Trap Patents (Class D23/268)
  • P-trap for plumbing drainage systems
    Patent number: D531285
    Type: Grant
    Filed: March 9, 2005
    Date of Patent: October 31, 2006
    Inventor: Anthony B. Williams
  • Drain trap with lower opening
    Patent number: D549805
    Type: Grant
    Filed: December 6, 2005
    Date of Patent: August 28, 2007
    Inventor: Trung T. Quach
  • Sink trap collection device
    Patent number: D553226
    Type: Grant
    Filed: December 2, 2005
    Date of Patent: October 16, 2007
    Inventor: Dennis E. Wisek
  • Sanitary storm and catch basin trap
    Patent number: D557385
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: December 11, 2007
    Assignee: Royal Concrete Pipe, Inc.
    Inventor: Julian P. Trangsrud
  • Sanitary storm and catch basin trap
    Patent number: D559958
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: January 15, 2008
    Assignee: Royal Concrete Pipe, Inc.
    Inventor: Julian P. Trangsrud
  • Sanitary storm and catch basin trap
    Patent number: D559959
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: January 15, 2008
    Assignee: Royal Concrete Pipe, Inc.
    Inventor: Julian P. Trangsrud
  • Sanitary storm and catch basin trap
    Patent number: D572802
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: July 8, 2008
    Assignee: Royal Concrete Pipe, Inc.
    Inventor: Julian P. Trangsrud
  • Sanitary storm and catch basin trap
    Patent number: D574933
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: August 12, 2008
    Inventor: Julian P. Trangsrud
  • Waste trap
    Patent number: D580530
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: November 11, 2008
    Assignee: McAlpine & Company Limited
    Inventor: James Kenneth McAlpine
  • Plumbing fitting
    Patent number: D589127
    Type: Grant
    Filed: August 16, 2007
    Date of Patent: March 24, 2009
    Inventor: Kenneth R. Cornwall
  • Combination water hammer arrestor and drain trap primer
    Patent number: D595391
    Type: Grant
    Filed: August 11, 2006
    Date of Patent: June 30, 2009
    Inventor: Brian Weltman
  • Plumbing fixture
    Patent number: D598523
    Type: Grant
    Filed: September 18, 2008
    Date of Patent: August 18, 2009
    Inventor: James Edward McAlpine
  • Connector for a p-trap toilet pan
    Patent number: D598524
    Type: Grant
    Filed: November 18, 2008
    Date of Patent: August 18, 2009
    Assignee: Caroma Industries Limited
    Inventors: Stephen John Cummings, Johann Karunaratne
  • Plumbing fixture
    Patent number: D598987
    Type: Grant
    Filed: September 18, 2008
    Date of Patent: August 25, 2009
    Inventor: James Edward McAlpine
  • Connector for a P-trap toilet pan
    Patent number: D599447
    Type: Grant
    Filed: November 18, 2008
    Date of Patent: September 1, 2009
    Assignee: Caroma Industries Limited
    Inventors: Stephen John Cummings, Johann Karunaratne
  • Combination water hammer arrestor and drain trap primer
    Patent number: D601231
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: September 29, 2009
    Inventor: Brian Weltman
  • Anti-syphon device
    Patent number: D637698
    Type: Grant
    Filed: May 19, 2009
    Date of Patent: May 10, 2011
    Assignee: Quality Machine of Iowa, Inc.
    Inventor: Timothy W. Greene
  • Hair trap for drain
    Patent number: D650471
    Type: Grant
    Filed: April 6, 2011
    Date of Patent: December 13, 2011
    Inventor: Tiffany Du
  • Sink trap
    Patent number: D659809
    Type: Grant
    Filed: January 12, 2010
    Date of Patent: May 15, 2012
    Inventor: William L. Smith
  • Steam trap
    Patent number: D666700
    Type: Grant
    Filed: June 15, 2011
    Date of Patent: September 4, 2012
    Assignee: TLV Co., Ltd.
    Inventors: Tadashi Oike, Tetsuo Asada
  • Plumbing trap assembly
    Patent number: D668324
    Type: Grant
    Filed: November 10, 2010
    Date of Patent: October 2, 2012
    Assignee: Desert Eco Systems Pty Ltd.
    Inventors: Bryan Terry, Mark Johnson
  • Steam trap
    Patent number: D674472
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: January 15, 2013
    Assignee: TLV Co., Ltd.
