Patents by Inventor Clinton P. Waller

Clinton P. Waller 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: 9302208
    Abstract: Polyethyleneimine and polyalkylene biguanide ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: April 5, 2016
    Assignee: 3M Innovative Properties Company
    Inventors: Kannan Seshadri, Jerald K. Rasmussen, Clinton P. Waller, Jr., Douglas E. Weiss, Yi He
  • Patent number: 9259689
    Abstract: A grafted nonwoven substrate is disclosed having average fiber sizes of 0.7 to 15 microns, and a void volume of 50 to 95%, and a polymer comprising anionic monomer units grafted to the surface of the nonwoven substrate. The article may be used as a filter element to purify or separate target materials, such as monoclonal antibodies (MAb), from a fluid mixture.
    Type: Grant
    Filed: November 13, 2012
    Date of Patent: February 16, 2016
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Clinton P. Waller, Jr., Douglas E. Weiss, Catherine A. Bothof, Kannan Seshadri
  • Publication number: 20150104582
    Abstract: The present disclosure describes functional membranes and a method for making a functional membrane. The method includes providing a porous substrate, applying the at least one graftable species to the porous substrate, and treating the coated porous substrate with electron beam radiation to provide a functionalized membrane. The method includes forming a functionalized membrane comprising a gradient of grafted species attached to the porous substrate.
    Type: Application
    Filed: December 19, 2014
    Publication date: April 16, 2015
    Inventors: Douglas E. Weiss, Clinton P. Waller, JR., Derek J. Dehn, Jonathan F. Hester
  • Publication number: 20150099413
    Abstract: A functionalized nonwoven substrate and methods for preparing the same are described. The functionalized substrates are useful in selectively filtering and removing biological materials, such as biocontaminates, from biological samples.
    Type: Application
    Filed: February 26, 2013
    Publication date: April 9, 2015
    Inventors: Michael R. Berrigan, Jonathan F. Hester, Clinton P. Waller, Jr., Douglas E. Weiss
  • Publication number: 20140364519
    Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Application
    Filed: August 25, 2014
    Publication date: December 11, 2014
    Inventors: Catherine A. Bothof, Yi He, Jerald K. Rasmussen, Kannan Seshadri, Clinton P. Waller, JR., Douglas E. Weiss
  • Patent number: 8906645
    Abstract: A microbial detection article and methods of using the same, the article comprising: a base member comprising a self-supporting water impervious substrate with first and second generally opposed major surfaces; a filter assembly defining a filter assembly aperture therein, and having a composite filter body mounted across the filter assembly aperture; wherein the composite filter body comprises: a microporous membrane, and a water-absorbent layer in fluid communication with the microporous membrane; and a cover sheet.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: December 9, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Steven P. Swanson, Jesse D. Miller, Clinton P. Waller, Jr., Neil Percy, Jeffrey A. Lucas, Kannan Seshadri, Jerald K. Rasmussen, Douglas E. Weiss, James E. Aysta
  • Publication number: 20140296765
    Abstract: Wound dressing articles comprising a nonwoven web comprising a plurality of fibers having grafted pendant hydrophilic groups, methods that use high energy irradiation for making a plurality of fibers having grafted pendant hydrophilic groups, useful for making wound dressing articles.
    Type: Application
    Filed: August 13, 2012
    Publication date: October 2, 2014
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Cary A. Kipke, John J. Rogers, Michael R. Berrigan, Clinton P. Waller, JR., Douglas E. Weiss
  • Patent number: 8846203
    Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: September 30, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Catherine A. Bothof, Yi He, Jerald K. Rasmussen, Kannan Seshadri, Clinton P. Waller, Jr., Douglas E. Weiss
  • Publication number: 20140087445
    Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Application
    Filed: November 27, 2013
    Publication date: March 27, 2014
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Catherine A. Bothof, Yi He, Jerald K. Rasmussen, Kannan Seshadri, Clinton P. Waller, JR., Douglas E. Weiss
  • Patent number: 8652582
    Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: February 18, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Catherine A. Bothof, Yi He, Jerald K. Rasmussen, Kannan Seshadri, Clinton P. Waller, Jr., Douglas E. Weiss
  • Publication number: 20140004595
    Abstract: Polyethyleneimine and polyalkylene biguanide ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Application
    Filed: September 9, 2013
    Publication date: January 2, 2014
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Kannan Seshadri, Jerald K. Rasmussen, Clinton P. Waller, Jr., Douglas E. Weiss, Yi He
  • Publication number: 20130316393
    Abstract: A microbial detection article and methods of using the same, the article comprising: a base member comprising a self-supporting water impervious substrate with first and second generally opposed major surfaces; a filter assembly defining a filter assembly aperture therein, and having a composite filter body mounted across the filter assembly aperture; wherein the composite filter body comprises: a microporous membrane, and a water-absorbent layer in fluid communication with the microporous membrane; and a cover sheet.
