
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: May 20, 2013
    Publication date: September 26, 2013
    Applicant: SinuSys Corporation
    Inventors: David E. Edgren, William Jason Fox, Wiliam L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Publication number: 20130231693
    Abstract: Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: February 26, 2013
    Publication date: September 5, 2013
    Applicant: SINUSYS CORPORATION
    Inventors: David E. Edgren, William Jason Fox, Wiliam L. Gould, Jerome E. Hester, Bradley F. Marple, Curtis Leslie Rieser, Thomas A. Schreck
  • Patent number: 8524277
    Abstract: A membrane system comprising an interior wall, a fluid-permeable exterior wall surrounding the interior wall and an internal compartment defined by the membrane system, wherein fluid permeability of the interior wall is responsive to osmolarity of an osmotic core within the internal compartment are disclosed. A controlled release dosage form comprising the membrane system and a process for delivering an osmotically active formulation from an osmotic pump over an extended period of time are also disclosed.
    Type: Grant
    Filed: February 9, 2007
    Date of Patent: September 3, 2013
    Assignee: Alza Corporation
    Inventors: David E. Edgren, Patrick S.-L. Wong, Gurdish K. Bhatti, Shu Li, Robert R. Skluzacek
  • Publication number: 20120053567
    Abstract: Medical devices which are adapted to be implanted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders.
    Type: Application
    Filed: August 26, 2011
    Publication date: March 1, 2012
    Inventors: Thomas A. Schreck, Jerome E. Hester, David E. Edgren, Andrew I. Poutiatine, Curtis L. Rieser
  • Publication number: 20110229533
    Abstract: A membrane system comprising an interior wall, a fluid-permeable exterior wall surrounding the interior wall and an internal compartment defined by the membrane system, wherein fluid permeability of the interior wall is responsive to osmolarity of an osmotic core within the internal compartment are disclosed. A controlled release dosage form comprising the membrane system and a process for delivering an osmotically active formulation from an osmotic pump over an extended period of time are also disclosed.
    Type: Application
    Filed: May 31, 2011
    Publication date: September 22, 2011
    Applicant: ALZA Corporation
    Inventors: David E. Edgren, Patrick S.-L. Wong, Gurdish K. Bhatti, Shu Li, Robert R. Skluzacek
  • Publication number: 20100255093
    Abstract: Sustained release oral dosage forms of an R-baclofen prodrug are disclosed.
    Type: Application
    Filed: March 3, 2010
    Publication date: October 7, 2010
    Applicant: XenoPort, Inc.
    Inventors: David E. Edgren, David J. Kidney, Nikhil Pargaonkar, Derrick K. Kim, Gorm Yoder, Sami Karaborni
  • Patent number: 7087243
    Abstract: A composition is disclosed comprising a polymer and a surfactant in a solvent exhibiting a common solubility for the polymer and the surfactant. The composition provides a dosage form for administering a drug over time.
    Type: Grant
    Filed: July 23, 2004
    Date of Patent: August 8, 2006
    Inventors: David E. Edgren, Shu Li, Patrick S.-L. Wong, Gurdish Bhatti, Liang-Chang Dong, Si-Hong Yum
  • Patent number: 7060734
    Abstract: A composition is disclosed comprising a polymer and a surfactant in a solvent exhibiting a common solubility for the polymer and the surfactant. The composition provides a dosage form for administering a drug over time.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: June 13, 2006
    Assignee: Alza Corporation
    Inventors: David E. Edgren, Shu Li, Patrick S.-L. Wong, Gurdish Bhatti, Liang-Chang Dong, Si-Hong Yum