Patents by Inventor David Gravett

David Gravett 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: 20240084131
    Abstract: Porous and microporous parts prepared by additive manufacturing as disclosed herein are useful in medical and non-medical applications. The parts are prepared from a composition containing both a solvent soluble component and a solvent insoluble component. After a part is printed by an additive manufacturing process it is exposed to solvent to extract solvent soluble component away front the printed part, resulting in a part having surface cavities.
    Type: Application
    Filed: September 13, 2023
    Publication date: March 14, 2024
    Inventors: Michael Scott Taylor, James Hyde, Brian Gaerke, Brad Johns, Michael Aaron Vaughn, Seth Dylan McCullen, David Gravett
  • Patent number: 11802203
    Abstract: Porous and microporous parts prepared by additive manufacturing as disclosed herein are useful in medical and non-medical applications. The parts are prepared from a composition containing both a solvent soluble component and a solvent insoluble component. After a part is printed by an additive manufacturing process it is exposed to solvent to extract solvent soluble component away from the printed part, resulting in a part having surface cavities.
    Type: Grant
    Filed: January 10, 2023
    Date of Patent: October 31, 2023
    Assignee: Poly-Med, Inc.
    Inventors: Michael Scott Taylor, James Hyde, Brian Gaerke, Brad Johns, Michael Aaron Vaughn, Seth Dylan McCullen, David Gravett
  • Publication number: 20230312764
    Abstract: Polyhydric polymers may be converted to derivatives thereof by reaction with divinyl sulfone to provide vinyl sulfone substituted polymers, where the polymers may additionally be further derivatized, including crosslinked, and the crosslinked and non-crosslinked derivatives may be used in biomedical and other applications.
    Type: Application
    Filed: September 9, 2022
    Publication date: October 5, 2023
    Inventors: David Gravett, Kara Bethany Acampora, Prabhjot Saini
  • Publication number: 20230220198
    Abstract: Porous and microporous parts prepared by additive manufacturing as disclosed herein are useful in medical and non-medical applications. The parts are prepared from a composition containing both a solvent soluble component and a solvent insoluble component. After a part is printed by an additive manufacturing process it is exposed to solvent to extract solvent soluble component away from the printed part, resulting in a part having surface cavities.
    Type: Application
    Filed: January 10, 2023
    Publication date: July 13, 2023
    Inventors: Michael Scott Taylor, James Hyde, Brian Gaerke, Brad Johns, Michael Aaron Vaughn, Seth Dylan McCullen, David Gravett
  • Publication number: 20230139077
    Abstract: Disclosed herein polylactide polymer blend compositions, and methods of making and using such compositions.
    Type: Application
    Filed: April 9, 2021
    Publication date: May 4, 2023
    Inventors: David Shalaby, David Gravett, Michael Scott Taylor, Seth Dylan McCullen, Michael Aaron Vaughn
  • Patent number: 11578204
    Abstract: Porous and microporous parts prepared by additive manufacturing as disclosed herein are useful in medical and non-medical applications. The parts are prepared from a composition containing both a solvent soluble component and a solvent insoluble component. After a part is printed by an additive manufacturing process it is exposed to solvent to extract solvent soluble component away from the printed part, resulting in a part having surface cavities.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: February 14, 2023
    Assignee: POLY-MED, INC.
    Inventors: Michael Scott Taylor, James Hyde, Brian Gaerke, Brad Johns, Michael Aaron Vaughn, Seth Dylan McCullen, David Gravett
  • Publication number: 20220395456
    Abstract: Disclosed herein are contraceptive medical devices that include at least a polymeric ring, a porous barrier material and an injection molding guide, where the guide may be symmetrical and/or have one or a plurality of planar surfaces, where the device may optionally administer at least one active agent.
    Type: Application
    Filed: November 11, 2020
    Publication date: December 15, 2022
    Inventors: Michael Scott Taylor, Brian Gaerke, David Gravett, Anna Paola Soliani, Kyle Garcia
  • Publication number: 20220296485
    Abstract: Disclosed herein are methods of making and using sunscreen compositions comprising at least one UV absorbing conjugate compound. The present disclosure comprises compositions comprising at least one UV absorbing conjugate compound that reflects and/or absorbs UV radiation, such as UV-A, UV-B and/or both UV-A and UV-B, that are not absorbed by, transmitted across and/or transported from the surface of the subjects body to the interior of the body or circulatory system of the subjects body.
    Type: Application
    Filed: August 18, 2020
    Publication date: September 22, 2022
    Inventor: David Gravett
  • Publication number: 20220296866
    Abstract: Disclosed herein are methods, devices and compositions for degradable medical devices and/or compositions that provide local and/or systemic delivery of at least one active agent.
    Type: Application
    Filed: June 10, 2020
    Publication date: September 22, 2022
    Inventors: Michael Scott Taylor, David Gravett, Kara Bethany Acampora, David Shalaby, Joel Thomas Corbett
  • Patent number: 11440976
    Abstract: Polyhydric polymers may be converted to derivatives thereof by reaction with divinyl sulfone to provide vinyl sulfone substituted polymers, where the polymers may additionally be further derivatized, including crosslinked, and the crosslinked and non-crosslinked derivatives may be used in biomedical and other applications.
    Type: Grant
    Filed: September 1, 2018
    Date of Patent: September 13, 2022
    Assignee: PMIDG, LLC
    Inventors: David Gravett, Kara Bethany Acampora, Prabhjot Saini
  • Publication number: 20220202703
    Abstract: In situ gel-forming compositions are disclosed, which may comprise one or more absorbable polymers, solvents such as N-methyl-2-pyrrolidone, polyethylene glycol or DMSO, and one or more bioactive agents. The composition forms a hydrogel or semi-solid mass on contact with an aqueous environment.
    Type: Application
    Filed: March 12, 2020
    Publication date: June 30, 2022
    Inventors: David Roper Ingram, Michael Scott Taylor, Kara Bethany Acampora, Michael Aaron Vaughn, David Gravett
  • Publication number: 20210317301
    Abstract: Disclosed herein are polyhydroxyalkanoate polymer blend compositions, and methods of making and using such compositions.
    Type: Application
    Filed: April 9, 2021
    Publication date: October 14, 2021
    Inventors: David Shalaby, David Gravett, Michael Scott Taylor, Seth Dylan McCullen, Michael Aaron Vaughn
  • Publication number: 20210070987
    Abstract: Porous and microporous parts prepared by additive manufacturing as disclosed herein are useful in medical and non-medical applications. The parts are prepared from a composition containing both a solvent soluble component and a solvent insoluble component. After a part is printed by an additive manufacturing process it is exposed to solvent to extract solvent soluble component away from the printed part, resulting in a part having surface cavities.
    Type: Application
    Filed: August 31, 2018
    Publication date: March 11, 2021
    Inventors: Michael Scott Taylor, James Hyde, Brian Gaerke, Brad Johns, Michael Aaron Vaughn, Seth Dylan McCullen, David Gravett
  • Publication number: 20200268893
    Abstract: In situ gel-forming compositions are disclosed, which may comprise one or more absorbable polymers, solvents such as N-methyl-2-pyrrolidone, polyethylene glycol or DMSO, and one or more bioactive agents. The composition forms a hydrogel or semi-solid mass on contact with an aqueous environment. Methods of using in situ gel-forming composition for various applications are also disclosed.
    Type: Application
    Filed: June 29, 2018
    Publication date: August 27, 2020
    Inventors: David Ingram, Michael Aaron Vaughn, Michael Scott Taylor, Kara Bethany Acampora, David Gravett
  • Publication number: 20200190225
    Abstract: Polyhydric polymers may be converted to derivatives thereof by reaction with divinyl sulfone to provide vinyl sulfone substituted polymers, where the polymers may additionally be further derivatized, including crosslinked, and the crosslinked and non-crosslinked derivatives may be used in biomedical and other applications.
    Type: Application
    Filed: September 1, 2018
    Publication date: June 18, 2020
    Inventors: David Gravett, Kara Bethany Acampora, Prabhjot Saini
  • Patent number: 8784893
    Abstract: Disclosed in the present application are compositions comprising a bioresorbable polymer matrix and a bio active agent, wherein the bioactive agent is dispersed within polymer matrix as a solid. Also provided herein are methods for preparing a bioactive agent formulation, wherein the agent is present in a solid form and, wherein the agent is occluded into a polymeric matrix by polymerization of polymer matrix precursors or by self assembly of the polymer.
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: July 22, 2014
    Assignee: Carbylan Therapeutics, Inc.
    Inventors: George Daniloff, David Gravett, Robert C. Spiro
  • Publication number: 20110264139
    Abstract: Sutures are used in combination with fibrosing agents to induce or stimulate fibrosis that between the sutures and the host tissues into which the sutures are inserted. Compositions and methods are described for use in lifting tissue, closing wound, and other applications.
    Type: Application
    Filed: April 12, 2011
    Publication date: October 27, 2011
    Applicant: Angiotech Pharmaceuticals, Inc.
    Inventors: William L. HUNTER, Rui Avelar, David Gravett, Philip M. Toleikis, Arpita Maiti
  • Publication number: 20110033540
    Abstract: Disclosed in the present application are compositions comprising a bioresorbable polymer matrix and a bio active agent, wherein the bioactive agent is dispersed within polymer matrix as a solid. Also provided herein are methods for preparing a bioactive agent formulation, wherein the agent is present in a solid form and, wherein the agent is occluded into a polymeric matrix by polymerization of polymer matrix precursors or by self assembly of the polymer.
    Type: Application
    Filed: February 5, 2008
    Publication date: February 10, 2011
    Inventors: George Daniloff, David Gravett, Robert C. Spiro
  • Publication number: 20080089952
    Abstract: Medical implants are provided which release an anthracycline, fluoropyrimidine, folic acid antagonist, podophylotoxin, camptothecin, hydroxyurea, and/or platinum complex, thereby inhibiting or reducing the incidence of infection associated with the implant.
    Type: Application
    Filed: July 31, 2007
    Publication date: April 17, 2008
    Applicant: Angiotech International AG
    Inventors: William Hunter, David Gravett, Philip Toleikis, Richard Liggins, Troy Loss
  • Publication number: 20080085855
    Abstract: The present invention provides compositions, devices, and methods for maintaining or improving the integrity of body passageways following surgery, such as at a graft site, or injury. Delivery devices including one or more therapeutic agents and a mesh are described. Representative examples of therapeutic agents include microtubule stabilizing agents, anti-angiogenic factors, inhibitors of smooth muscle cell growth or proliferation, non-steroidal anti-inflammatory drugs, and other factors useful preventing and/or reducing a proliferative biological response that may obstruct or hinder the optimal functioning of the passageway or cavity.
    Type: Application
    Filed: August 7, 2007
    Publication date: April 10, 2008
    Applicant: Angiotech International AG
    Inventors: David Gravett, Philip Toleikis, Dechi Guan, Pierre Signore, Thomas Spencer, William Hunter, Kaiyue Wang