Patents by Inventor Robert A. Schmitz

Robert A. Schmitz 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: 12295369
    Abstract: An article, and method of use, wherein the article includes: a substrate; a cationic coating bound to the substrate, wherein the cationic coating includes a guanidinyl-containing polymer that is crosslinked on the substrate; wherein the guanidinyl-containing polymer is of the following Formula (I), wherein: R3 is a H, C1-C12(hetero)alkyl, C5-C12(hetero)aryl, or Polymer; each R4 is independently H, C1-C12(hetero)alkyl, or C5-C12(hetero)aryl; each R5 is H, C1-C12(hetero)alkyl, C5-C12(hetero)aryl, or N(R4)2; Polymer is a residue of an aminopolymer chain; m is 1 or 2; and x is an integer of at least 1; and wherein the guanidinyl-containing polymer is crosslinked with an amine-reactive polyepoxy compound having pendant —OH groups.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: May 13, 2025
    Assignee: Solventum Intellectual Properties Company
    Inventors: Andrew W. Vail, Jerald K. Rasmussen, Robert A. Schmitz
  • Publication number: 20240066162
    Abstract: Described herein is a nonwoven wipe comprising a plurality of polyolefin fibers, wherein the plurality of polyolefin fibers have an average fiber diameter of at least 200 nm and at most 3.5 micrometers, and wherein the plurality of polyolefin fibers have a basis weight of at least 20 and no more than 100 grams per square meter. Such nonwoven wipes can be used with an aqueous solution, optionally comprising an active ingredient, to decontaminate a surface. Also disclosed herein in a decontamination kit providing the same and a method of decontaminating a surface.
    Type: Application
    Filed: February 15, 2022
    Publication date: February 29, 2024
    Inventors: Andrew W. Vail, Saurabh Batra, Jodi L. Connell, Robert A. Schmitz
  • Publication number: 20230302178
    Abstract: A method of removing pathogens from a surface is described. In particular, a method including providing a wipe including guanidinyl-containing polymer coating, providing a liquid disinfectant having an associated disinfection time t for at least one pathogen is described. The method may help provide safe levels of disinfection even with a significant associated error in dwell time.
    Type: Application
    Filed: August 26, 2021
    Publication date: September 28, 2023
    Inventors: Andrew W. Vail, Robert A. Schmitz
  • Publication number: 20220279791
    Abstract: An article, and method of use, wherein the article includes: a substrate; a cationic coating bound to the substrate, wherein the cationic coating includes a guanidinyl-containing polymer that is crosslinked on the substrate; wherein the guanidinyl-containing polymer is of the following Formula (I), wherein: R3 is a H, C1-C12(hetero)alkyl, C5-C12(hetero)aryl, or Polymer; each R4 is independently H, C1-C12(hetero)alkyl, or C5-C12(hetero)aryl; each R5 is H, C1-C12(hetero)alkyl, C5-C12(hetero)aryl, or N(R4)2; Polymer is a residue of an aminopolymer chain; m is 1 or 2; and x is an integer of at least 1; and wherein the guanidinyl-containing polymer is crosslinked with an amine-reactive polyepoxy compound having pendant —OH groups.
    Type: Application
    Filed: July 23, 2020
    Publication date: September 8, 2022
    Inventors: Andrew W. Vail, Jerald K. Rasmussen, Robert A. Schmitz
  • Publication number: 20200102526
    Abstract: The present disclosure is directed to wipes that include aqueous compositions and methods for coating, particularly protecting and optionally cleaning, surfaces, particularly metallic surfaces.
    Type: Application
    Filed: October 1, 2019
    Publication date: April 2, 2020
    Inventors: Zachary J. Malmberg, Robert A. Schmitz, Robert J. Maki, Michael S. Krasky
  • Publication number: 20190387956
    Abstract: The present disclosure includes a dusting article comprising a first material comprising a lofty nonwoven web, the first material forming a continuous loop with an interior surface and an exterior surface, and a first end and a second end. An adhesive layer is on at least the exterior surface of the first material. A second material comprising a barrier layer is disposed on the interior surface of the first material. And the first end comprises an opening.
    Type: Application
    Filed: January 22, 2018
    Publication date: December 26, 2019
    Inventors: Robert A. Schmitz, Gregory G. Amell, Kim C. Sachs, Jr., Emily V. Hargett
  • Publication number: 20190117035
    Abstract: Various embodiments of a cleaning apparatus are disclosed. The cleaning apparatus can have a working surface that is configured to interface with a cleaning surface. The cleaning apparatus can include a first material and a second material. The first material can have an open lofty structure with an adhesive on a surface which comprises at least a portion of the working surface of the cleaning apparatus. The first material configured to collect debris. The second material can be coupled to the first material and can have a sorbent structure configured to sorb a liquid from the cleaning surface.
    Type: Application
    Filed: April 28, 2017
    Publication date: April 25, 2019
    Inventors: Robert A. Schmitz, Elias H. Ramirez-Hernandez, Kim C. Sachs, Jr., James P. Gardner, Jr., John C. Schultz
  • Patent number: 6299892
    Abstract: Particles of coordinated complex comprising a basic, hydrous polymer and a capacitance adding compound, as well as methods for their production, are described. These complexes exhibit a high degree of bioactivity making them suitable for a broad range of applications through their incorporation into conventional vehicles benefiting from antimicrobial and similar properties.
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: October 9, 2001
    Inventor: Robert A. Schmitz
  • Patent number: D841910
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: February 26, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Robert A. Schmitz, Gregory G. Amell, Larry L. Johnson
  • Patent number: D851345
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: June 11, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Gregory G. Amell, Larry L. Johnson, Robert A. Schmitz