    Inventors: Tadashi Oike, Tetsuo Asada
  • Trap seal primer device
    Patent number: D701593
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: March 25, 2014
    Inventor: Jay Bradley Milne
  • Sink trap
    Patent number: D703297
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: April 22, 2014
    Assignee: Durst Corporation, Inc.
    Inventors: Lawrence B. Brodey, Christopher Pike
  • Bucket trap
    Patent number: D723672
    Type: Grant
    Filed: October 3, 2012
    Date of Patent: March 3, 2015
    Assignee: Larkin & Shoushani Solutions Pty Ltd
    Inventors: Anthony William Larkin, Ronnie Shoushani
  • Drain trap
    Patent number: D726888
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: April 14, 2015
    Assignee: Blucher Metal A/S
    Inventor: Per Thanning Johansen
  • Drain safe
    Patent number: D730497
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: May 26, 2015
    Inventor: Dan A. Vierk
  • Grease containment bucket
    Patent number: D739510
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: September 22, 2015
    Inventor: Carl Jason Bullock
  • Drain trap
    Patent number: D745950
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: December 22, 2015
    Assignee: PLYMOUTH I.P. CONCEPTS LLC
    Inventor: Patrick Allison Towers
  • Pool floor inlet extender
    Patent number: D750208
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: February 23, 2016
    Inventor: Alan D VanderBoegh
  • Bent distillation head
    Patent number: D775310
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: December 27, 2016
    Inventor: Elliot Kremerman
  • Straight path distillation head
    Patent number: D776238
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: January 10, 2017
    Inventor: Elliot Kremerman
  • Water seal trap
    Patent number: D778414
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: February 7, 2017
    Inventor: Jin-Jung Yan
  • Flatpack gutter pack
    Patent number: D786411
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: May 9, 2017
    Inventor: Daniel Allen Kerr
  • Drain trap
    Patent number: D799647
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: October 10, 2017
    Assignee: PLYMOUTH I.P. CONCEPTS LLC
    Inventor: Patrick Allison Towers
  • Bent distillation head
    Patent number: D802084
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: November 7, 2017
    Inventor: Elliot Kremerman
  • Straight path distillation head
    Patent number: D802085
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: November 7, 2017
    Inventor: Elliot Kremerman
  • Clean out drain
    Patent number: D877864
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: March 10, 2020
    Inventor: John Kowalchuk
  • Connector for fire pipe
    Patent number: D892280
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: August 4, 2020
    Assignee: New Asiajoint Co., LTD.
    Inventors: Sang-Heon Lee, Dong-Il Han
  • Connector for fire pipe
    Patent number: D892281
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: August 4, 2020
    Assignee: New Asiajoint Co., LTD.
    Inventors: Sang-Heon Lee, Dong-Il Han
  • Air conditioning drain line trap
    Patent number: D892282
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: August 4, 2020
    Inventor: Brian Desilets
  • Gas sediment trap
    Patent number: D967354
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: October 18, 2022
    Inventor: Jonathan A. Martinez
  • Short-pipe p-trap
    Patent number: D974536
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: January 3, 2023
    Inventor: Armen Eloyan
  • Gas sediment trap
    Patent number: D980955
    Type: Grant
    Filed: November 19, 2022
    Date of Patent: March 14, 2023
    Inventor: Jonathan A. Martinez
  • Molded coolant hose
    Patent number: D982141
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: March 28, 2023
    Assignee: No Limit Enterprises, Inc.
    Inventor: Michael Dillehay
  • Nozzle cartridge for steam trap
    Patent number: D1018799
    Type: Grant
    Filed: July 30, 2022
    Date of Patent: March 19, 2024
    Assignee: STEAMGARD, LLC
    Inventors: Constantine N. Stavropoulos, Charles N. Miller
  • Water pan
    Patent number: D1018806
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: March 19, 2024
    Inventor: Yazhen Zhang
  • Trap cap for a piped chamber with trap for fluid distribution
    Patent number: D1045033
    Type: Grant
    Filed: February 6, 2022
    Date of Patent: October 1, 2024
    Assignee: Industrial Flow Solutions Operating, LLC
    Inventor: Stephane Dumonceaux
  • Steam trap
    Patent number: D1060617
    Type: Grant
    Filed: April 3, 2024
    Date of Patent: February 4, 2025
    Assignee: STEAMGARD, LLC
    Inventors: Constantine N. Stavropoulos, Charles N. Miller
  • Tube trap with tube trap base combination
    Patent number: D1061827
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: February 11, 2025
    Assignee: CAMELBAK PRODUCTS, LLC
    Inventors: Thomas Piper, Jenna Jin Kim