Patents by Inventor James Calvin Pieper

James Calvin Pieper 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: 7797859
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Grant
    Filed: March 23, 2010
    Date of Patent: September 21, 2010
    Assignee: Douglas Dynamics, L.L.C.
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf
  • Publication number: 20100175281
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Application
    Filed: March 23, 2010
    Publication date: July 15, 2010
    Applicant: Douglas Dynamics, LLC
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf
  • Patent number: 7681334
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Grant
    Filed: October 7, 2008
    Date of Patent: March 23, 2010
    Assignee: Batesville Services, Inc.
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf
  • Publication number: 20090031592
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Application
    Filed: October 7, 2008
    Publication date: February 5, 2009
    Applicant: DOUGLAS DYNAMICS, L.L.C.
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf
  • Patent number: 7430821
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: October 7, 2008
    Assignee: Douglas Dynamics, L.L.C.
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf
  • Patent number: 6944978
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Grant
    Filed: June 11, 2001
    Date of Patent: September 20, 2005
    Assignee: Douglas Dynamics, LLC
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf
  • Publication number: 20020184796
    Abstract: A snowplow and mount assembly comprising a mount frame adapted to be secured to a vehicle, and a snowplow frame. One of the mount frame and the snowplow frame has first and second arms and the other of the mount frame and snowplow frame has first and second receivers, the first and second receivers receiving the first and second arms, respectively. Respective ones of first and second latch pins removably secure the first and second arms in the first and second receivers. A latch lever is operably associated with the first and second latch pins and simultaneously actuates the latch pins to latched and unlatched positions. The snowplow frame includes a jack stand movable to and between an extended ground contacting and snowplow frame supporting position and a retracted ground noncontacting and snowplow frame nonsupporting position.
    Type: Application
    Filed: June 11, 2001
    Publication date: December 12, 2002
    Inventors: Andre Valmont LeBlond, James Calvin Pieper, Mark Lawrence Stultz, Steven Lohry Klug, John Wallace Field, David Bloxdorf