    Type: Application
    Filed: December 27, 2011
    Publication date: November 28, 2013
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Steven P. Swanson, Jesse D. Miller, Clinton P. Waller, JR., Neil Percy, Jeffrey A. Lucas, Kannan Seshadri, Jerald K. Rasmussen, Douglas E. Weiss, James E. Aysta
  • Patent number: 8586338
    Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: November 19, 2013
    Assignees: 3M Innovative Properties Company, Wisconsin Alumni Research Foundation
    Inventors: Mark R. Etzel, Yi He, Steven M. Heilmann, Jerald K. Rasmussen, Kannan Seshadri, Simon K. Shannon, Clinton P. Waller, Jr., Douglas E. Weiss
  • Patent number: 8551894
    Abstract: Polyethyleneimine and polyalkylene biguanide ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Grant
    Filed: September 18, 2009
    Date of Patent: October 8, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Kannan Seshadri, Jerald K. Rasmussen, Clinton P. Waller, Jr., Douglas E. Weiss, Yi He
  • Patent number: 8459470
    Abstract: A grafted nonwoven substrate is disclosed having average fiber sizes of 0.7 to 15 microns, and a void volume of 50 to 95%, and a polymer comprising cationic aminoalkyl(meth)acryloyl monomer units grafted to the surface of the nonwoven substrate. The article may be used as a filter element to purify or separate target materials, such as oligonucleotides or monoclonal antibodies (MAb), from a fluid mixture.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: June 11, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Douglas E. Weiss, Clinton P. Waller, Jr., Michael R. Berrigan, Andrew W. Rabins, Jeffrey A. Lucas, Kannan Seshadri, Catherine A. Bothof
  • Patent number: 8356717
    Abstract: Hydrophilic porous substrates, methods of making hydrophilic porous substrates from hydrophobic polymers are disclosed.
    Type: Grant
    Filed: October 8, 2008
    Date of Patent: January 22, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Clinton P. Waller, Jr., Douglas E. Weiss
  • Patent number: 8329034
    Abstract: A grafted nonwoven substrate is disclosed having average fiber sizes of 0.7 to 15 microns, and a void volume of 50 to 95%, and a polymer comprising anionic monomer units grafted to the surface of the nonwoven substrate. The article may be used as a filter element to purify or separate target materials, such as monoclonal antibodies (MAb), from a fluid mixture.
    Type: Grant
    Filed: June 21, 2010
    Date of Patent: December 11, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Clinton P. Waller, Jr., Douglas E. Weiss, Catherine A. Bothof, Kannan Seshadri
  • Patent number: 8328023
    Abstract: A grafted nonwoven substrate is disclosed having average fiber sizes of 0.7 to 15 microns, and a void volume of 50 to 95%, and a polymer comprising cationic aminoalkyl(meth)acryloyl monomer units grafted to the surface of the nonwoven substrate. The article may be used as a filter element to purify or separate target materials, such as oligonucleotides or monoclonal antibodies (MAb), from a fluid mixture.
    Type: Grant
    Filed: November 18, 2009
    Date of Patent: December 11, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Douglas E. Weiss, Clinton P. Waller, Jr., Michael R. Berrigan, Andrew W. Rabins, Jeffrey A. Lucas, Kannan Seshadri, Catherine A. Bothof
  • Publication number: 20110184078
    Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
    Type: Application
    Filed: May 27, 2009
    Publication date: July 28, 2011
    Inventors: Mark R. Etzel, Yi He, Steven M. Heilmann, Jerald K. Rasmussen, Kannan Seshadri, Simon K. Shannon, Clinton P. Waller, JR., Douglas E. Weiss
  • Patent number: 7940447
    Abstract: An electrode is described. The electrode has a substrate having a first and a second surface; a conductive layer; an electroactive layer that includes nanoparticles having an average size from 5 nm to 30 nm; at least one electroactive chemical and at least one organic binder material. The electroactive chemical binds to the surface of the nanoparticles. The conductive layer is disposed on the second surface of the substrate, and the electroactive layer is disposed on the conductive layer. Also described are electrochromic articles including the electrode, and a coating composition that can be utilized to fabricate the electrode.
    Type: Grant
    Filed: December 4, 2006
    Date of Patent: May 10, 2011
    Assignee: 3M Innovative Properties Company
    Inventors: Junjun Wu, John E. Potts, Clinton P. Waller, Jr., Brian T. Weber, Jung-Sheng Wu, Michael W. Lofgren