Chair with heart opening

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Description

FIG. 1 is an upper perspective view of a chair with heart opening in accordance with our new design;

FIG. 2 is a lower perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict portions of the chair with heart opening that form no part of the claimed design.

Claims

The ornamental design for a chair with heart opening as shown and described.

Referenced Cited
U.S. Patent Documents
D174927 June 1955 Shannon
2745468 May 1956 Kramer
2808875 October 1957 Bargen
D197643 March 1964 Kramer
3883176 May 1975 Morton
D256070 July 29, 1980 Fejer
D289120 April 7, 1987 Chadwick et al.
D295585 May 10, 1988 Mulhauser
D307221 April 17, 1990 Mudge
D307837 May 15, 1990 Grant
5076646 December 31, 1991 Matte
5338099 August 16, 1994 Ishi et al.
D355090 February 7, 1995 Ivicevic
D360083 July 11, 1995 Lohmeyer
5499413 March 19, 1996 Van Hekken
D368399 April 2, 1996 Buffon
5868468 February 9, 1999 Wang
D428273 July 18, 2000 Ohl
6196632 March 6, 2001 De Lucchi
D448190 September 25, 2001 Chang
D471729 March 18, 2003 Glass
D471730 March 18, 2003 Schloss
D473407 April 22, 2003 Ross
D477921 August 5, 2003 Bosman et al.
6634717 October 21, 2003 Kown
D499260 December 7, 2004 Glass et al.
D503559 April 5, 2005 Glass et al.
D512252 December 6, 2005 Glass et al.
D513911 January 31, 2006 Glass et al.
D514339 February 7, 2006 Glass
D514343 February 7, 2006 Pilcher
7014268 March 21, 2006 Socha et al.
D521283 May 23, 2006 Glass et al.
D521757 May 30, 2006 Glass et al.
D526134 August 8, 2006 Glass et al.
D527554 September 5, 2006 Jones
7114782 October 3, 2006 Ambasz
7147284 December 12, 2006 Mills et al.
D544230 June 12, 2007 Glass
D547980 August 7, 2007 Glass et al.
D549018 August 21, 2007 Glass et al.
D553380 October 23, 2007 Natuzzi
D566979 April 22, 2008 Cox et al.
7380879 June 3, 2008 Fletcher et al.
D572049 July 1, 2008 Kerr
D572928 July 15, 2008 Rittfeldt et al.
D589725 April 7, 2009 Adams et al.
7552975 June 30, 2009 Maier et al.
D597758 August 11, 2009 Barrett et al.
7600820 October 13, 2009 Bouche et al.
D608103 January 19, 2010 Adams et al.
D609489 February 9, 2010 Adams et al.
D611740 March 16, 2010 Koh
D622073 August 24, 2010 Igarashi
7837161 November 23, 2010 Chase
D644863 September 13, 2011 James
D646085 October 4, 2011 Overthun et al.
D648561 November 15, 2011 Johansson
D648564 November 15, 2011 Johansson
D659444 May 15, 2012 James
D683558 June 4, 2013 Rada et al.
D686032 July 16, 2013 Glass et al.
D686439 July 23, 2013 Glass et al.
D686857 July 30, 2013 Fletcher
D686859 July 30, 2013 Fletcher
D690147 September 24, 2013 Meyer
8540315 September 24, 2013 Piretti
8616640 December 31, 2013 Van Hekken
D706067 June 3, 2014 Romero
D707461 June 24, 2014 Rada et al.
8757725 June 24, 2014 Schneider et al.
8777321 July 15, 2014 Masunaga et al.
9044099 June 2, 2015 Bouche
9055817 June 16, 2015 Weber et al.
D742153 November 3, 2015 Hui et al.
D743180 November 17, 2015 Mehaffey et al.
D759414 June 21, 2016 Mehaffey et al.
D764850 August 30, 2016 Davidson et al.
D766639 September 20, 2016 Glass et al.
D767296 September 27, 2016 Chen
D796883 September 12, 2017 Mehaffey et al.
D801096 October 31, 2017 Grabowski et al.
D801097 October 31, 2017 Grabowski et al.
D801098 October 31, 2017 Farber
9801470 October 31, 2017 Mehaffey et al.
D802348 November 14, 2017 Grabowski et al.
9814316 November 14, 2017 Kassanoff et al.
D804231 December 5, 2017 Koh
D808677 January 30, 2018 Grabowski et al.
D808678 January 30, 2018 Grabowski et al.
D809315 February 6, 2018 Grabowski et al.
D809814 February 13, 2018 Liao
D811789 March 6, 2018 Fletcher
D818732 May 29, 2018 Grabowski et al.
D821793 July 3, 2018 Ludwig et al.
D833193 November 13, 2018 Mehaffey et al.
D836929 January 1, 2019 Fletcher et al.
D840704 February 19, 2019 Grabowski et al.
D840705 February 19, 2019 Grabowski et al.
D840706 February 19, 2019 Grabowski et al.
D844357 April 2, 2019 Buffon
D856699 August 20, 2019 Grabowski et al.
