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Class Information
Number: 297/440.12
Name: Chairs and seats > Having detachably interfitting parts or components; i.e., knockdown > Sheet material folded to form a chair or seat
Description: Device in which two components are formed from a piece of stiff or semirigid material such as cardboard, plastic, sheet metal, etc., wherein the piece includes hinge or score lines therein to allow the piece to be folded along the score or hinge lines to form a seating device.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7540041 |
Collapsible toilet |
Jun. 2, 2009 |
| 7472960 |
Recyclable event chair |
Jan. 6, 2009 |
| 7346948 |
Basic bed lounge |
Mar. 25, 2008 |
| 6997513 |
Chair for healthy sitting |
Feb. 14, 2006 |
| 6969120 |
Foldable baby's chair |
Nov. 29, 2005 |
| 6629734 |
Foldable stool |
Oct. 7, 2003 |
| 6206473 |
Apparatus and method for constructing knockdown furniture from paperboard material and the like |
Mar. 27, 2001 |
| 6161901 |
Foldable furniture structures and sets thereof |
Dec. 19, 2000 |
| 6126239 |
Ready to assemble furniture construction including frameless self-supporting panel members |
Oct. 3, 2000 |
| 6079772 |
Seat |
Jun. 27, 2000 |
| 6048032 |
Lightweight, waterproof and foldable seat which can also function as a support |
Apr. 11, 2000 |
| 6036269 |
Collapsible footstool |
Mar. 14, 2000 |
| 5913571 |
Marine seating apparatus |
Jun. 22, 1999 |
| 5904410 |
Model furniture system |
May. 18, 1999 |
| 5860704 |
Furniture construction with rigid foldable material |
Jan. 19, 1999 |
| 5855412 |
Combination diaper bag and shopping cart seat cushion |
Jan. 5, 1999 |
| 5829830 |
Support insert for a highchair |
Nov. 3, 1998 |
| 5816659 |
Temporary seat for vehicles |
Oct. 6, 1998 |
| 5795027 |
Furniture made of foldable materials |
Aug. 18, 1998 |
| 5752743 |
Folding furniture construction |
May. 19, 1998 |
| 5711572 |
Foldable table and seat assembly |
Jan. 27, 1998 |
| 5697675 |
Portable collapsible stool |
Dec. 16, 1997 |
| 5682623 |
Portable, collapsible toilet |
Nov. 4, 1997 |
| 5681083 |
Flat furniture component with foldable frame members |
Oct. 28, 1997 |
| 5580131 |
Folding chair |
Dec. 3, 1996 |
| 5463965 |
Paperboard support structure for supporting a load |
Nov. 7, 1995 |
| 5445435 |
Corrugated temporary seat |
Aug. 29, 1995 |
| 5423098 |
Bed lounge |
Jun. 13, 1995 |
| 5382081 |
Foldable, portable seat structure |
Jan. 17, 1995 |
| 4984848 |
Collapsible disposable chair |
Jan. 15, 1991 |
| 4970831 |
Shape-adjustable bearing structure |
Nov. 20, 1990 |
| 4934756 |
Cardboard furniture |
Jun. 19, 1990 |
| 4877292 |
Improved unitary disposable chair with comfort-contoured inner reinforcement |
Oct. 31, 1989 |
| 4875737 |
Disassemblable corrugated board backed chair |
Oct. 24, 1989 |
| 4841882 |
Articles of foldable furniture |
Jun. 27, 1989 |
| 4813744 |
Collapsible disposable chair |
Mar. 21, 1989 |
| 4811987 |
Unitary disposable chair, formable from fiberboard in one pass with minimal waste, and quickly set up |
Mar. 14, 1989 |
| 4804230 |
Infant carrier |
Feb. 14, 1989 |
| 4648658 |
Collapsible chair |
Mar. 10, 1987 |
| 4556253 |
Disposable chair |
Dec. 3, 1985 |
| 4546941 |
Foldable support structure of cardboard, plastic and the like |
Oct. 15, 1985 |
| 4533179 |
Portable seating assembly |
Aug. 6, 1985 |
| 4385782 |
Folding seat structure |
May. 31, 1983 |
| 4340251 |
Knockdown seats of folded sheet material |
Jul. 20, 1982 |
| 4334710 |
Collapsible, portable dental chair |
Jun. 15, 1982 |
| 4085970 |
Paperboard chair of unitary construction |
Apr. 25, 1978 |
| 4025106 |
Collapsible chair |
May. 24, 1977 |
| 4006910 |
Folding seat |
Feb. 8, 1977 |
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