Uninterrupted Equatorial Circumferential Groove Patents (Class D12/582)
Zigzag type (Class D12/583)
Straight sides (Class D12/584)
  • Tire tread
    Patent number: D456767
    Type: Grant
    Filed: March 20, 2001
    Date of Patent: May 7, 2002
    Assignee: Bridgestone/Firestone North American Tire, LLC
    Inventors: Bill J. Wallet, James G. Guspodin
  • Tire tread
    Patent number: D457855
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: May 28, 2002
  • Tire tread
    Patent number: D458212
    Type: Grant
    Filed: February 5, 2001
    Date of Patent: June 4, 2002
    Assignee: Bridgestone/Firestone North American Tire, LLC
    Inventor: James G. Guspodin
  • Automobile tire
    Patent number: D535610
    Type: Grant
    Filed: October 21, 2005
    Date of Patent: January 23, 2007
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Takumi Morito, Masahiro Ebiko
  • Tire tread
    Patent number: D535938
    Type: Grant
    Filed: October 4, 2005
    Date of Patent: January 30, 2007
    Assignee: Bridgestone Firestone North American Tire, LLC
    Inventors: Keith A. Dumigan, Andrea Kindig
  • Tire tread
    Patent number: D470454
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: February 18, 2003
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Jean-Nicolas Helt
  • Tire
    Patent number: D585815
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: February 3, 2009
    Assignee: Continental Aktiengesellschaft
    Inventor: Dieter Jeromin
  • Tire
    Patent number: D586732
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: February 17, 2009
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Richard Heinen, William Urbano Villamizar, Frederic Michel-Jean Pons, Claude Lardo, Christian Labbe
  • Tire tread
    Patent number: D500286
    Type: Grant
    Filed: September 17, 2003
    Date of Patent: December 28, 2004
    Assignee: Michelin Recherche et Technique S.A.
    Inventors: Sylvain Leynaert, Danny Austin Thrasher, Thomas Jeffery Woloszyn, Keith Ronald Ward
  • Tire
    Patent number: D595642
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: July 7, 2009
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Sebastien Willy Fontaine, Nicolas Claude Jean-Claude Froger, Bernard Jean Francois Croissant, Alexander Ossipov
  • Automobile tire
    Patent number: D601081
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: September 29, 2009
    Assignee: Toyo Tire & Rubber Co., Ltd.
    Inventor: Toshihiko Takahashi
  • Automobile tire
    Patent number: D603328
    Type: Grant
    Filed: December 5, 2008
    Date of Patent: November 3, 2009
    Assignee: Toyo Tire & Rubber Co., Inc.
    Inventor: Toshihiko Takahashi
  • Tire
    Patent number: D604228
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: November 17, 2009
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Phuoc Thuan Le, Georges Gaston Feider, Peter Phelps Roch, Sascha Karl-Heinz Glaub
  • Tire
    Patent number: D604229
    Type: Grant
    Filed: April 28, 2009
    Date of Patent: November 17, 2009
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Phuoc Thuan Le, Krzysztof Florian Jakubiak, Nizar Toumni
  • Tire tread
    Patent number: D613236
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: April 6, 2010
    Assignee: Bridgestone Corporation
    Inventors: James G. Guspodin, Scott H. Smith, Francis C. Hausz
  • Automobile tire tread
    Patent number: D615026
    Type: Grant
    Filed: September 25, 2008
    Date of Patent: May 4, 2010
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventor: Tomoya Nakano
  • Tire tread for a vehicle tire
    Patent number: D652368
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: January 17, 2012
    Assignee: Continental Reifen Duetschland GmbH
    Inventor: Thomas Buchinger-Barnstorf
  • Tire tread for a vehicle tire
    Patent number: D653196
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: January 31, 2012
    Assignee: Continental Reifen Deutschland GmbH
    Inventor: Thomas Buchinger-Barnstorf
  • Tire tread for a vehicle tire
    Patent number: D653197
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: January 31, 2012
    Assignee: Continental Reifen Deutschland GmbH
    Inventor: Thomas Buchinger-Barnstorf
  • Tire
    Patent number: D700131
    Type: Grant
    Filed: January 8, 2013
    Date of Patent: February 25, 2014
    Assignee: Toyo Tire & Rubber Co., Ltd.
    Inventor: Tetsuji Miyazaki
  • Tire tread
    Patent number: D700883
    Type: Grant
    Filed: October 31, 2012
    Date of Patent: March 11, 2014
    Assignee: Omni United (S) Pte Ltd
    Inventor: Gajendra Singh Sareen
  • Automobile tire
    Patent number: D718227
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: November 25, 2014
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventor: Hiroaki Honda
  • Tread portion of an automobile tire
    Patent number: D730812
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: June 2, 2015
    Assignee: BRIDGESTONE CORPORATION
    Inventor: Keiichi Kato
  • Tire tread portion
    Patent number: D740216
    Type: Grant
    Filed: October 9, 2013
    Date of Patent: October 6, 2015
    Assignee: Bridgestone Americas Tire Operations, LLC
    Inventor: Richard S. Parr
  • Tire
    Patent number: D759579
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: June 21, 2016
    Assignee: Continental Reifen Deutschland GmbH
    Inventor: Florian Kristen
  • Tire tread
    Patent number: D768560
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: October 11, 2016
    Assignee: Continental Reifen Deutschland GmbH
    Inventor: Florian Kristen
  • Tire tread
    Patent number: D769796
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: October 25, 2016
    Assignees: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, MICHELIN RECHERCHE ET TECHNIQUE S.A.
    Inventors: Christophe Gayton, Walid Djabour
  • Tire tread
    Patent number: D821295
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: June 26, 2018
    Assignees: Compagnie Generale Des Etablissements Michelin, Michelin Recherche Et Technique S.A.
    Inventors: Eddy Baranger, Carlos-Manuel Dos-Santos
  • Tire for automobile
    Patent number: D821296
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: June 26, 2018
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventor: Kouichirou Tanaka
  • Tire
    Patent number: D870026
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: December 17, 2019
    Inventors: Feng Wang, Haitao Sui, Jingjing Liu, Xueling Zhang, Xiaowei Wen, Changqing Yu, Xiaogang Ma
  • Automobile tire
    Patent number: D882500
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: April 28, 2020
    Assignee: THE YOKOHAMA RUBBER CO., LTD.
    Inventors: Mina Fukuda, Reika Tokunaga, Kotaro Iwabuchi
  • Tire
    Patent number: D929312
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: August 31, 2021
    Assignee: Compagnie Generale des Etablissements Michelin
    Inventors: Nicholas Mailhiot, Wayne Yount, Patrick Jon Buresh, Steven Smith