Patents by Inventor Mark Douglas Haggard

Mark Douglas Haggard 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).

  • Alcoloc
    Publication number: 20040206719
    Abstract: The invention that we propose, the Alcoloc, performs all the functions necessary for locking the top of a liquor bottle, which consequently make it's contents inaccessible to our children, roommates, and all other uninvited self servers.
    Type: Application
    Filed: April 17, 2003
    Publication date: October 21, 2004
    Inventors: Mark Douglas Haggard, Michael J. Haggard
  • Multi-hole beverage locking cap for use with a beverage locking device
    Patent number: D506928
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: July 5, 2005
    Inventor: Mark Douglas Haggard
  • Beverage locking cap for use with a beverage locking device
    Patent number: D507742
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: July 26, 2005
    Inventor: Mark Douglas Haggard
  • Slip beverage locking device
    Patent number: D515416
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: February 21, 2006
    Inventors: Michael Joe Haggard, Mark Douglas Haggard
  • Grooved beverage locking device
    Patent number: D515417
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: February 21, 2006
    Inventor: Mark Douglas Haggard
  • Beverage locking device
    Patent number: D499953
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: December 21, 2004
    Inventor: Mark Douglas Haggard