Patents by Inventor Ginger Denison

Ginger Denison 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: 9040090
    Abstract: Discrete micro and nanoscale particles are formed in predetermined shapes and sizes and predetermined size dispersions. The particles can also be attached to a film to form arrays of particles on a film. The particles are formed from molding techniques that can include high throughput and continuous particle molding.
    Type: Grant
    Filed: November 7, 2006
    Date of Patent: May 26, 2015
    Assignee: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Ginger Denison Rothrock, Benjamin W. Maynor, Jason P. Rolland
  • Patent number: 8992992
    Abstract: The presently disclosed subject matter describes the use of fluorinated elastomer-based materials, in particular perfluoropolyether (PFPE)-based materials, in high-resolution soft or imprint lithographic applications, such as micro- and nanoscale replica molding, and the first nano-contact molding of organic materials to generate high fidelity features using an elastomeric mold. Accordingly, the presently disclosed subject matter describes a method for producing free-standing, isolated nanostructures of any shape using soft or imprint lithography technique.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: March 31, 2015
    Assignee: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Jason P. Rolland, Benjamin W. Maynor, Larken E. Euliss, Ginger Denison Rothrock, Ansley E. Dennis, Edward T. Samulski, R. Jude Samulski
  • Patent number: 8944804
    Abstract: A medical device includes a textured surface having a predetermined nanostructure, wherein the nanostructure is less than about 500 nanometers in a broadest dimension. The textures nanostructure surface reduces friction between the medical device and biological tissue.
    Type: Grant
    Filed: January 4, 2007
    Date of Patent: February 3, 2015
    Assignee: Liquidia Technologies, Inc.
    Inventors: Lloyd M. Robeson, Ginger Denison Rothrock
  • Publication number: 20130249138
    Abstract: A photovoltaic device includes an electron accepting material and an electron donating material. One of the electron accepting or donating materials is configured and dimensioned as a first component of a bulk heterojunction with a predetermined array of first structures, each first structure is substantially equivalent in three dimensional shape, has a substantially equivalent cross-sectional dimension, and where each first structure of the array of first structures has a substantially equivalent orientation with respect to adjacent first structures of the predetermined array forming a substantially uniform array.
    Type: Application
    Filed: March 6, 2013
    Publication date: September 26, 2013
    Applicants: Liquidia Technologies, Inc., The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Ginger Denison Rothrock, Zhilian Zhou, Edward T. Samulski, Meredith Earl, Stuart Williams
  • Patent number: 8420124
    Abstract: The presently disclosed subject matter describes the use of fluorinated elastomer-based materials, in particular perfluoropolyether (PFPE)-based materials, in high-resolution soft or imprint lithographic applications, such as micro- and nanoscale replica molding, and the first nano-contact molding of organic materials to generate high fidelity features using an elastomeric mold. Accordingly, the presently disclosed subject matter describes a method for producing free-standing, isolated nanostructures of any shape using soft or imprint lithography technique.
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: April 16, 2013
    Assignee: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Jason P. Rolland, Benjamin W. Maynor, Larkin E. Euliss, Ginger Denison Rothrock, Ansley E. Dennis, Edward T. Samulski, R. Jude Samulski
  • Patent number: 8263129
    Abstract: The presently disclosed subject matter describes the use of fluorinated elastomer-based materials, in particular perfluoropolyether (PFPE)-based materials, in high-resolution soft or imprint lithographic applications, such as micro- and nanoscale replica molding, and the first nano-contact molding of organic materials to generate high fidelity features using an elastomeric mold. Accordingly, the presently disclosed subject matter describes a method for producing free-standing, isolated nanostructures of any shape using soft or imprint lithography techniques.
    Type: Grant
    Filed: December 20, 2004
    Date of Patent: September 11, 2012
    Assignee: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Jason P. Rolland, Benjamin W. Maynor, Larken E. Euliss, Ginger Denison Rothrock, Ansley E Dennis, Edward T. Samulski, R. Jude Samulski
  • Publication number: 20110182805
    Abstract: Nano-particles are molded in nano-scale molds fabricated from non-wetting, low surface energy polymeric materials. The nano-particles can include pharmaceutical compositions, taggants, contrast agents, biologic drugs, drug compositions, organic materials, and the like. The molds can be virtually any shape and less than 10 micron in cross-sectional diameter.
    Type: Application
    Filed: June 19, 2006
    Publication date: July 28, 2011
    Inventors: Joseph M DeSimone, Jason P. Rolland, Ansley Exner Dennis, Edward T. Samulski, R. Jude Samulski, Benjamin W. Maynor, Larken E. Euliss, Ginger Denison Rothrock, Stephanie Barrett, Alexander Ermoshkin, Andrew James Murphy
  • Publication number: 20100147365
    Abstract: A photovoltaic device includes an electron accepting material and an electron donating material. One of the electron accepting or donating materials is configured and dimensioned as a first component of a bulk heterojunction with a predetermined array of first structures, each first structure is substantially equivalent in three dimensional shape, has a substantially equivalent cross-sectional dimension, and where each first structure of the array of first structures has a substantially equivalent orientation with respect to adjacent first structures of the predetermined array forming a substantially uniform array.
