Patents by Inventor Paul R Stevenson

Paul R Stevenson 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 Ammonium Salt of a Mannich Compound
    Publication number: 20080052985
    Abstract: A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) Mannich reaction product having a tertiary amino group, said Mannich reaction product being prepared from the reaction of a hydrocarbyl-substituted phenol, an aldehyde, and amine; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits.
    Type: Application
    Filed: September 1, 2006
    Publication date: March 6, 2008
    Applicant: THE LUBRIZOL CORPORATION
    Inventors: Paul R. Stevenson, Dean Thetford, Jonathan S. Vilardo
  • Motor vehicle door component having fiber flocking
    Publication number: 20040026936
    Abstract: A component for a door of a motor vehicle comprises a rod movable within the door, and a flocking along at least a portion of the length of the rod.
    Type: Application
    Filed: August 7, 2002
    Publication date: February 12, 2004
    Inventors: Shawn Slovesko, Paul R. Stevenson, Robert E. Ciborowski, David A. Davies, Mack T. Moore
  • Outside door handle for a motor vehicle
    Patent number: 6554331
    Abstract: A handle assembly for a motor vehicle door operative for selectively releasing a latch mechanism. The handle assembly includes a mounting portion attached to the motor vehicle door and a handle proper adapted to be manually grasped. The handle proper is translatable between a first position and a second position for releasing the latch mechanism. In a preferred form, the handle proper is biased to the first position by a coil spring.
    Type: Grant
    Filed: December 11, 2000
    Date of Patent: April 29, 2003
    Assignee: DaimlerChrysler Corporation
    Inventors: Robert E Ciborowski, Paul R Stevenson, Marcus J Galli, David A Davies
  • Outside door handle for a motor vehicle
    Publication number: 20020070567
    Abstract: A handle assembly for a motor vehicle door operative for selectively releasing a latch mechanism. The handle assembly includes a mounting portion attached to the motor vehicle door and a handle proper adapted to be manually grasped. The handle proper is translatable between a first position and a second position for releasing the latch mechanism. In a preferred form, the handle proper is biased to the first position by a coil spring.
    Type: Application
    Filed: December 11, 2000
    Publication date: June 13, 2002
    Inventors: Robert E. Ciborowski, Paul R. Stevenson, Marcus J. Galli, David A. Davies