Patents by Inventor ERIN J. DAHLQUIST HOWLETT

ERIN J. DAHLQUIST HOWLETT 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).

  • Quaternary disinfectant composition with anionic scale inhibiting agent
    Patent number: 11849725
    Abstract: The present invention relates to quaternary ammonium disinfecting cleaner compositions comprising a quaternary ammonium compound, an antimicrobial amine, and an anionic scale inhibitor. Beneficially, the compositions provide sanitizing efficacy without diminished performance and without scale formation when diluted with hard water. The compositions are suitable for inactivating and/or reducing infectious agents, particularly Norovirus, Adenovirus, and Polyomavirus.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: December 26, 2023
    Assignee: Ecolab USA Inc.
    Inventors: Carter M. Silvernail, Stefan Jaeger, Erin J. Dahlquist Howlett, Michael Decker
  • QUATERNARY DISINFECTANT COMPOSITION WITH ANIONIC SCALE INHIBITING AGENT
    Publication number: 20210195893
    Abstract: The present invention relates to quaternary ammonium disinfecting cleaner compositions comprising a quaternary ammonium compound, an antimicrobial amine, and an anionic scale inhibitor. Beneficially, the compositions provide sanitizing efficacy without diminished performance and without scale formation when diluted with hard water. The compositions are suitable for inactivating and/or reducing infectious agents, particularly Norovirus, Adenovirus, and Polyomavirus.
    Type: Application
    Filed: December 22, 2020
    Publication date: July 1, 2021
    Inventors: Carter M. Silvernail, Stefan Jaeger, Erin J. Dahlquist Howlett, Michael Decker
  • Quaternary disinfectant composition with anionic scale inhibiting agent
    Patent number: 10893673
    Abstract: The present invention relates to quaternary ammonium disinfecting cleaner compositions comprising a quaternary ammonium compound, an antimicrobial amine, and an anionic scale inhibitor. Beneficially, the compositions provide sanitizing efficacy without diminished performance and without scale formation when diluted with hard water. The compositions are suitable for inactivating and/or reducing infectious agents, particularly Norovirus, Adenovirus, and Polyomavirus.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: January 19, 2021
    Assignee: Ecolab USA Inc.
    Inventors: Carter M. Silvernail, Stefan Jaeger, Erin J. Dahlquist Howlett, Michael Decker
  • QUATERNARY DISINFECTANT COMPOSITION WITH ANIONIC SCALE INHIBITING AGENT
    Publication number: 20190183117
    Abstract: The present invention relates to quaternary ammonium disinfecting cleaner compositions comprising a quaternary ammonium compound, an antimicrobial amine, and an anionic scale inhibitor. Beneficially, the compositions provide sanitizing efficacy without diminished performance and without scale formation when diluted with hard water. The compositions are suitable for inactivating and/or reducing infectious agents, particularly Norovirus, Adenovirus, and Polyomavirus.
    Type: Application
    Filed: October 17, 2018
    Publication date: June 20, 2019
    Inventors: Carter M. Silvernail, Stefan Jaeger, Erin J. Dahlquist Howlett, Michael Decker
  • QUATERNARY DISINFECTANT COMPOSITION WITH ANIONIC SCALE INHIBITING AGENT
    Publication number: 20170347644
    Abstract: The present invention relates to quaternary ammonium disinfecting cleaner compositions comprising a quaternary ammonium compound, an antimicrobial amine, and an anionic scale inhibitor. Beneficially, the compositions provide sanitizing efficacy without diminished performance and without scale formation when diluted with hard water. The compositions are suitable for inactivating and/or reducing infectious agents, particularly Norovirus, Adenovirus, and Polyomavirus.
    Type: Application
    Filed: June 2, 2016
    Publication date: December 7, 2017
    Inventors: CARTER M. SILVERNAIL, STEFAN JAGER, ERIN J. DAHLQUIST HOWLETT, MICHAEL DECKER