Filter Patents (Class D23/365)
  • Filter
    Patent number: D826389
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: August 21, 2018
    Assignee: iRobot Corporation
    Inventor: Russell Walter Morin
  • Filter
    Patent number: D827118
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: August 28, 2018
    Assignee: Champion Laboratories, Inc.
    Inventors: Kent Stanhope, John Simms
  • Aircharger filter
    Patent number: D829315
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: September 25, 2018
    Assignee: K&N Engineering, Inc.
    Inventor: Steve Williams
  • Filter case for air purifier with humidifer
    Patent number: D829316
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: September 25, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Joosang Kim, Sungkyong Han, Yoojeung Han, Sehwan Bae
  • Humidification filter for air purifier with humidifier
    Patent number: D829317
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: September 25, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Joosang Kim, Sungkyong Han, Yoojeung Han, Sehwan Bae
  • Filter
    Patent number: D829875
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: October 2, 2018
    Assignee: CHAMPION LABORATORIES, INC.
    Inventors: Kent Stanhope, John Simms
  • Filter support structure
    Patent number: D831157
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: October 16, 2018
    Assignee: Living Water Group Pty Ltd
    Inventor: Jeremy Kronk
  • Air filter
    Patent number: D831182
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: October 16, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Glen O. Gregerson, Jonathan M. Lise
  • Filter
    Patent number: D831812
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: October 23, 2018
    Assignee: Champion Laboratories, Inc.
    Inventors: Kent Stanhope, John Simms
  • Filter housing
    Patent number: D834166
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: November 20, 2018
    Assignee: MANN+HUMMEL GmbH
    Inventors: Klaus-Dieter Ruhland, Michael Kaufmann, Peter Theiss
  • Air purifier
    Patent number: D835249
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: December 4, 2018
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Nicolas A. Echeverri, Alonso M. Hernandez, Aaron P. Thompson, Angela L. Pan, Brian D. Gale, Andrew R. Fox, Himanshu Jasuja
  • Space optimizing air filter
    Patent number: D835767
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: December 11, 2018
    Assignee: K&N Engineering, Inc.
    Inventors: Steve Williams, Jere James Wall, Jonathan Richard Fiello
  • Catalyst carrier for exhaust gas purification
    Patent number: D835768
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: December 11, 2018
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Catalyst carrier for exhaust gas purification
    Patent number: D835769
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: December 11, 2018
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Filter case for air purifier with humidifier
    Patent number: D836762
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: December 25, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Joosang Kim, Sungkyong Han, Yoojeung Han, Sehwan Bae
  • Water turbine for air purifier with humidifier
    Patent number: D836763
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: December 25, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Joosang Kim, Sungkyong Han, Yoojeung Han, Sehwan Bae
  • Catalyst carrier for exhaust gas purification
    Patent number: D837356
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: January 1, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Takashi Kinoshita
  • Catalyst carrier for exhaust gas purification
    Patent number: D837357
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: January 1, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Air filter element
    Patent number: D837358
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: January 1, 2019
    Assignee: MANN+HUMEL GmbH
    Inventors: Pedro Miguel Pereira Madeira, Pascal Neef, Nadine Donauer
  • Cover for air purifier
    Patent number: D838355
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: January 15, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyeongchul Cho, Seungho Baek, Yoojeung Han, Chinsoo Hyon
  • Catalyst carrier for exhaust gas purification
    Patent number: D841142
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: February 19, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Takashi Kinoshita
  • Catalyst carrier for exhaust gas purification
    Patent number: D841143
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: February 19, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Catalyst carrier for exhaust gas purification
    Patent number: D841144
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: February 19, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Catalyst carrier for exhaust gas purification
    Patent number: D841145
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: February 19, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Filter for an industrial dust collector
    Patent number: D842445
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: March 5, 2019
    Assignee: Amano Corporation
    Inventors: Norikazu Shimizu, Tsuyoshi Matsui
  • Vacuum exhaust filter
    Patent number: D845457
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: April 9, 2019
    Assignee: SKITTER & SQUIRT ADVENTURES, LLC
    Inventor: Jack M King, Jr.
  • Air filter
    Patent number: D845458
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: April 9, 2019
    Assignee: FANNO TECHNOLOGIES CO., LTD.
