Patents by Inventor Juergen Strasser

Juergen Strasser 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).

  • Mat having long and short inorganic fibers
    Patent number: 11293125
    Abstract: The present invention provides a mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: April 5, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • MAT HAVING LONG AND SHORT INORGANIC FIBERS
    Publication number: 20200199796
    Abstract: The present invention provides a mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Mounting mat for a pollution control device
    Patent number: 10662560
    Abstract: The present invention provides a mounting mat for mounting a pollution control element or monolith in a pollution control device, said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: May 26, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • MOUNTING MAT FOR A POLLUTION CONTROL DEVICE
    Publication number: 20170342613
    Abstract: The present invention provides a mounting mat for mounting a pollution control element or monolith in a pollution control device, said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Application
    Filed: August 16, 2017
    Publication date: November 30, 2017
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Mounting mat for a pollution control device
    Patent number: 9765458
    Abstract: The present invention provides a mounting mat (30) for mounting a pollution control element (20) or monolith in a pollution control device (10), said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: September 19, 2017
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Process for preparing tertiary alkyl esters of (meth)acrylic acid having at least 4 carbon atoms in the alkyl radical
    Patent number: 7745658
    Abstract: The present invention relates to a process for preparing tertiary alkyl esters of (meth)acrylic acid having at least 4 carbon atoms in the alkyl radical. The process includes reacting (meth)acrylic acid with at least one olefin of formula (I) in homogeneous phase in the presence of an acidic catalyst in a reactor, discharging the resulting reaction mixture from the reactor, separating the discharged reaction mixture into a first mixture which contains the catalyst and a second mixture which contains the tertiary alkyl ester of (meth)acrylic acid having at least 4 carbon atoms in the alkyl radical, and removing the tertiary alkyl ester of (meth)acrylic acid having at least 4 carbon atoms in the alkyl radical from the second mixture in the presence of compound S, which comprises at least one N-oxyl group and is added as a stabilizer.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: June 29, 2010
    Assignee: BASF SE
    Inventors: Gunter Lipowsky, Joachim Wulff-Doering, Peter Zurowski, Juergen Strasser
  • MOUNTING MAT FOR A POLLUTION CONTROL DEVICE
    Publication number: 20090208732
    Abstract: The present invention provides a mounting mat (30) for mounting a pollution control element (20) or monolith in a pollution control device (10), said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Application
    Filed: December 13, 2006
    Publication date: August 20, 2009
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher