TREA

with additional seat or additional legs for varying height of seat

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Industry

  • CPC
  • A47C3/38
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Parent Industries

AHUMAN NECESSITIES A47Furniture A47CCHAIRS SOFAS BEDS A47C3/00Chairs characterised by structural features Chairs or stools with rotatable or vertically-adjustable seats

Current Industry

A47C3/38with additional seat or additional legs for varying height of seat
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Back support
    • Patent number 10,863,827
    • Issue date Dec 15, 2020
    • Johanna Marowitz
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Seating system
    • Patent number 10,568,431
    • Issue date Feb 25, 2020
    • Smith System Manufacturing Company Inc.
    • Charles Risdall
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Seating system
    • Patent number 10,258,160
    • Issue date Apr 16, 2019
    • Smith System Manufacturing Company Inc.
    • Charles Risdall
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Dual height booster seat
    • Patent number 10,092,108
    • Issue date Oct 9, 2018
    • Ernest J. Varga
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Headrest folding apparatus
    • Patent number 9,980,570
    • Issue date May 29, 2018
    • Woobo Tech Co., Ltd.
    • Hae Il Jeong
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Chair having powered leg extension
    • Patent number 8,662,595
    • Issue date Mar 4, 2014
    • Hill-Rom Services, Inc.
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair
    • Patent number 8,414,074
    • Issue date Apr 9, 2013
    • Hill-Rom Services, Inc.
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair
    • Patent number 8,328,283
    • Issue date Dec 11, 2012
    • Hill-Rom Services, Inc.
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Portable device and method for raising the height of furniture
    • Patent number 7,681,847
    • Issue date Mar 23, 2010
    • Kabo, Inc.
    • Amir Levin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair
    • Patent number 7,600,817
    • Issue date Oct 13, 2009
    • Hill-Rom Services, Inc.
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable seat or table
    • Patent number 7,484,805
    • Issue date Feb 3, 2009
    • Matthew Charles Baum
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Support mechanism
    • Patent number 7,222,832
    • Issue date May 29, 2007
    • Orville V. Welker
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Oil hydraulic cylinder
    • Patent number 6,993,905
    • Issue date Feb 7, 2006
    • Kyung-Han Min
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Chair raiser
    • Patent number 6,929,328
    • Issue date Aug 16, 2005
    • Donald W. Snyder
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Furniture support system
    • Patent number 6,715,840
    • Issue date Apr 6, 2004
    • Ray O. Martin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Support device
    • Patent number 6,702,384
    • Issue date Mar 9, 2004
    • Christopher D. Brown
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Rocker recliner lift system
    • Patent number 6,702,382
    • Issue date Mar 9, 2004
    • Michael Hoover
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Pneumatic, ball-shaped chair
    • Patent number 6,447,070
    • Issue date Sep 10, 2002
    • June Ekman
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Barber/beauty chair
    • Patent number 6,155,642
    • Issue date Dec 5, 2000
    • Oohiro Works, Ltd.
    • Toshiaki Kawakami
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Foot of a piece of furniture or support
    • Patent number 6,027,086
    • Issue date Feb 22, 2000
    • Heitlinger; Karl-Leo
    • Karl-Leo Heitlinger
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair cushion
    • Patent number 6,022,075
    • Issue date Feb 8, 2000
    • Angeles Group Inc.
    • Douglas L. Blocker
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable furniture leg extension
    • Patent number 5,899,422
    • Issue date May 4, 1999
    • Wieland; Roman
    • Alan Eke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable furniture leg
    • Patent number 5,791,612
    • Issue date Aug 11, 1998
    • David Russell King
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Retrofit adjustable seat
    • Patent number 5,695,248
    • Issue date Dec 9, 1997
    • Dale A. Bell
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Adjustable foot for upholstered furniture
    • Patent number 5,687,940
    • Issue date Nov 18, 1997
    • England Corsair Upholstery Manufacturing Co., Inc.
    • Rodney D. England
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable chair
    • Patent number 5,667,274
    • Issue date Sep 16, 1997
    • Sanford Blackman
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair with adjustable legs
    • Patent number 5,536,068
    • Issue date Jul 16, 1996
    • Carex, Inc.
    • Steven Valentor
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Folding seating with selectively extendable legs
    • Patent number 5,522,642
    • Issue date Jun 4, 1996
    • William E. Herzog
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair
    • Patent number 5,516,197
    • Issue date May 14, 1996
    • Jim Condos
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Supporting platform
    • Patent number 5,402,737
    • Issue date Apr 4, 1995
    • Yukio Kanazawa
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

  • Information Patent Application

    SEATING SYSTEM
    • Publication number 20190191881
    • Publication date Jun 27, 2019
    • Smith System Manufacturing Company Inc.
    • Charles Risdall
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DUAL HEIGHT BOOSTER SEAT
    • Publication number 20160316914
    • Publication date Nov 3, 2016
    • Ernest J. Varga
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    FOLDING CHAIR RISER
    • Publication number 20130241261
    • Publication date Sep 19, 2013
    • Dean Joseph Wienke
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR HAVING POWERED LEG EXTENSION
    • Publication number 20130099546
    • Publication date Apr 25, 2013
    • HILL-ROM SERVICES, INC.
    • Kenneth L. KRAMER
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair
    • Publication number 20120043794
    • Publication date Feb 23, 2012
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    FURNITURE PROVIDED WITH LENGTH-ADJUSTABLE LEGS
    • Publication number 20100171012
    • Publication date Jul 8, 2010
    • Chuen-Jong Tseng
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    CHAIR
    • Publication number 20100022926
    • Publication date Jan 28, 2010
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Retrofit height adjustable seat
    • Publication number 20090322128
    • Publication date Dec 31, 2009
    • Dale A. Bell
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Adjustable seat or table
    • Publication number 20080150338
    • Publication date Jun 26, 2008
    • Matthew Charles Baum
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair with adjustable seat height
    • Publication number 20080023997
    • Publication date Jan 31, 2008
    • Tony Cantrell
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Multi-purpose variable height table and chairs
    • Publication number 20070261612
    • Publication date Nov 15, 2007
    • Nicholas Alcov
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Portable Device and Method for Raising the Height of Furniture
    • Publication number 20070221800
    • Publication date Sep 27, 2007
    • KABO, Inc.
    • Amir Levin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Chair
    • Publication number 20060087158
    • Publication date Apr 27, 2006
    • Kenneth L. Kramer
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Electric erecting chair
    • Publication number 20050264070
    • Publication date Dec 1, 2005
    • Chin-Chin Kao
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Support mechanism
    • Publication number 20050121960
    • Publication date Jun 9, 2005
    • Orville V. Welker
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    Oil hydraulic cylinder
    • Publication number 20030213665
    • Publication date Nov 20, 2003
    • Kyung-Han Min
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Furniture support system
    • Publication number 20020093237
    • Publication date Jul 18, 2002
    • Ray O. Martin
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Posturecubes
    • Publication number 20020079411
    • Publication date Jun 27, 2002
    • Andrei Pricope
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...