D857415 August 27, 2019 Grabowski et al.
D868494 December 3, 2019 Grabowski et al.
D870481 December 24, 2019 Lee
10537180 January 21, 2020 Fletcher et al.
D878124 March 17, 2020 Su
D878125 March 17, 2020 Su
D878783 March 24, 2020 Oxley
10610021 April 7, 2020 Toland et al.
10624458 April 21, 2020 Turowski
D887192 June 16, 2020 Cantarutti
D908382 January 26, 2021 Iwasaki
D912429 March 9, 2021 Bergsma
D915097 April 6, 2021 Yu
D921393 June 8, 2021 Nouvel et al.
D927879 August 17, 2021 Lin
D928541 August 24, 2021 Lin
D931650 September 28, 2021 Kim
11166556 November 9, 2021 Freisleben et al.
D939851 January 4, 2022 Nouvel et al.
D946157 March 15, 2022 Moller
11266244 March 8, 2022 Barrett
11439235 September 13, 2022 Taylor, II et al.
11607043 March 21, 2023 Zhu
D988742 June 13, 2023 Slaatto
D1022507 April 16, 2024 Gam
D1033105 July 2, 2024 Carr
D1059103 January 28, 2025 Machin
D1073351 May 6, 2025 Sun
D1073352 May 6, 2025 Wang
D1104514 December 9, 2025 Zhang
D1113195 February 17, 2026 Samikkannu
20080116727 May 22, 2008 Cox et al.
20080238165 October 2, 2008 Freestone et al.
20090195047 August 6, 2009 Bouche
20120086258 April 12, 2012 Fletcher et al.
20120267923 October 25, 2012 Bouche
20140077573 March 20, 2014 Schneider et al.
20140252823 September 11, 2014 Risdall
20140252824 September 11, 2014 Saint Pierre
20210022512 January 28, 2021 Vertuca, III et al.
20220304470 September 29, 2022 Ha et al.
20220330703 October 20, 2022 Fernandez
20230133461 May 4, 2023 Gibilterra et al.
20250359678 November 27, 2025 Samikkannu
Foreign Patent Documents
9308 June 2009 AT
PI0400083 September 2005 BR
201349787 November 2009 CN
201577837 September 2010 CN
101991289 March 2011 CN
202234098 May 2012 CN
102772019 November 2012 CN
202653611 January 2013 CN
203073631 July 2013 CN
205568389 September 2016 CN
206659522 November 2017 CN
105105540 September 2018 CN
208114373 November 2018 CN
209421444 September 2019 CN
210204059 March 2020 CN
212280608 January 2021 CN
212325915 January 2021 CN
112890495 June 2021 CN
213487913 June 2021 CN
213524550 June 2021 CN
214760135 November 2021 CN
216723671 June 2022 CN
216822414 June 2022 CN
217743553 November 2022 CN
9300705 November 1993 DE
202004016238 January 2005 DE
10352610 June 2005 DE
10353955 June 2005 DE
202007010030 September 2007 DE
202008005940 September 2008 DE
202010007149 August 2010 DE
202010011365 October 2010 DE
202010014916 March 2011 DE
202012100257 May 2012 DE
102013218211 March 2015 DE
102016222653 May 2018 DE
1680981 March 2008 EP
1897467 March 2008 EP
1790254 April 2008 EP
1665956 May 2008 EP
1987738 April 2010 EP
2165628 April 2011 EP
2443966 April 2012 EP
2233042 May 2012 EP
2153752 March 2015 EP
2900107 August 2015 EP
3017720 May 2016 EP
2893840 June 2016 EP
3085273 June 2017 EP
3151704 June 2018 EP
3987978 April 2022 EP
2462496 February 2010 GB
3098245 September 2003 JP
3617350 February 2005 JP
2006271622 October 2006 JP
2006314420 November 2006 JP
4094287 June 2008 JP
2012090786 May 2012 JP
5416562 February 2014 JP
5432218 March 2014 JP
2020168142 October 2020 JP
7086543 June 2022 JP
3242284 June 2023 JP
7288810 June 2023 JP
200360243 August 2004 KR
200388355 June 2005 KR
200438240 February 2008 KR
1020090124227 December 2009 KR
101517350 May 2015 KR
101598473 February 2016 KR
1020190081417 July 2019 KR
200493915 June 2021 KR
102286614 August 2021 KR
200494454 October 2021 KR
102400029 May 2022 KR
1020220147283 November 2022 KR
1020230008495 January 2023 KR
M297201 September 2006 TW
WO 2011/029161 March 2011 WO
WO 2022/177111 August 2022 WO
WO 2022/182254 September 2022 WO
Other references
  • A2S, “Flex C-Shape Chair,” Brochure accessed on the Internet at: https://www.a2s.com/en_GB/product-data-sheet/251/Product%20spec%203heet-7854.pdf?inline=1 (Oct. 31 2020).
  • A2S, “Flex,” Brochure accessed on the Internet at: https://www.a2s.com/PDF%20Printmedien/Englisch_EN/A2S_EN_product_folder_FLEX.pdf (Jun. 2018).
  • Academia, “Infuse Series,” Brochure accessed on the Internet at: https://academiafurniture.com/uploads/catalogs/2019-ACA-Digital-Catalog-reduced.pdf 2019.
  • Agiro—Swing, Simon Contract Furnishings accessed on the Internet at: https://simon-objekt.de/produkt/agiro (2022).
  • Chair—U.S. Trademark Reg. No. 3,527,273 (Nov. 4, 2008).
  • Columbia, “Omnia Chairs,” Brochure accessed on the Internet at: https://www.columbiamfginc.com/sites/default/files/ColumbiaCatalog-web.pdf (Dec. 25, 2021).
  • Gressco, “Kiboo—the air cushion chair,” Brochure accessed on the Internet at: https://user-ynws2gd.cld.bz/Gressco-HABA/kiboo-Chairs-Brochure (2017).
  • Lakeshore, “Flex-Space, Ergo Bounce,” Brochure accessed on the Internet at: https://www.lakeshorelearning.com/resources/catalog-request (Dec. 2022).
  • Schülertische & -stühle, “Ergo Star,” Brochure accessed on the Internet at: https://www.haweco-einrichtungen.de/downloads/2018/9_schuelertisch_schuelerstuhl.pdf (Dec. 2018).
  • Smith System, “Numbers Chair + Desk Suite,” Brochure accessed on the Internet at: httgs://smithsystem.com/humbers-brochure-download (2022).
  • Smith System, “Numbers Stack Chair,” Brocnure accessed on the Internet at: https://smithsystem.wpenginepowered.com/wp-content/uploads/2022/05/SS_22845-22849_22839_Numbers_StackChair.pdf (Apr. 2022).
  • VS America, “Jumper,” Brochure accessed on the Internet at: https://vsamerica.com/media/campaigns/jumper/Jumper%20Brochure%20Web.pdf (Jun. 1, 2019).
  • VS America, “Pantoswing,” Brochure accessed on the Internet at: https://vsamerica.com/media/Katalog-VPC_PK_US/Downloads/PSwing-LuPo-Schul_TY_US.pdf (2020).
  • VS, “Jumper Ply Four,” Brochure accessed on the Internet at: https://www.vs.de/kataloge/gesamtkatalog/en/details/166236/jumper-ply-four (Dec. 8, 2021).
  • VS, “PantoSwing-LuPo Forward-flexing cantilever student chair,” Brochure accessed on the Internet at: https://vsamerica.com/media/Gesamtkatalog_PK_US/Downloads/PSwing-LuPo-Schul_TY_US.pdf (Sep. 12, 2021).
  • Allied, “Allied Furniture Collections Catalog, Aero Collection,” found at: https://signatureschoolproducts.com/media/graphics/manufacturer-catalogs/allied-catalog.pdf (publicly available prior to Mar. 8, 2023).
  • Dawson, “Automatic Wide Application Big HDPE Product Extrusion Blow Molding Machines Plastic Chair Making Machine,” Found at: https://www.dawson-plastic.com/Automatic-Wide-Application-Big-HDPE-Product-Extrusion-Blow-Molding-Machines-Plastic-Chair-Making-Machine-pd709111788.html (publicly available prior to Mar. 8, 2023).
  • Demco, “School Classroom Solutions Catalog 2022, Tidal Stack Chairs,” found at: https://issuu.com/demcoinc/docs/school_classroom_solutions_catalog_cb_0722 (Jul. 7, 2022).
  • Ebay, “Modernist Lakeshore Flex-Space Ergo Bounce Cantilever Chair,” found at: https://www.ebay.com/itm/225661639804 (publicly available prior to Mar. 8, 2023).
  • School Specialty, Classroom Select NeoClass Chair, Found at: https://select.schoolspecialty.com/classroom-select-neoclass-chair-4000349 (publicly available prior to Mar. 8, 2023).
  • VS, “Jumper Air Move, Height-adjustable swivel chair for students,” found at: www.vs-furniture.com (publicly available prior to Mar. 8, 2023).
  • VS, “Jumper Ply Move, Height-adjustable swivel chair for students,” found at: www.vs-furniture.com (publicly available prior to Mar. 8, 2023).
  • VS, “PantoMove-LuPo, Star-foot chair—the ergonomic seating solution,” found at: www.vs-furniture.com (publicly available prior to Mar. 8, 2023).
  • VS, “PantoMove-VF, Star-foot chair—the ergonomic seating solution,” found at: www.vs-furniture.com (publicly available prior to Mar. 8, 2023).
  • “Modern Pleasingly Style Schcoi Study Chair Piastic Student Chair” found at: https://cnschoolfurniture.en.made-in-china.com/product/mNxEneByYLcW/China-Modern-Pleasingly-Style-School-Study-Chair-Plastic-Student-Chair.html (publicly available prior to Mar. 8, 2023).
  • “New high school student plastic chairs teacher PP chair,” found at: https://www.labfurhitures.com/New-high-school-studeht-plastic-chairs-teacher-PP-chair-p390.html (publicly available prior to Mar. 8, 2023).
  • “Student Rocker Chairs—Euroflex Cantilever Rocker by USA Capitol,” found at: https://signatureschoolproducts.com/student-rocker-chairs-euroerX-cantilever-rocker-by-usa-capitol (publicly available prior to Mar. 8, 2023).
  • “VS PantoSwing-Lupo Pupil Chair,” found at: https://www.nortekgroup.co.uk/product/vs-pantoswing-lupo-pupil-chair/ (publicly available prior to Mar. 8, 2023).
  • “Contemporary visitor chair Pantoswing-VF,” found at: https://www.archiexpo.com/prod/vs/product-102800-1350469.html (publicly available prior to Mar. 8, 2023).
  • “Hierarchy Collection by MooreCo,” found at: https://www.nationalbusinessfurniture.com/mooreco/hierarchy (publicly available prior to Mar. 8, 2023).
  • “PantoFlex Chair,” found at: http://www.bishopinteriors.co.nz/product/3900/ (publicly available prior to Mar. 8, 2023).
  • “FFL Reverse Cantilever Chair,” found at: https://miencompany.com/product/ffl-reverse-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Reverse Cantilever Chair,” found at: https://www.formbasefurniture.com/mata-chairs (publicly available prior to Mar. 8, 2023).
  • “Oval Tube Leg Comfortable Plastic College Stacking Cantilever Chair Tsl-8241,” found at: https://ykbzgm.en.made-in-china.com/product/iNcnFWMPBhK/China-Oval-Tube-Leg-Comfortable-Plastic-College-Stacking-Cantilever-Chair-Tsl-8241.html (publicly available prior to Mar. 8, 2023).
  • “Evolve Cantilever Stack Chair w/ Poly Seat/Back,” found at: https://www.k-log.com/9roduct-ecd-sb (publicly available prior to Mar. 8, 2023).
  • “Antique School Classroom Chair Plywood Student Chairs Apple Black Yellow Gold Red White Orange Blue OEM Steel Wood Box Living,” found at: https://www.alibaba.com/product-detail/Antique-School-Classroom-Chair-Plywood-Student_1600468459737.html (publicly available prior to Mar. 8, 2023).
  • “Level-LuPo,” found at: https://www.levelcertified.eu/certified-products/seating/all/level-lupo/ (publicly available prior to Mar. 8, 2023).
  • “New Design comfortable modern plastic school chair for school student,” found at: https://www.alibaba.com/product-detail/New-Design-comfortable-modern-plastic-school_1600440289477.html (publicly available prior to Mar. 8, 2023).
  • “Mata Reverse Cantilever Education Chair,” found at: https://www.mikeodwyerofficefurniture.co.uk/education-seating-chairs-for-schools-colleges-universities/544-mata-reverse-cantilever-education-chairs.html (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Stack Chair, 18″ Seat Height,”found at: https://nextgenfurniture.com/products/intellect-wave-cantilever-stack-chair-18-seat-height-free-shipping (publicly available prior to Mar. 8, 2023).
  • “Haba Pro solit:sit® Swing Model “B” Plastic Skid Chairs,” found at: https://gresscoltd.com/solit-sitr-plastic-skid-chair-swing-model-b-by-haba-178023.html (publicly available prior to Mar. 8, 2023).
  • “Alma Cantilever,” found at: https://reedfurniture.com.au/collections/classroom-chairs/products/alma-cantilever (publicly available prior to Mar. 8, 2023).
  • “Yoga,” found at: https://www.burotime.com/en/yoga (publicly available prior to Mar. 8, 2023).
  • “Mata Cantilever—School Chair (Size 4 Junior Seat)—Grey PP,” found at: https://www.nexusinteriors.com.au/product/mata-cantilever-school-chair-size-4-junior-seat-grey-pp-2/ (publicly available prior to Mar. 8, 2023).
  • “Ariah Chair—Reverse Cantilever,” found at: https://www.abaxkf.com.au/product/ariah-reverse-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Moore Hierarchy Cantilever School Chair, Height, Chrome Frame, Navy Shell,” found at: https://www.sears.com/mooreco-hierarchy-cantilever-school-chair-18inch-height-chrome-frame/p-A116243254?sid=ISxMP3xSOxGGxDTxSURF (publicly available prior to Mar. 8, 2023).
  • “Shanfeng Modern Design OEM Child School Furniture Chair Trade Metal Plastic School Chair,” found at: https://www.alibaba.com/product-detail/Shanfeng-Modern-Design-OEM-Child-School_1600467663259.html (publicly available prior to Mar. 8, 2023).
  • “Maxima C Chair,” found at: https://officeline.com.au/products/maXima-c-chair (publicly available prior to Mar. 8, 2023).
  • “Mata Cantilever Student Chair,” found at: https://cdffurniture.com.au/product/mata-cantilever-student-chair/ (publicly available prior to Mar. 8, 2023).
  • “Pantoswing LuPo chair by Verner Panton, 1990,” found at: https://www.intondo.com/en/products/30452/seating/chairs/pantoswing-lupo-chair-by-verner-panton-1990s?utm_campaign=BarnebysShopping%28Horrizontal%29&utm_source=Barnebys&utm_source_platform=Barnebys&utm_medium=Shopping&utm_marketing_tactic=Prospecting&sly_id=SC1W5IUqnd7L9fAyghbl (publicly available prior to Mar. 8, 2023).
  • “ILPOedu,” found at; https://www.ilpospa.com/ilpo-edu/ (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Stacking Classroom Chair,” found at: https://www.wayfair.com/school-furniture-and-supplies/pdp/ki-furniture-intellect-wave-15-cantilever-classroom-chair-lblm1194.html (publicly available prior to Mar. 8, 2023).
  • “School chair Diamond,” found at: https://www.archiexpo.com/prod/omsi-srl/product-190819-2341493.html (publicly available prior to Mar. 8, 2023).
  • “EuroFlex Stackable Cantilever Chair—USACapitol,” found at: https://www.todaysclassroom.com/euroflex-stackable-cantilever-chair-usacapitol/ (publicly available prior to Mar. 8, 2023).
  • “KI Intellect Wave Series Classroom Cantilever Chair,” found at: https://www.schoolandofficedirect.com/product/ki-intellect-wave-series-classroom-cantilever-stackable-chair/ (publicly available prior to Mar. 8, 2023).
  • ““EN Classic” Reverse Cantilever Student Chair,” found at: https://www.kirkhouse.co.uk/en-reverse-cantilever-chair.html (publicly available prior to Mar. 8, 2023).
  • “Furniture First Marvel Visitors Chairs for Office Restaurant and Multipurpose Use Plastic-Black,” found at: https://www.amazon.in/FURNlTURE-FlRST-Furniture-Visitors-Chairs-Black/dp/B01M7VJAX5 (publicly available prior to Mar. 8, 2023).
  • “Factory Price School Classroom Furniture Student Metal Single Study Desk and Chair,” found at: https://www.alibaba.com/product-detail/Factory-Price-School-Classroom-Furniture-Students_1600690345428.html?spm=a2700.7724857.0.0.2507717dAjreXK (publicly available prior to Mar. 8, 2023).
  • “VS America Quickship Program,” found at: https://vsamerica.com/quickship (publicly available prior to Mar. 8, 2023).
  • “Pro Chair C frame,” found at: https://floetotto.com/en/education/products/pro-chair-c-frame (publicly available prior to Mar. 8, 2023).
  • “Evo Reverse Cantilever Chair,” found at: https://huddlefurniture.co.uk/product/evo-reverse-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Shapes Series Mobile School Chair (18″ Seat Height),” found at: https://www.learniture.com/p/shapes-series-mobiIe-school-chair-18-seat-height78734 (publicly available prior to Mar. 8, 2023).
  • “FX Student Chair,” found at: https://empirefurniture.com.au/product/fX-student-chair/ (publicly available prior to Mar. 8, 2023).
  • “Classroom Select Contemporary Cantilever Chair,” found at: https://www.schoolspecialty.com/classroom-select-contemporary-cantilever-chair-4000122 (publicly available prior to Mar. 8, 2023).
  • “Jumper Air Active Chair,” found at: https://the-emerald-group.myshopify.com/products/jumper-air-active-Chair (publicly available prior to Mar. 8, 2023).
  • “Jumper Air Active,” found at: http://www.c2c-centre.com/product/interior-design-furniture/jumperairactive (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Café Stool,” found at: https://nextgenfurniture.com/collections/lab-science-stools/products/intellect-wave-cafe-stool-24-seat-height-free-shipping (publicly available prior to Mar. 8, 2023).
  • “HON Smartlink Cantilever Stack Chair,” found at: https://www.schoolandofficedirect.com/product/hon-smartlink-cantilever-stack-chair/ (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Student Chair,” found at: https://www.nationalbusinessfurniture.com/intellect-wave-cantilever-student-chair-18h-seat-51013?option=51013_3 (publicly available prior to Mar. 8, 2023).
  • “Mobel Form Chair Blue,” found at: https://www.officefurniturewarehouse.co.nz/products/form-cafe-chair-blue (publicly available prior to Mar. 8, 2023).
  • “EWS.3 Cantilever Chair,” found at: https://einrichtwerk.com/Products/Chairs-Seating/Cantilever-Chair/ (publicly available prior to Mar. 8, 2023).
  • “Furniture solutions,” found at: https://omsi.it/product-category/school-en/furniture-solutions/?lang=en (publicly available prior to Mar. 8, 2023).
  • “HON-SmartLink-HSSCL-18B.E.RE.PLAT-045-001,” found at: http://www.pemcofurniture.com/hon-smartlink-hsscl-18b-e-re-plat-045-001/ (publicly available prior to Mar. 8, 2023).
  • “Virco Analogy Rocking Chair,” found at: https://www.schoolandofficedirect.com/product/virco-analogy-rocking-chair/ (publicly available prior to Mar. 8, 2023).
  • “Reverse Cantilever,” found at: https://arc-chair.com/products/p/reversecantilever (publicly available prior to Mar. 8, 2023.
  • “Legend Cantilever Stack Chair,” found at: https://www.k-log.com/product-pal-l (publicly available prior to Mar. 8, 2023).
  • “GEO Ergonomic Skid Base School Chair,” found at: https://www.officeboffins.co.uk/geo-ergonomic-skid-base-school-chairs.html (publicly available prior to Mar. 8, 2023).
  • “Finish Selections—Scholar Craft,” found at: https://www.scholarcraft.com/finish-selections (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave® Classroom Cantilever Chair,” found at: https://www.officechairsusa.com/intellect-wave-classroom-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “University teacher chairs pp plastic chair school furniture,” found at: https://www.tradechina.com/university-teacher-chairs-pp-plastic-chair-school_246709258.html (publicly available prior to Mar. 8, 2023).
  • “Childwood—School / College Furniture,” found at: https://www.childwood.in/school-college-furniture.html (publicly available prior to Mar. 8, 2023).
  • “High Quality Self Develop Plastic Mold School Chairs for Kids,” found at: https://tableau.en.made-in-china.com/product/lvkxQwfKbyrz/China-High-Quality-Self-Develop-Plastic-Mold-School-Chairs-for-Kids.html (publicly available prior to Mar. 8, 2023).
  • “Ergoform Chair by Spaceforme,” found at: http://www.space-os.co.uk/educational-furniture/ergoform-chair-spaceforme.html (publicly available prior to Mar. 8, 2023).
  • “Chair Furniture School Study Plastic Seating Chair for School Library,” found at: https://m.alibaba.com/product/60527046761/Chair-Furniture-School-Study-Plastic-Seating.html?spm=a2706.7843667.0.0.39ae3954Pqos7k&prepage1=enalibaba%3A%2F%2FoneSight%3Fbiz%3Dseo%26keyword%3Dschool%20library%20chairs (publicly available prior to Mar. 8, 2023).
  • “PantoSwing-VF,” found at: https://www.designerpages.com/products/1451722/ (publicly available prior to Mar. 8, 2023).
  • “Student Seating Plastic Office Factory Chair Durable Anti-Rust Non-Slip Furniture,” found at: https://jhzhongyi.en.made-in-china.com/product/tdVTWcaBCUkv/China-Student-Seating-Plastic-Office-Factory-Chair-Durable-Anti-Rust-Non-Slip-Furniture.html (publicly available prior to Mar. 8, 2023).
  • “High Bounce Air Fresh Plastic Metal School Lab Classroom Office Nylon Caster Chair Seating,” found at: https://jhzhongyi.en.made-in-china.com/product/odMtreCjyYcB/China-High-Bouhce-Air-Fresh-Plastic-Metal-School-Lab-Classroom-Office-Nylon-Caster-Chair-Seating.html (publicly available prior to Mar. 8, 2023).
  • “VS Pantoswing Lupo Student Chair,” found at: https://schoolfurniture.ca/products/pantoswing-student-chair (publicly available prior to Mar. 8, 2023).
  • “Usac catalogue,” found at: http://www.paperclipsinc.com/catalogs/usac.pdf (publicly available prior to Mar. 8, 2023).
  • “Cantilever Chair Glides,” found at: https://www.carpin.com/cantilever-chair-glides.html (publicly available prior to Mar. 8, 2023).
  • “Keen Education Furniture Seating,” found at: https://keened.com.au/collections/seating (publicly available prior to Mar. 8, 2023).
  • “Turkmen Exporters,” found at: https://turkmenexporters.com.tm/en/Belent-Akaba?show=products&cc=1381&i=1 (publicly available prior to Mar. 8, 2023).
  • “Felis chair with Z-shaped legs,” found at: https://tisam.bg/mebel-dlja-uchebnyh-uchrezhdenij-ru/mebel-dlja-stolovoj-ru/stul-felisa-z-z-obraznymi-nozhkami-22010-ru (publicly available prior to Mar. 8, 2023).
  • “PantoSWing Lupo Chair,” found at: https://www.grandvintage.it/english/pantonswing-lupo-Chair-by-verner-panton.html (publicly available prior to Mar. 8, 2023).
  • “Stapelbare Stoel Ergoswing (Sledemodel),” found at: https://projectmeubelshop.nl/products/stapelbare-stoel-ergoswing-sledemodel/ (publicly available prior to Mar. 8, 2023).
  • “School Chair Size 3,” found at: https://grabcad.com/library/school-chair-size-3-1 (publicly available prior to Mar. 8, 2023).
  • “Public Z,” found at: https://ncp.no/en/products/chairs/public-z/ (publicly available prior to Mar. 8, 2023).
  • “Cantilever Chair (Alphabet),” found at: https://catalog.artcobell.com/products/cantilever-chair (publicly available prior to Mar. 8, 2023).
  • “Cantilever Chair (Discover),” found at: https://catalog.artcobell.com/products/cantilever-chair-discover (publicly available prior to Mar. 8, 2023).
  • “Hierarchy Cantilever Chair,” found at; https://www.moorecoinc.com/product/hierarchy-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Flavors® Cantilever Chair,” found at: https://smithsystem.com/furniture/flavors-sled-chair/ (publicly available prior to Mar. 8, 2023).
  • Paragon Furniture, “A&D Ready Chairs & Stools,” found at: https://www.paragoninc.com/ready-classroom-chairs-stools/ (publicly available prior to Mar. 8, 2023).
  • “5400 series,” found at: https://www.scholarcraft.com/2thrive/ovation-3400-series-student-chair (publicly available prior to Mar. 8, 2023).
  • “Zuma Series Rocking Chair,” found at: https://www.virco.com/zuma-series-rocking-chair (publicly available prior to Mar. 8, 2023).
  • “Zed Series Cantilever School Chair—14″ Seat Height,” found at: https://www.schoolsin.com/acaz64.html?gclid=EAlalQobChMlxrPw9rns_wlVYejjBx3tnQwyEAQYBCABEgLGVfD_BwE (publicly available prior to Mar. 8, 2023).
  • “School Chairs,” found at: https://www.schoolsin.com/school-chairs.html (publicly available prior to Mar. 8, 2023).
  • “School Chairs,” https://www.schooloutfitters.com/catalog/default/cPath/CAT2_CAT26 (publicly available prior to Mar. 8, 2023).
  • “Groove® Cantilever Chair w/ 18″H Seat,” found at: https://www.k-log.com/product-srve-18l (publicly available prior to Mar. 8, 2023).
  • “Shapes Series Cantilever School Chair,” found at: https://www.schooloutfitters.com/catalog/product_family_info/pfam_id/PFAM49957 (publicly available prior to Mar. 8, 2023).
  • “Hierarchy Cantilever School Chair,18″ Height, Chrome Frame, Navy Shell,” found at: https://www.bisonoffice.com/hierarchy-cahtilever-school-chair-18-height-chrome-frame-navy-shell/BG3274329/9/?bo=14192 (publicly available prior to Mar. 8, 2023).
  • “Theorem Cantilever Chair,” found at: https://smithsystem.com/furniture/theorem-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Mooreco Seed Cantilever Chair,” found at: https://www.moorecoinc.com/product/mooreco-seed-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Virco Analogy Cantilever Chair,” found at: https://www.schoolandofficedirect.com/product/virco-analogy-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Student Chair—18″H Seat,” found at: https://www.nationalbusinessfurniture.com/intellect-wave-cantilever-student-chair-18h-seat-51013?option=51013_3 (publicly available prior to Mar. 8, 2023).
  • “A&D Ready Chairs & Stools,” found at: https://www.paragoninc.com/ready-classroom-chairs-stools/ (publicly available prior to Mar. 8, 2023).
  • “Acrux-H Student Chair,” found at: https://connectanatolia.com/ac03-5750-acrux-h-student-chair (publicly available prior to Mar 8, 2023).
  • “Columbia Seating(Omnia),” found at: https://www.columbiamfginc.com/seating?[0]=field_product_series%3A31 (publicly available prior to Mar. 8, 2023).
  • “Flex” found at: https://www.a2s.com/en_GB/search/query/FLEX?dt=1706875211028 (publicly available prior to Mar. 8, 2023).
  • “Flex C-Shape Chair Model 7854,” found at: https://www.a2s.com/en_GB/product-details/251/flex-c-shape-chair (publicly available prior to Mar. 8, 2023).
  • “Grand Vintage,” found at: https://www.grandvintage.it/english/ (publicly available prior to Mar. 8, 2023).
  • “Heirarchy Chairs,” found at: https://www.nationalbusinessfurniture.com/search?criteria=HEIRARCHY (publicly available prior to Mar. 8, 2023).
  • “Inspiration School Chair,” found at: https://academiafurniture.com/products/ergonomic-school-chair (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Stack Chair, 13″ Seat Height,” found at: https://nextgenfurniture.com/products/intellect-wave-cantilever-stack-chair-13-seat-height-free-shipping?_pos=6&_sid=3039190ee&_ss=r (publicly available prior to Mar. 8, 2023).
  • “Lakeshore Chairs & Seating,” found at: https://www.lakeshorelearning.com/products/classroom-furniture/chairs-seating/N/692204875/page-1/sort-best/num-96/?view=grid&update-filter=4049659910 (publicly available prior to Mar. 8, 2023).
  • “Numbers Cantilever Chair,” found at: https://smithsystem.com/furniture/numbers-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Schooloutfitters Chair Catalogue,” found at: https://www.schooloutfitters.com/catalog/search_results.php?keywords=CHAIR (publicly available prior to Mar. 8, 2023).
  • “Schoolsin Chair Catalogue,” found at: https://www.schoolsin.com/SEARCH.html?Search=SCHOOL+CHAIRS (publicly available prior to Mar. 8, 2023).
  • “Smithsystem Seatings,” https://smithsystem.com/furniture-types/seating/ (publicly available prior to Mar. 8, 2023).