    Inventor: Yu-Hsun Fang
  • Filter
    Patent number: D849913
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: May 28, 2019
    Assignee: Champion Laboratories, Inc.
    Inventors: Kent Stanhope, John Simms
  • Filter segment for removing particle matter
    Patent number: D849914
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: May 28, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Mitsuhiro Ito
  • Filter segment for removing particle matter
    Patent number: D851229
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: June 11, 2019
    Assignee: NGK Insulators, Ltd.
    Inventor: Kazuya Mori
  • Filter
    Patent number: D852345
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: June 25, 2019
    Assignee: Champion Laboratories, Inc.
    Inventors: Kent Stanhope, John Simms
  • End cap for an air filter
    Patent number: D854136
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: July 16, 2019
    Assignee: Clark Filter, Inc.
    Inventor: John Paul Musone
  • Air filter housing
    Patent number: D854673
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: July 23, 2019
    Assignee: Kice Industries, Inc.
    Inventors: Andrew T. Kice, Jeffrey W. Schellenger
  • Air cleaning machine
    Patent number: D854674
    Type: Grant
    Filed: January 14, 2018
    Date of Patent: July 23, 2019
    Assignee: BLUESEA CO., LTD.
    Inventor: Jian-Ming Wu
  • Filter assembly for an air purifier
    Patent number: D857868
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: August 27, 2019
    Assignee: SPRIMO, INC.
    Inventors: Raymond C Combs, Chunxiao Han, Daniel Kendall Harden, Cole Justin Derby
  • Filter for air purifier
    Patent number: D858731
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: September 3, 2019
    Assignee: LG Electronics Inc.
    Inventors: Chinsoo Hyon, Seungho Baek, Yunseo Jang, Jaeyeong Jo
  • Humidifying filter for air purifier
    Patent number: D858732
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: September 3, 2019
    Assignee: LG Electronics Inc.
    Inventors: Chinsoo Hyon, Seungho Baek, Yunseo Jang, Jaeyeong Jo
  • Humidifying filter for air purifier
    Patent number: D859623
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: September 10, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Chinsoo Hyon, Seungho Baek, Yunseo Jang, Jaeyeong Jo
  • Humidifying filter for air purifier
    Patent number: D859624
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: September 10, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Chinsoo Hyon, Seungho Baek, Yunseo Jang, Jaeyeong Jo
  • Air filter
    Patent number: D860426
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: September 17, 2019
    Assignee: CAMFIL AB
    Inventors: Mathieu Hugues, Sverker Hugert
  • Air filter
    Patent number: D864369
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: October 22, 2019
    Assignee: Camfil AB
    Inventors: Guillaume Gallet, Kenny Hedlund, Vincent Arun Kenadzir
  • Air filter
    Patent number: D864370
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: October 22, 2019
    Assignee: Camfil AB
    Inventors: Guillaume Gallet, Kenny Hedlund, Vincent Arun Kenadzir
  • Filter
    Patent number: D866739
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: November 12, 2019
    Assignee: CAMFIL USA, INC.
    Inventors: Lee Pendleton Morgan, Tim Hudson
  • Filter
    Patent number: D866740
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: November 12, 2019
    Assignee: STEP-TEC AG
    Inventors: Edwin Reinhard, Gianni Fazzone
  • Air filter
    Patent number: D867568
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: November 19, 2019
    Assignee: Briggs & Stratton Corporation
    Inventors: Steven G. Gleixner, Robert S. Johnson
  • Catalyst carrier for exhaust gas purification
    Patent number: D874628
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: February 4, 2020
    Assignee: NGK Insulators, Ltd.
    Inventor: Takaya Yamaguchi
  • Pivotable fan with filter
    Patent number: D875235
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: February 11, 2020
    Assignee: JPW Industries Inc.
    Inventors: Micah Coleman, Charles Weber, Thomas Balko
  • Air filter
    Patent number: D875909
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: February 18, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Glen O. Gregerson, Jonathan M. Lise
  • Three dimensional filter frame
    Patent number: D875910
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: February 18, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Scott A. Clear, Michael S. Schuffert
  • Air filter
    Patent number: D876600
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: February 25, 2020
    Assignee: Briggs & Stratton Corporation
    Inventors: Steven G. Gleixner, Robert S. Johnson