Patents by Inventor Joachim B. Kohn

Joachim B. Kohn 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: 8883861
    Abstract: Disclosed are biocompatible, bioresorbable polymers comprising a plurality of monomeric repeating units containing an imine group, wherein the inclusion of said imine group is effective to lower the melt viscosity, the solution viscosity, or both, compared to the same polymer without an imine group.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: November 11, 2014
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Durgadas Bolikal
  • Publication number: 20140308331
    Abstract: This invention relates to compositions and applications for an interpolymer network delivery system containing iodine.
    Type: Application
    Filed: August 12, 2012
    Publication date: October 16, 2014
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Joachim B. Kohn, Carmine P. Iovine, Niraj Ramachandran
  • Publication number: 20140255335
    Abstract: Preferred embodiments relate to compositions of inherently radiopaque, biocompatible, bioresorbable polymeric particles and methods of using them for embolizing a body lumen.
    Type: Application
    Filed: March 5, 2014
    Publication date: September 11, 2014
    Inventors: Don K. Brandom, Eric Schmid, Joan Zeltinger, Durgadas Bolikal, Joachim B. Kohn
  • Patent number: 8765161
    Abstract: The invention relates to novel monomers of Formula (I) useful for preparation of phase-separated biocompatible polymers or polymer compositions. These polymers or polymer compositions may be bioresorbable and/or biodegradable and have desirable mechanical properties, such as fracture and/or fatigue toughness, which have not been a primary design criteria for such polymers previously. The polymers or polymer compositions are useful in a variety of medical applications, such as in the fabrication of medical devices. Therefore, methods for preparing these polymers or polymer compositions and medical devices are also encompassed by this disclosure.
    Type: Grant
    Filed: July 31, 2010
    Date of Patent: July 1, 2014
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Durgadas Bolikal, Ramiro Rojas
  • Patent number: 8685367
    Abstract: Preferred embodiments relate to compositions of inherently radiopaque, biocompatible, bioresorbable polymeric particles and methods of using them for embolizing a body lumen.
    Type: Grant
    Filed: September 27, 2004
    Date of Patent: April 1, 2014
    Assignee: Rutgers, The State University of of New Jersey
    Inventors: Donald K. Brandom, Eric Schmid, Joan Zeltinger, Durgadas Bolikal, Joachim B. Kohn
  • Patent number: 8653030
    Abstract: A formulation containing a biologically active compound having a chemical structure with hydrogen bonding sites, a first biocompatible, hydrolytically degrading polycarbonate with hydrogen bonding sites and tyrosine-derived diphenol monomer units, and a second biocompatible hydrolytically degrading polymer that is less hydrophobic than the polycarbonate, wherein the second polymer degrades hydrolytically to form acidic degradation products that promote the release of the active compound. Methods for active compound delivery are also disclosed.
    Type: Grant
    Filed: January 7, 2008
    Date of Patent: February 18, 2014
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Deborah M. Schachter
  • Patent number: 8591951
    Abstract: Biocompatible non-toxic triblock copolymers having an A-B-A structure wherein each A is a hydrophilic, biocompatible end block and the B middle block is a hydrophobic desaminotyrosyl tyrosine polycarbonate or polyarylate. The copolymers spontaneously self-assemble to form low critical aggregation concentration nanospheres having utility as delivery vehicles for hydrophobic biologically or pharmaceutically active compounds.
    Type: Grant
    Filed: July 27, 2005
    Date of Patent: November 26, 2013
    Inventors: Joachim B. Kohn, David Devore, Larisa Sheihet, Robert Dubin
  • Patent number: 8461289
    Abstract: New bioresorbable polymers are synthesized from monomer analogs of natural metabolites In particular, polymers are polymerized from analogs of amino acids that contribute advantageous synthesis, processing and material properties to the polymers prepared therefrom, including particularly advantageous degradation profiles.
    Type: Grant
    Filed: May 29, 2012
    Date of Patent: June 11, 2013
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Durgadas Bolikal
  • Patent number: 8415449
    Abstract: This invention discloses biocompatible polymers prepared from monomers (IV), and (IVa), or derivatives thereof, for which the variables are described in the claims and specification. These polymers may be bioresorbable and thus useful for manufacture of medical devices. Therefore, methods for preparing these polymers and medical devices prepared therefrom are also encompassed by this disclosure.