  • “School Classroom Cantilever Plastic Seat Student Chair,” found at: https://tableau.en.made-in-china.com/product/YZqTsdGoZArI/China-School-Classroom-Cantilever-Plastic-Seat-Student-Chair.html (publicly available prior to Mar. 8, 2023).
  • “Keen Education Furniture Seating Catalogue,” found at: https://keened.com.au/collections/seating (publicly available prior to Mar. 8, 2023).
  • “Shapes Series School Chair (14″ H),” found at: https://www.schooloutfitters.com/catalog/product_info/pfam_id/PFAM49943/products_id/PRO66467 (publicly available prior to Mar. 8, 2023).
  • “USACapitol Furnitures,” found at: https://www.usacapitol.com/ (publicly available prior to Mar. 8, 2023).
  • “Zuma Series Rocking Chair,” found at: https://virco.com/zuma-series-rocking-chair (publicly available prior to Mar. 8, 2023).
  • “Zed Series Cantilever School Chair—14″ Seat Height,” found at: https://www.schoolsin.com/aca-z64.html?ngclid=EAlalQobChMlxrPw9rns_wlVYejjBX3tnwyEAQYBCABEgLGVfD_BwE (publicly available prior to Mar. 8, 2023).
  • “Bohai Seating,” found at: http://www.bohaimotor.com/enxj/ (publicly available prior to Mar. 8, 2023).
  • “FFL Reverse Cantilever,” found at: Chairhttps://miencompany.com/product/ffl-reverse-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “School Seating, Infuse Series,” found at: https://academiafurniture.com/products/ergonomic-school-chair (publicly available prior to Mar. 8, 2023) .
  • Explorer Cantilever Chair w/ Chrome Frame, found at: https://www.vastmarket.com/alumni-vaex-l (publicly available prior to Mar. 8, 2023).
  • “Essay Student Chair,” found at: https://www.kimballinternational.com/all/seating/stools-and-sit-to-stand/Essay.html?cat=education-brands&subcat=education-brands-national (publicly available prior to Mar. 8, 2023).
  • “Agiro Swing Chair,” found at: https://simon-objekt.de/produkt/agiro (publicly available prior to Mar. 8, 2023).
  • “Hierarchy Cantilever School Chair Height, Chrome Frame, Grey Shell,” found at: https://www.bisonoffice.com/hierarchy-cantilever-school-chair-14-inch-height-chrome-frame-grey-shell/BG3274347/p/?bo=14192 (publicly available prior to Mar. 8, 2023).
  • “Numbers Stack Chair,” found at: https://smithsystem.com/furniture/numbers-cantilever-chair/ (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Chair, 18 in. seat height,” found at: https://www.shifflerequip.com/intellect-wave-cantilever-chair-large-18-in-seat-height-chrome-book-rack/ (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Chair, 13 in. seat height,” found at: https://www.shifflerequip.com/intellect-wave-cantilever-chair-13-in-seat-height-chrome-frame/ (publicly available prior to Mar. 8, 2023).
  • “Flex-Space Ergo Bounce Cantilever Chairs,” found at: https://www.lakeshorelearning.com/products/classroom-furniture/chairs-seating/flex-space-ergo-bounce-cantilever-chairs-/p/LC763/ (publicly available prior to Mar. 8, 2023).
  • “Flavors® Cantilever Chair w/ 18″H Seat,” found at: https://www.k-log.com/product-smat-18l (publicly available prior to Mar. 8, 2023).
  • “Hierarchy Cantilever Chairs—MooreCo,” found at: https://signatureschoolproducts.com/hierarchy-cantilever-chairs-balt (publicly available prior to Mar. 8, 2023).
  • “Classroom Select Contemporary Cantilever Chair,” found at: https://www.schoolspecialty.com/classroom-select-cantilever-chair-1496320 (publicly available prior to Mar. 8, 2023).
  • “Zuma Series Cantilever Chair,” found at: https://integrityfurniture.com/products/virco-zuma-series-cantilever-chair (publicly available prior to Mar. 8, 2023).
  • “Intellect Wave Cantilever Stack Chair,” found at: https://nextgenfurniture.com/products/intellect-wave-cantilever-stack-chair-free-shipping (publicly available prior to Mar. 8, 2023).
  • “Haba Pro Kibbo Air Cushion Cantilever Chair,” found at: https://gresscoltd.com/haba-grow-upp-mirror-large-131258.html (publicly available prior to Mar. 8, 2023).
  • “Whistler Cantilever Chairs,” found at: https://develop.jmcfurniture.com/product/whistler-cantilever-chairs-4/ (publicly available prior to Mar. 8, 2023).
Patent History
Patent number: D1146451
Type: Grant
Filed: Mar 8, 2023
Date of Patent: Sep 8, 2026
Assignee: AMTAB Manufacturing Corporation (Bensenville, IL)
Inventors: Steven Samikkannu (Bensenville, IL), Ian G. Hegner (Bensenville, IL), Nicholas P. Kraus (Bensenville, IL)
Primary Examiner: Paul D Bohannon
Application Number: 29/886,409
Classifications
Current U.S. Class: D6/716