Patents by Inventor John Blomstrom

John Blomstrom 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).

  • Padlock
    Publication number: 20070234766
    Abstract: A padlock includes a lock body, a shackle, and a sleeve. The lock body includes opposed front and rear longitudinally extending side walls terminating at first and second end portions. The shackle extends from the first end portion of the lock body. The sleeve covers at least a portion of each of the longitudinally extending side walls, and an internal surface of the sleeve includes at least one longitudinally extending rib contacting at least one of the front and rear longitudinally extending side walls to define a gap between the sleeve and the lock body.
    Type: Application
    Filed: March 16, 2007
    Publication date: October 11, 2007
    Inventors: Christopher Rohde, John Blomstrom, John Weber, Robert Rice
  • Lock
    Patent number: D537703
    Type: Grant
    Filed: February 10, 2006
    Date of Patent: March 6, 2007
    Assignee: Master Lock Company LLC
    Inventors: Dave Kearns, Mark van Handel, John Blomstrom
  • Key
    Patent number: D540653
    Type: Grant
    Filed: February 2, 2006
    Date of Patent: April 17, 2007
    Assignee: Master Lock Company LLC
    Inventor: John Blomstrom
  • Lock
    Patent number: D541630
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: May 1, 2007
    Assignee: Master Lock Company LLC
    Inventors: John Blomstrom, John Heppner, Glenn P. Meekma
  • Lock
    Patent number: D542625
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: May 15, 2007
    Assignee: Master Lock Company LLC
    Inventors: John Blomstrom, John Heppner, Christopher Rohde
  • Lock
    Patent number: D547161
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: July 24, 2007
    Assignee: Master Lock Company LLC
    Inventors: John Blomstrom, Glenn P. Meekma
  • Shackle
    Patent number: D556541
    Type: Grant
    Filed: April 3, 2007
    Date of Patent: December 4, 2007
    Assignee: Master Lock Company LLC
    Inventors: John Blomstrom, John Heppner, Christopher Rohde, Glenn P. Meekma
  • Lock
    Patent number: D558025
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: December 25, 2007
    Assignee: Master Lock Company LLC
    Inventors: Christopher Rohde, John Blomstrom, Scott Kalous
  • Lock
    Patent number: D561001
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: February 5, 2008
    Assignee: Master Lock Company LLC
    Inventors: Christopher Rohde, John Blomstrom