Patents Assigned to Guardian Technologies LLC
  • Hand held vacuum cleaner and base
    Patent number: D594607
    Type: Grant
    Filed: January 19, 2007
    Date of Patent: June 16, 2009
    Assignee: Guardian Technologies LLC
    Inventors: Richard Farone, Erin Q. Riddell
  • Pluggable wall filter
    Patent number: D636475
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: April 19, 2011
    Assignee: Guardian Technologies LLC
    Inventor: Richard C. Farone
  • Air purifier
    Patent number: D658751
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: May 1, 2012
    Assignee: Guardian Technologies LLC
    Inventor: Richard C. Farone
  • Air purifier
    Patent number: D658752
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: May 1, 2012
    Assignee: Guardian Technologies LLC
    Inventor: Richard C. Farone
  • Humidifier
    Patent number: D700310
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: February 25, 2014
    Assignee: Guardian Technologies LLC
    Inventor: David M. Brickner
  • Humidifier
    Patent number: D714430
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: September 30, 2014
    Assignee: Guardian Technologies LLC
    Inventor: David M. Brickner
  • Air purifier
    Patent number: D716428
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: October 28, 2014
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Air purifier
    Patent number: D731633
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: June 9, 2015
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Tailgate sensor
    Patent number: D749439
    Type: Grant
    Filed: November 13, 2014
    Date of Patent: February 16, 2016
    Assignee: Guardian Technologies LLC
    Inventor: Charles Thur
  • Pluggable wall air purifier
    Patent number: D751184
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: March 8, 2016
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Table top air purifier
    Patent number: D759797
    Type: Grant
    Filed: November 2, 2015
    Date of Patent: June 21, 2016
    Assignee: Guardian Technologies LLC
    Inventor: Richard C. Farone
  • Tower humidifier
    Patent number: D787657
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: May 23, 2017
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Air sanitizer
    Patent number: D812209
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: March 6, 2018
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Humidifier
    Patent number: D818569
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: May 22, 2018
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Air purifier
    Patent number: D835764
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: December 11, 2018
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Table top air purifier with a projector
    Patent number: D838354
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: January 15, 2019
    Assignee: Guardian Technologies LLC
    Inventor: Richard C. Farone
  • Air purifier
    Patent number: D890904
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: July 21, 2020
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Air purifier
    Patent number: D890905
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: July 21, 2020
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Mist inhaler
    Patent number: D894371
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: August 25, 2020
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe
  • Air purifier
    Patent number: D905220
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 15, 2020
    Assignee: Guardian Technologies LLC
    Inventors: Richard C. Farone, Cynthia Caffoe