Patents by Inventor Bridget K. Warmka

Bridget K. Warmka 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: 20180147766
    Abstract: Method for using sheets comprising co-extruded multi-component arrays that exhibit chromatically variable appearance dependent upon observation angle.
    Type: Application
    Filed: May 27, 2016
    Publication date: May 31, 2018
    Inventors: Ravi K. Sura, Thomas P. Hanschen, Ronald W. Ausen, Bridget K. Warmka
  • Publication number: 20160347039
    Abstract: Sheets comprising co-extruded multi-component arrays that exhibit chromatically variable appearance dependent upon observation angle. Also, methods and apparatus for making such sheets and methods for using such sheets.
    Type: Application
    Filed: May 27, 2016
    Publication date: December 1, 2016
    Inventors: Ravi K. Sura, Thomas P. Hanschen, Ronald W. Ausen, Bridget K. Warmka
  • Publication number: 20100192321
    Abstract: A flexible and conformable cleaning tool is disclosed that includes a foam body with a first working surface, wherein the foam body has a shore hardness less than 40. The cleaning tool further comprises a cleaning material on at least a portion of the first working surface, wherein the cleaning material includes an array of 20 to 1000 upstanding stems per square centimeter, wherein each stem has a height from 0.2 and 2.0 millimeters and a shore hardness less than 105 A, wherein the cleaning material is wiped over a surface to be cleaned to gather debris, lint, or hair.
    Type: Application
    Filed: January 28, 2010
    Publication date: August 5, 2010
    Inventors: Scott J. TUMAN, Thomas E. Haskett, Shaelyn D. Benson, Bridget K. Warmka, Michael A. Amante
  • Publication number: 20080098546
    Abstract: The disclosed cleaning tool assembly for cleaning a hard kitchen surface includes a cleaning tool and a wiping substrate. The cleaning tool is a unitary cleaning tool having a base portion, a handle portion, and a neck portion connecting the base portion to the handle portion. The base portion includes a planar, rigid working surface. The handle portion includes an upper convex surface that forms an upper portion of the cleaning tool whereby the upper convex surface engages with the palm of a hand. The neck portion is recessed from both the base portion and the handle portion. The neck portion engages with the fingers of a hand. The wiping substrate is removably attached to the working surface.
    Type: Application
    Filed: October 31, 2006
    Publication date: May 1, 2008
    Inventors: Bridget K. Warmka, Bobbi L. Pinnow, Arthur V. Lang, Perry S. Dotterman, Thomas G. Skulley
  • Patent number: 7192991
    Abstract: A cationically curable composition comprises (a) at least one cationically curable species; (b) at least one cationic photoinitiator; and (c) at least one encapsulated, polymer-bound base.
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: March 20, 2007
    Assignee: 3M Innovative Properties Company
    Inventors: Michael A. Kropp, Wayne S. Mahoney, Bridget K. Warmka
  • Patent number: D555511
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: November 20, 2007
    Assignee: 3M Innovative Properties Company
    Inventors: Bridget K. Warmka, Scott J. Fuenffinger