Patents by Inventor Roger A. Sahm

Roger A. Sahm 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).

  • Biocompatible adhesive polymers
    Patent number: 8907045
    Abstract: Block co-polymers including a hydrophilic block and a hydrophobic poly(amino acid) block which further includes dihydroxyphenyl moieties are provided, as well as methods of making and using the same. Such block copolymers may be used to prepare biocompatible adhesives which display good adhesives properties in aqueous environments, including in in vivo applications.
    Type: Grant
    Filed: April 3, 2012
    Date of Patent: December 9, 2014
    Assignee: Empire Technology Development LLC
    Inventors: Josef Peter Klein, Floyd Brian Karp, Yansong Gu, Roger A. Sahm
  • BIOCOMPATIBLE ADHESIVE POLYMERS
    Publication number: 20140041802
    Abstract: Block co-polymers including a hydrophilic block and a hydrophobic poly(amino acid) block which further includes dihydroxyphenyl moieties are provided, as well as methods of making and using the same. Such block copolymers may be used to prepare biocompatible adhesives which display good adhesives properties in aqueous environments, including in in vivo applications.
    Type: Application
    Filed: April 3, 2012
    Publication date: February 13, 2014
    Inventors: Josef Peter Klein, Floyd Brian Karp, Yansong Gu, Roger A. Sahm
  • Transseptal closure of a patent foramen ovale and other cardiac defects
    Patent number: 8021359
    Abstract: The present invention provides for therapeutic treatment methods, devices, and systems for the partial or complete closure or occlusion of a patent foramen ovale (“PFO”). In particular, various methods, devices, and systems for joining or welding tissues, in order to therapeutically close a PFO are described. In yet another aspect of the invention, various methods, devices, and systems for the penetration of the interatrial septum enabling left atrial access are also provided.
    Type: Grant
    Filed: January 8, 2004
    Date of Patent: September 20, 2011
    Assignee: CoAptus Medical Corporation
    Inventors: David C. Auth, Robert L. Barry, Joseph E. Eichinger, Bryan A. Kinsella, Roger A. Sahm, Robert S. Schwartz, Robert A. Van Tassel
  • Transseptal closure of a patent foramen ovale and other cardiac defects
    Publication number: 20080312646
    Abstract: The present invention provides for therapeutic treatment methods, devices, and systems for the partial or complete closure or occlusion of a patent foramen ovale (“PFO”). In particular, various methods, devices, and systems for joining or welding tissues, in order to therapeutically close a PFO are described. In yet another aspect of the invention, various methods, devices, and systems for the penetration of the interatrial septum enabling left atrial access are also provided.
    Type: Application
    Filed: January 8, 2004
    Publication date: December 18, 2008
    Applicant: Coaptus Medical Corporation
    Inventors: David Auth, Robert Barry, Joseph Eichinger, Bryan Kinsella, Roger Sahm, Robert Schwartz, Robert Van Tassel
  • Transseptal closure of a patent foramen ovale and other cardiac defects
    Publication number: 20070203479
    Abstract: The present invention provides for therapeutic treatment methods, devices, and systems for the partial or complete closure or occlusion of a patent foramen ovale (“PFO”). In particular, various methods, devices, and systems for joining or welding tissues, in order to therapeutically close a PFO are described. In yet another aspect of the invention, various methods, devices, and systems for the penetration of the interatrial septum enabling left atrial access are also provided.
    Type: Application
    Filed: January 5, 2007
    Publication date: August 30, 2007
    Applicant: CoAptus Medical Corporation
    Inventors: David Auth, Robert Barry, Joseph Eichinger, Bryan Kinsella, Roger Sahm, Robert Schwartz, Robert Van Tassel
  • Transseptal closure of a patent foramen ovale and other cardiac defects
    Publication number: 20040243122
    Abstract: The present invention provides for therapeutic treatment methods, devices, and systems for the partial or complete closure or occlusion of a patent foramen ovale (“PFO”). In particular, various methods, devices, and systems for joining or welding tissues, in order to therapeutically close a PFO are described. In yet another aspect of the invention, various methods, devices, and systems for the penetration of the interatrial septum enabling left atrial access are also provided.
    Type: Application
    Filed: January 8, 2004
    Publication date: December 2, 2004
    Applicant: Coaptus Medical Corporation
    Inventors: David C. Auth, Robert L. Barry, Joseph E. Eichinger, Bryan A. Kinsella, Roger A. Sahm, Robert S. Schwartz, Robert A. Van Tassel