Twisted Or Spiral Curvature Patents (Class D21/821)
  • Spiral slide
    Patent number: D529980
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: October 10, 2006
    Assignee: Solowave Design Inc.
    Inventor: Frederick M. Rieber
  • Pool slide
    Patent number: D471946
    Type: Grant
    Filed: May 4, 2001
    Date of Patent: March 18, 2003
    Assignee: Inter-Fab Real Estate Corporation
    Inventor: Michael J. Hagerty
  • Water ride corkscrew feature
    Patent number: D548810
    Type: Grant
    Filed: March 2, 2006
    Date of Patent: August 14, 2007
    Inventor: Richard D. Hunter
  • Water ride corkscrew feature
    Patent number: D567322
    Type: Grant
    Filed: June 19, 2007
    Date of Patent: April 22, 2008
    Inventor: Richard D. Hunter
  • Slide
    Patent number: D573222
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: July 15, 2008
    Assignee: PlayStar, Inc.
    Inventors: Ernesto Huerta, Brian K. Zeilinger
  • Playground playcenter
    Patent number: D577408
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: September 23, 2008
    Assignee: Playpower LT Farmington, Inc.
    Inventors: Julie D. Ketcherside, Lloyd W. Reese, Brian B. Jenkins, Christopher Michael Newburry
  • Waterslide run-out bowl
    Patent number: D583895
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: December 30, 2008
    Assignee: Whitewater West Industries Ltd.
    Inventor: Marvin R. Hlynka
  • Playground playcenter
    Patent number: D594079
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: June 9, 2009
    Assignee: Playpower LT Farmington, Inc.
    Inventors: Julie D. Ketcherside, Lloyd W. Reese, Brian B. Jenkins, Christopher Michael Newburry
  • Slide
    Patent number: D629861
    Type: Grant
    Filed: April 7, 2009
    Date of Patent: December 28, 2010
    Inventors: David John Cuttell, Philip John Olive
  • Water slide
    Patent number: D703782
    Type: Grant
    Filed: January 28, 2013
    Date of Patent: April 29, 2014
    Assignee: S. R. Smith, LLC
    Inventor: William J. Svendsen
  • Spherical ride element having two inputs and two outputs
    Patent number: D705377
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 20, 2014
    Assignee: Whitewater West Industries, Ltd.
    Inventor: Daniel Brassard
  • Spherical ride element having two inputs and one output
    Patent number: D705378
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 20, 2014
    Assignee: Whitewater West Industries Ltd.
    Inventor: Daniel Brassard
  • Spherical ride element having one input and two outputs
    Patent number: D705379
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 20, 2014
    Assignee: Whitewater West Industries Ltd.
    Inventor: Daniel Brassard
  • Spherical ride element having right-sided openings
    Patent number: D705380
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 20, 2014
    Assignee: Whitewater West Industries Ltd.
    Inventor: Daniel Brassard
  • Bowl ride element
    Patent number: D705381
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 20, 2014
    Assignee: Whitewater West Industries Ltd.
    Inventor: Daniel Brassard
  • Spherical ride element having left-sided openings
    Patent number: D705382
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 20, 2014
    Inventor: Daniel Brassard
  • Open flume ride element
    Patent number: D705882
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 27, 2014
    Inventor: Daniel Brassard
  • Closed flume ride element
    Patent number: D705883
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 27, 2014
    Inventor: Daniel Brassard
  • Water slide
    Patent number: D731018
    Type: Grant
    Filed: March 18, 2014
    Date of Patent: June 2, 2015
    Assignee: S.R. Smith, LLC
    Inventor: William J. Svendsen
  • Water slide
    Patent number: D760856
    Type: Grant
    Filed: May 5, 2015
    Date of Patent: July 5, 2016
    Assignee: S.R. SMITH, LLC
    Inventor: William J. Svendsen
  • Water slide
    Patent number: D771213
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: November 8, 2016
    Assignee: POLIN SU PARKLARI VE HAVUZ SISTEMLERI ANONIM SIRKETI
    Inventor: Ali Sinan Ozturk
  • Water slide
    Patent number: D779010
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: February 14, 2017
    Assignee: POLIN SU PARKLARI VE HAVUZ SISTEMLERI ANONIM SIRKETI
    Inventor: Ali Sinan Ozturk
  • Water ride
    Patent number: D809618
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: February 6, 2018
    Assignee: ProSlide Technology, Inc.
    Inventor: Richard D. Hunter
  • Water ride
    Patent number: D819155
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: May 29, 2018
    Assignee: Proslide Technology Inc.
    Inventor: Richard D. Hunter
  • Water ride
    Patent number: D819156
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: May 29, 2018
    Assignee: Proslide Technology Inc.
    Inventors: Richard D. Hunter, Raymond T. Smegal
  • Water slide
    Patent number: D838799
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: January 22, 2019
    Assignee: POLIN SU PARKLARI VE HAVUZ SISTEMLERI ANONIM SIRKETI
    Inventors: Emre Ozsoz, Ezgi Altunay
  • Water slide
    Patent number: D838800
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: January 22, 2019
    Assignee: POLIN SU PARKLARI VE HAVUZ SISTEMLERI ANONIM SIRKETI
    Inventors: Emre Ozsoz, Utku Onursal Gulistanoglu
  • Water ride
    Patent number: D844732
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: April 2, 2019
    Assignee: ProSlide Technology Inc.
    Inventor: Richard D. Hunter
  • Looping ride element
    Patent number: D855136
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: July 30, 2019
    Assignee: Whitewater West Industries Ltd.
    Inventors: Rick Briggs, Geoff Chutter, Claudio Barrera, Andrey Khomovskiy, Bruce Bradley
  • Waterslide
    Patent number: D872207
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: January 7, 2020
    Assignee: POLIN SU PARKLARI VE HAVUZ SISTEMLERI ANONIM SIRKETI
    Inventors: Utku Onursal Gulistanoglu, Atalay Batuhan Soral, Volkan Sekreter
  • Playground apparatus
    Patent number: D925685
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: July 20, 2021
    Assignee: Lappset Group Oy
    Inventors: Risto Lahdenperä, Toni Keskitalo
  • Climbing structure
    Patent number: D958282
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: July 19, 2022
    Inventors: Peter Christian Loevfold Groenfeldt, Sophie Lambert
  • Water ride
    Patent number: D972060
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: December 6, 2022
    Assignee: ProSlide Technology Inc.
    Inventor: Richard D. Hunter
  • Water ride
    Patent number: D1024249
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: April 23, 2024
    Assignee: ProSlide Technology Inc.
    Inventor: Richard D. Hunter