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Class Information
Number: 297/6
Name: Chairs and seats > With occupant-propelled walker or skater frame > Bottom movable to nonuse position
Description: Device wherein a bottom is movable to an inoperative position either by folding against the walker frame or by detaching from the walker frame, so as to permit the user to enter or leave the frame or to move to a standing position to propel the frame.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7316449 |
Expandable ambulatory walking device and method of use |
Jan. 8, 2008 |
| 7017924 |
Foldable baby walker |
Mar. 28, 2006 |
| 6976685 |
Wheeled car seat |
Dec. 20, 2005 |
| 6860281 |
Sitting and standing assist apparatus |
Mar. 1, 2005 |
| 6651994 |
Walker with movable carry basket |
Nov. 25, 2003 |
| 6401738 |
Collapsible power gait walker including a climbing and declining mechanism |
Jun. 11, 2002 |
| 6371142 |
Seated walker |
Apr. 16, 2002 |
| 6302126 |
Attachment for a walker |
Oct. 16, 2001 |
| 6296259 |
Child safety seat stroller |
Oct. 2, 2001 |
| 6145524 |
Stair climbing walker |
Nov. 14, 2000 |
| 5904168 |
Walker with an expandable seat |
May. 18, 1999 |
| 5882067 |
Rigid seat for folding invalid walker |
Mar. 16, 1999 |
| 5862825 |
Walker |
Jan. 26, 1999 |
| 5839706 |
Folding collapsible stand mounting structure for a baby walker |
Nov. 24, 1998 |
| 5823613 |
Circular walker |
Oct. 20, 1998 |
| 5732961 |
Baby walker training vehicle with floor engaging frame |
Mar. 31, 1998 |
| 5664266 |
Combination patient transporter chair or commode |
Sep. 9, 1997 |
| 5642748 |
Walker tray |
Jul. 1, 1997 |
| 5564724 |
Height adjustable baby walker with a base attached positioning device |
Oct. 15, 1996 |
| 5441289 |
Convertible walker/vehicle for a child |
Aug. 15, 1995 |
| 5417472 |
Arrangement in a wheeled appliance |
May. 23, 1995 |
| 5353824 |
Bifold seat for folding walker |
Oct. 11, 1994 |
| 5320122 |
Combined walker and wheelchair |
Jun. 14, 1994 |
| 5224721 |
Walker having folding and pivoting seat apparatus |
Jul. 6, 1993 |
| 5148559 |
Patient conveyance device |
Sep. 22, 1992 |
| 5040556 |
Walker |
Aug. 20, 1991 |
| 5031899 |
Height adjustment apparatus for infant walk support |
Jul. 16, 1991 |
| 5013032 |
Child walker-trainer |
May. 7, 1991 |
| 4953851 |
Safety mobilizer walker |
Sep. 4, 1990 |
| 4941708 |
Lifting apparatus |
Jul. 17, 1990 |
| 4907839 |
Walker with folding seat |
Mar. 13, 1990 |
| 4850641 |
Combination carrying pouch and seat for walkers |
Jul. 25, 1989 |
| 4826240 |
Adjustable seat |
May. 2, 1989 |
| 4800910 |
Walker |
Jan. 31, 1989 |
| 4799700 |
Collapsible walker |
Jan. 24, 1989 |
| 4643211 |
Collapsible walking frame having pivotal seat |
Feb. 17, 1987 |
| 4621804 |
Therapeutic roller/walker |
Nov. 11, 1986 |
| 4579359 |
Baby walker with safety brake |
Apr. 1, 1986 |
| 4576392 |
Height adjustment apparatus |
Mar. 18, 1986 |
| 4532948 |
Walker with a flexible seat |
Aug. 6, 1985 |
| 4452484 |
Walker |
Jun. 5, 1984 |
| 4415198 |
Seat for invalid walker |
Nov. 15, 1983 |
| 4345790 |
Walker with detachable seat |
Aug. 24, 1982 |
| 4314576 |
Universal self help aid apparatus for invalids |
Feb. 9, 1982 |
| 4266305 |
Wheelchair for transportation vehicles |
May. 12, 1981 |
| 4253678 |
Invalid walker |
Mar. 3, 1981 |
| 4251105 |
Mobility aid |
Feb. 17, 1981 |
| 4212493 |
Apparatus for assisting semi-invalid person to walk |
Jul. 15, 1980 |
| 4162101 |
Walker for invalid persons |
Jul. 24, 1979 |
| 4046374 |
Walking aid |
Sep. 6, 1977 |
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