    Type: Grant
    Filed: July 31, 2010
    Date of Patent: April 9, 2013
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Durgadas Bolikal, Ramiro Rojas
  • Patent number: 8367110
    Abstract: Degradable polymeric compositions containing water-insoluble drugs blended with copolymers of biocompatible diphenol compound monomer units with pendant carboxylic acid groups polymerized with biocompatible diphenol compound monomer units with pendant carboxylic acid ester groups and poly(alkylene oxide) blocks, wherein the molar fraction in the copolymer of biocompatible diphenol compound monomer units with pendant carboxylic acid groups and poly(alkylene oxide) blocks relative to the weight percentage of the drug in the composition is effective to provide pseudo-zero order release of the drug from the composition during the sustained-release phase of drug delivery under physiological conditions. Ocular treatment methods and manufacturing methods are also disclosed.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: February 5, 2013
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Isaac John Khan, Carmine P. Iovine
  • Publication number: 20120302719
    Abstract: New bioresorbable polymers are synthesized from monomer analogs of natural metabolites In particular, polymers are polymerized from analogs of amino acids that contribute advantageous synthesis, processing and material properties to the polymers prepared therefrom, including particularly advantageous degradation profiles
    Type: Application
    Filed: May 29, 2012
    Publication date: November 29, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Joachim B. Kohn, Durgadas Bolikal
  • Patent number: 8288590
    Abstract: Biocompatible, bioresorbable polymers comprising a plurality of monomeric repeating units containing an amide group, wherein said amide groups are N-substituted and the N-substituent and degree of N-substitution are effective to lower the melt viscosity, the solution viscosity, or both, compared to the same polymer without N-substitution.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: October 16, 2012
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Durgadas Bolikal, Jaap Schut, Ernest G. Baluca
  • Publication number: 20120237557
    Abstract: Nanocomposite fibers containing one or more carbon nanotubes encapsulated in an polysaccharide gel matrix.
    Type: Application
    Filed: November 30, 2011
    Publication date: September 20, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Dan Lewitus, Joachim B. Kohn, Alexander Neimark, John Landers
  • Publication number: 20120231519
    Abstract: Methods for constructing tyrosine-derived biotinylated polymers. Biotinylated polymers and polymer scaffolds constructed with the biotinylated polymers are also disclosed.
    Type: Application
    Filed: January 17, 2012
    Publication date: September 13, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Jared S. Bushman, Jenny E. Raynor, Joachim B. Kohn
  • Publication number: 20120226013
    Abstract: The present invention relates to new classes of monomeric compounds, which may be polymerized to form novel biodegradable and bioresorble polymers and copolymers. These polymers and co-polymers, while not limited thereto, may be adapted for radio-opacity and are useful for medical device applications and controlled release therapeutic formulations.
    Type: Application
    Filed: October 11, 2010
    Publication date: September 6, 2012
    Applicant: Rutgers, The State University of New Jersey
    Inventors: Joachim B. Kohn, Durgadas Bolikal
  • Publication number: 20120207796
    Abstract: Degradable polymeric compositions containing water-insoluble drugs blended with copolymers of biocompatible diphenol compound monomer units with pendant carboxylic acid groups polymerized with biocompatible diphenol compound monomer units with pendant carboxylic acid ester groups and poly(alkylene oxide) blocks, wherein the molar fraction in the copolymer of biocompatible diphenol compound monomer units with pendant carboxylic acid groups and poly(alkylene oxide) blocks relative to the weight percentage of the drug in the composition is effective to provide pseudo-zero order release of the drug from the composition during the sustained-release phase of drug delivery under physiological conditions. Ocular treatment methods and manufacturing methods are also disclosed.
    Type: Application
    Filed: April 5, 2012
    Publication date: August 16, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Joachim B. Kohn, Isaac John Khan, Carmine P. Iovine
  • Publication number: 20120197001
    Abstract: This invention discloses biocompatible polymers prepared from monomers (IV), and (IVa), or derivatives thereof, for which the variables are described in the claims and specification. These polymers may be bioresorbable and thus useful for manufacture of medical devices. Therefore, methods for preparing these polymers and medical devices prepared therefrom are also encompassed by this disclosure.
    Type: Application
    Filed: July 31, 2010
    Publication date: August 2, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Joachim B. Kohn, Durgadas Bolikal, Ramiro Rojas
  • Publication number: 20120189713
    Abstract: The invention relates to novel monomers of Formula (I) useful for preparation of phase-separated biocompatible polymers or polymer compositions. These polymers or polymer compositions may be bioresorbable and/or biodegradable and have desirable mechanical properties, such as fracture and/or fatigue toughness, which have not been a primary design criteria for such polymers previously. The polymers or polymer compositions are useful in a variety of medical applications, such as in the fabrication of medical devices. Therefore, methods for preparing these polymers or polymer compositions and medical devices are also encompassed by this disclosure.
    Type: Application
    Filed: July 31, 2010
    Publication date: July 26, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Joachim B. Kohn, Durgadas Bolikal, Ramiro Rojas
  • Publication number: 20120178885
    Abstract: The present invention relates to new classes of biocompatible polymers comprising at least one repeating unit derived from a compound of Formula (I) as defined in the claims and specification. These polymers may be biodegradable and bioresorble, and, while not limited thereto, may be adapted for radio-opacity and are useful for medical device applications and controlled release therapeutic formulations. Therefore, methods for preparing these polymers and medical devices prepared therefrom are also encompassed by this disclosure.
    Type: Application
    Filed: July 31, 2010
    Publication date: July 12, 2012
    Applicant: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Joachim B. Kohn, Durgadas Bolikal, Ramiro Rojas
  • Publication number: 20120135523
    Abstract: The present invention is directed to polyarylates comprising repeating units having the structure: as well as their preparation and use as cell growth substrates.
    Type: Application
    Filed: January 30, 2012
    Publication date: May 31, 2012
    Applicant: Rutgers, The State University of New Jersey
    Inventors: Ken James, Brochini Stephen, Varawut Tangpasuthadol, Joachim B. Kohn