    Type: Application
    Filed: May 9, 2007
    Publication date: June 17, 2010
    Applicant: The University of North Carolina at Chapel Hill
    Inventors: Joseph M. DeSimone, Ginger Denison Rothrock, Zhilian Zhou, Edward T. Samulski, Meredith Hampton, Stuart Williams
  • Publication number: 20100003291
    Abstract: Micro and/or nano-particles are fabricated in micro and/or nano-scale cavities of replicate molds for cosmetic applications. The micro and/or nano-particles can be fabricated for inclusion in cosmetic composition or fabricated from cosmetic ingredients.
    Type: Application
    Filed: May 15, 2007
    Publication date: January 7, 2010
    Applicant: Liquidia Technologies, Inc.
    Inventor: Ginger Denison Rothrock
  • Publication number: 20090250588
    Abstract: A medical device includes a textured surface having a predetermined nanostructure, wherein the nanostructure is less than about 500 nanometers in a broadest dimension. The textures nanostructure surface reduces friction between the medical device and biological tissue.
    Type: Application
    Filed: January 4, 2007
    Publication date: October 8, 2009
    Applicant: Liquidia Technologies, Inc.
    Inventors: Lloyd M. Robeson, Ginger Denison Rothrock
  • Publication number: 20090220789
    Abstract: A micro or nanoparticle (206) can include or can be a taggant. The particle (206) has a shape corresponding to a mold and includes unique characteristics. The unique characteristics can be the shape of the particle, molecular content of the particle, or physical characteristics incorporated into or onto the particle. In use, the taggant can be incorporated into an article of manufacture and includes characteristics configured to identify the origin, authenticity, expiration, owner or the like of the article.
    Type: Application
    Filed: January 29, 2007
    Publication date: September 3, 2009
    Applicant: THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL
    Inventors: Joseph M. DeSimone, Ginger Denison Rothrock, Benjamin W. Maynor
  • Publication number: 20090216104
    Abstract: The presently disclosed subject matter describes acid-derivatized perfluoropolyether (PFPE) materials and their use as coatings, sealants, and flexible fillers for devices, apparatuses, and structural parts for a variety of medical applications, and as coatings, sealants, flexible fillers, and structural parts for vessels, structures, and machinery exposed to a marine environment.
    Type: Application
    Filed: August 28, 2006
    Publication date: August 27, 2009
    Inventors: Joseph M. DeSimone, Michael S. Williams, Lauren Portnow, Colin Wood, Zhilian Zhou, Everett Baucom, Ginger Denison Rothrock
  • Publication number: 20090061152
    Abstract: The presently disclosed subject matter describes the use of fluorinated elastomer-based materials, in particular perfluoropolyether (PFPE)-based materials, in high-resolution soft or imprint lithographic applications, such as micro- and nanoscale replica molding, and the first nano-contact molding of organic materials to generate high fidelity features using an elastomeric mold. Accordingly, the presently disclosed subject matter describes a method for producing free-standing, isolated nanostructures of any shape using soft or imprint lithography technique.
    Type: Application
    Filed: July 6, 2007
    Publication date: March 5, 2009
    Inventors: Joseph M. DeSimone, Jason P. Rolland, Benjamin W. Maynor, Larken E. Euliss, Ginger Denison Rothrock, Ansleye Dennis, Edward T. Samulski, R. Jude Samulski
  • Publication number: 20090027603
    Abstract: Generally, the presently disclosed subject matter relates to a liquid crystal display including one or more layers of a polymeric material. More particularly, the polymeric material is a low surface energy polymer material fabricated from a mold.
    Type: Application
    Filed: February 3, 2006
    Publication date: January 29, 2009
    Inventors: Edward T. Samulski, Joette Russell Tanner, Ginger Denison Rothrock
  • Publication number: 20090028910
    Abstract: The presently disclosed subject matter describes the use of fluorinated elastomer-based materials, in particular perfluoropolyether (PFPE)-based materials, in high-resolution soft or imprint lithographic applications, such as micro- and nanoscale replica molding, and the first nano-contact molding of organic materials to generate high fidelity features using an elastomeric mold. Accordingly, the presently disclosed subject matter describes a method for producing free-standing, isolated nanostructures of any shape using soft or imprint lithography techniques.
    Type: Application
    Filed: December 20, 2004
    Publication date: January 29, 2009
    Inventors: Joseph M DeSimone, Jason P. Rolland, Benjamin W. Maynor, Larken E. Euliss, Ginger Denison Rothrock, Ansley E. Dennis, Edward T. Samulski, R.Jude Samulski
  • Publication number: 20070264481
    Abstract: Discrete micro and nanoscale particles are formed in predetermined shapes and sizes and predetermined size dispersions. The particles can also be attached to a film to form arrays of particles on a film. The particles are formed from molding techniques that can include high throughput and continuous particle molding.
    Type: Application
    Filed: November 7, 2006
    Publication date: November 15, 2007
    Inventors: Joseph DeSimone, Ginger Denison Rothrock
  • Publication number: 20060083971
    Abstract: Disclosed is the use of liquid precursor materials to prepare a processible polymeric electrolyte, which can be used to form a proton exchange membrane for use in an electrochemical cell. Also disclosed is the use of liquid precursor materials to prepare a processible catalyst ink composition, which can be conformally applied to a proton exchange membrane and a electrode material for use in an electrochemical cell. Also disclosed is the use of a photocurable perfluoropolyether (PFPE) material to form a microfluidic electrochemical cell.
    Type: Application
    Filed: January 21, 2005
    Publication date: April 20, 2006
    Inventors: Joseph DeSimone, Jennifer Kelly, Jason Rolland, Zhillian Zhou, Ginger Denison, Raymond Dominey