Patents by Inventor Guillermo Ameer

Guillermo Ameer 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).

  • 3D-PRINTING OF STRONG LIVING SCAFFOLDS
    Publication number: 20240197963
    Abstract: Provided herein are compositions and methods for 3D bioprinting of mechanically strong and biologically active scaffolds using emulsion bioink for the regeneration of a wide variety of tissues with biochemical functions (e.g., bone, tendon, ligament, cartilage, etc.).
    Type: Application
    Filed: April 19, 2022
    Publication date: June 20, 2024
    Inventors: Yonghui DING, Cheng SUN, Guillermo AMEER
  • Injectable thermoresponsive polyelectrolytes
    Patent number: 11191842
    Abstract: Provided herein are compositions, devices, and systems comprising copolymers of an N-alkyl acrylamide residue and a polyester comprising citric acid, polyethylene glycol, and glycerol 1,3-diglycerolate diacrylate, and methods of use and manufacture thereof.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: December 7, 2021
    Assignee: Northwestern University
    Inventors: Jian Yang, Robert Van Lith, Guillermo Ameer
  • MEDICAL SWAB
    Publication number: 20210307731
    Abstract: A medical swab includes a hollow tube shaft that has a distal end and a proximal end. A swab tip is mounted to the hollow tube shaft such that a first portion of the swab tip is positioned within the distal end of the hollow tube shaft and a second portion of the swab tip extends out from the distal end of the hollow tube shaft.
    Type: Application
    Filed: April 2, 2021
    Publication date: October 7, 2021
    Inventors: Matthew Grayson, Jun Peng, Jiaxing Huang, Guillermo Ameer, Nancy Rivera Bolanos
  • INJECTABLE THERMORESPONSIVE POLYELECTROLYTES
    Publication number: 20180154009
    Abstract: Provided herein are compositions, devices, and systems comprising thermoresponsive, biodegradable elastomeric materials, and methods of use and manufacture thereof.
    Type: Application
    Filed: November 21, 2017
    Publication date: June 7, 2018
    Inventors: Jian Yang, Robert Van Lith, Guillermo Ameer
  • Injectable thermoresponsive polyelectrolytes
    Patent number: 9844600
    Abstract: Provided herein are compositions, devices and systems comprising thermoresponsive, biodegradable elastomeric materials, and methods of use and manufacture thereof.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: December 19, 2017
    Assignee: NORTHWESTERN UNIVERSITY
    Inventors: Jian Yang, Robert Van Lith, Guillermo Ameer
  • Biodegradable nanocomposites with enhanced mechanical properties for soft tissue engineering
    Patent number: 9750845
    Abstract: The present invention is directed to a novel poly(diol citrates)-based nanocomposite materials created using completely biodegradable and biocompatible polymers that may be used in tissue engineering. More specifically, the specification describes methods and compositions for making and using nanocomposites comprised of citric acid copolymers and polymers including but not limited to poly(L-lactic acid) (PLLA) and poly(lactic-co-glycolic acid) (PLGA).
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: September 5, 2017
    Assignee: NORTHWESTERN UNIVERSITY
    Inventors: Guillermo Ameer, Antonio R. Webb
  • POLY (DIOL CO-CITRATE) HYDROXYAPATITE COMPOSITE FOR TISSUE ENGINEERING AND ORTHOPAEDIC FIXATION DEVICES
    Publication number: 20150297802
    Abstract: The present invention is directed to a novel poly(diol citrates)-based bioceramic composite materials created using completely biodegradable and a bioceramic material polymers that may be used in implantable devices. More specifically, the specification describes methods and compositions for making and using bioceramic composites comprised of citric acid copolymers and a bioceramic material.
    Type: Application
    Filed: March 26, 2015
    Publication date: October 22, 2015
    Inventors: Guillermo Ameer, Hongjin Qiu, Jian Yang
  • Novel Biodegradable Elastomeric Scaffold for Tissue Engineering and Light Scattering Fingerprinting Methods for Testing the Same
    Publication number: 20150099853
    Abstract: The present invention is directed to a novel biocompatible polymer that may be used in tissue engineering. More specifically, the specification describes methods and compositions for making and using citric acid copolymers.
    Type: Application
    Filed: December 11, 2014
    Publication date: April 9, 2015
    Inventors: Guillermo Ameer, Jian Yang, Antonio Webb
  • Poly (diol-co-citrate) hydroxyapatite composite for tissue engineering and orthopaedic fixation devices
    Patent number: 8992967
    Abstract: The present invention is directed to a novel poly(diol citrates)-based bioceramic composite materials created using completely biodegradable and a bioceramic material polymers that may be used in implantable devices. More specifically, the specification describes methods and compositions for making and using bioceramic composites comprised of citric acid copolymers and a bioceramic material.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: March 31, 2015
    Assignee: Northwestern University
    Inventors: Guillermo Ameer, Hongjin Qiu, Jian Yang
  • Poly(diol citrate) elastomers
    Patent number: 8911720
    Abstract: The present invention is directed to a novel biocompatible polymer that may be used in tissue engineering. More specifically, the specification describes methods and compositions for making and using a citric acid copolymers.
    Type: Grant
    Filed: August 28, 2012
    Date of Patent: December 16, 2014
    Assignee: Northwestern University
    Inventors: Guillermo Ameer, Jian Yang, Antonio Roy Webb
  • Biodegradable nitric oxide generating polymers and related biomedical devices
    Patent number: 8772437
    Abstract: Disclosed herein is a biodegradable nitric oxide-generating polymer comprising a nitric oxide-releasing N2O231 (NONOate) functional group. The polymer can be applied to various medical devices for the treatment of various diseases such as thrombosis and restenosis.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: July 8, 2014
    Assignee: Northwestern University
    Inventors: Guillermo Ameer, Melina Kibbe, Haichao Zhao
  • Functionalizing implantable devices with a poly (diol citrate) polymer
    Patent number: 8758796
    Abstract: The present invention is directed to a novel poly(diol citrates)-based coating for implantable devices. More specifically, the specification describes methods and compositions for making and using implantable devices coated with citric acid copolymers or citric acid copolymers impregnated with therapeutic compositions and/or cells.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: June 24, 2014
    Assignee: Northwestern University
    Inventors: Guillermo Ameer, Jian Yang, Melina Kibbe
  • POLY (DIOL CO-CITRATE) HYDROXYAPATITE COMPOSITE FOR TISSUE ENGINEERING AND ORTHOPAEDIC FIXATION DEVICES
    Publication number: 20140155516
    Abstract: The present invention is directed to a novel poly(diol citrates)-based bioceramic composite materials created using completely biodegradable and a bioceramic material polymers that may be used in implantable devices. More specifically, the specification describes methods and compositions for making and using bioceramic composites comprised of citric acid copolymers and a bioceramic material.
    Type: Application
    Filed: October 24, 2013
    Publication date: June 5, 2014
    Applicant: Northwestern University
    Inventors: Guillermo Ameer, Hongjin Qiu, Jian Yang
  • BIODEGRADABLE NANOCOMPOSITES WITH ENHANCED MECHANICAL PROPERTIES FOR SOFT TISSUE ENGINEERING
    Publication number: 20140135407
    Abstract: The present invention is directed to a novel poly(diol citrates)-based nanocomposite materials created using completely biodegradable and biocompatible polymers that may be used in tissue engineering. More specifically, the specification describes methods and compositions for making and using nanocomposites comprised of citric acid copolymers and polymers including but not limited to poly(L-lactic acid) (PLLA) and poly(lactic-co-glycolic acid) (PLGA).
    Type: Application
    Filed: November 18, 2013
    Publication date: May 15, 2014
    Inventors: Guillermo Ameer, Antonio R. Webb
  • Novel Biodegradable Elastomeric Scaffold for Tissue Engineering and Light Scattering Fingerprinting Methods for Testing the Same
    Publication number: 20140066587
    Abstract: The present invention is directed to a novel biocompatible polymer that may be used in tissue engineering. More specifically, the specification describes methods and compositions for making and using citric acid copolymers.
    Type: Application
    Filed: August 20, 2013
    Publication date: March 6, 2014
    Applicant: NORTHWESTERN UNIVERSITY
    Inventors: Guillermo Ameer, Jian Yang, Ryan Hoshi
  • BIODEGRADABLE NITRIC OXIDE GENERATING POLYMERS AND RELATED BIOMEDICAL DEVICES
    Publication number: 20140058049
    Abstract: Disclosed herein is a biodegradable nitric oxide-generating polymer comprising a nitric oxide-releasing N2O231 (NONOate) functional group. The polymer can be applied to various medical devices for the treatment of various diseases such as thrombosis and restenosis.
    Type: Application
    Filed: October 24, 2013
    Publication date: February 27, 2014
    Applicant: Northwestern University
    Inventors: Guillermo Ameer, Melina Kibbe, Haichao Zhao
  • INJECTABLE THERMORESPONSIVE POLYELECTROLYTES
    Publication number: 20140037588
    Abstract: Provided herein are compositions, devices and systems comprising thermoresponsive, biodegradable elastomeric materials, and methods of use and manufacture thereof.
    Type: Application
    Filed: January 31, 2012
    Publication date: February 6, 2014
    Applicant: NORTHWESTERN UNIVERSITY
    Inventors: Jian Yang, Robert Van Lith, Guillermo Ameer
  • Biodegradable nitric oxide generating polymers and related biomedical devices
    Patent number: 8580912
    Abstract: Disclosed herein is a biodegradable nitric oxide-generating polymer comprising a nitric oxide-releasing N2O2? (NONOate) functional group. The polymer can be applied to various medical devices for the treatment of various diseases such as thrombosis and restenosis.
    Type: Grant
    Filed: September 21, 2009
    Date of Patent: November 12, 2013
    Assignee: Northwestern University
    Inventors: Guillermo Ameer, Melina Kibbe, Haichao Zhao
  • FUNCTIONALIZING IMPLANTABLE DEVICES WITH A POLY (DIOL CITRATE) POLYMER
    Publication number: 20130287682
    Abstract: The present invention is directed to a novel poly (diol citrates)-based coating for implantable devices. More specifically, the specification describes methods and compositions for making and using implantable devices coated with citric acid copolymers or citric acid copolymers impregnated with therapeutic compositions and/or cells.
    Type: Application
    Filed: March 21, 2013
    Publication date: October 31, 2013
    Inventors: Guillermo Ameer, Jian Yang
  • Poly (diol co-citrate) hydroxyapatite composite for tissue engineering and orthapaedic fixation devices
    Patent number: 8568765
    Abstract: The present invention is directed to a novel poly (diol citrates)-based bioceramic composite materials created using completely biodegradable and a bioceramic material polymers that may be used in implantable devices. More specifically, the specification describes methods and compositions for making and using bioceramic composites comprised of citric acid copolymers and a bioceramic material.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: October 29, 2013
    Assignee: Northwestern University
    Inventors: Guillermo Ameer, Hongjin Qiu, Jian Yang