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Patent
D648248
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Priority
Sep 27 2010
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Filed
Sep 27 2010
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Issued
Nov 08 2011
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Expiry
Nov 08 2025
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Assg.orig
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Entity
unknown
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10
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38
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n/a
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The ornamental design for a wheelchair lift assist, as shown and described.
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FIG. 1 is a perspective view of a wheelchair lift assist showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken line showing of the wheelchair is included for the purpose of illustrating environment and forms no part of the claimed design.
Braaten, David
| Patent |
Priority |
Assignee |
Title |
| D699636, |
Jan 09 2013 |
|
Wheelchair lift assist mechanism |
| D720666, |
Nov 19 2013 |
ARMON LIMITED |
Handle for a buggy |
| D741755, |
Jul 16 2014 |
ArjoHuntleigh AB |
Leg lift |
| D765552, |
Jul 17 2014 |
ArjoHuntleigh AB |
Leg lift |
| D765564, |
Dec 06 2014 |
|
Thematic handle extension for wheeled device |
| D766140, |
Dec 12 2014 |
|
Adjustable telescoping wheelchair handle |
| D769777, |
Jun 05 2015 |
Centicare Corporation |
Wheelchair handle |
| D779388, |
Mar 03 2014 |
|
Tool for wheelchairs |
| D864042, |
Nov 21 2017 |
MOBILE STAIR LIFT CORP |
Electric stair chair |
| D904938, |
Sep 23 2019 |
|
Wheel chair dual hook support mechanism and rack |
| Patent |
Priority |
Assignee |
Title |
| 2442303, |
|
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|
| 2539034, |
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|
| 3915494, |
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|
| 3954195, |
Dec 11 1973 |
|
Lever systems particularly useful for furniture |
| 4455029, |
Apr 03 1981 |
|
Wheel chairs |
| 4519649, |
Mar 26 1982 |
Kanagawa Rehabilitation Center |
Wheelchair |
| 4569556, |
Dec 29 1983 |
IDC Medical |
Elevator device for wheelchair and wheelchair incorporating same |
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Chair for handicapped persons |
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Mar 21 1985 |
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Chair with occupant assisting features |
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Jul 01 1986 |
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Chair with lift assistance mechanism |
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Orthopedic chair |
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Jul 26 1988 |
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Occupant-arising assist chair |
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Orthopedic chair |
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Feb 23 1989 |
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Chair having lift apparatus |
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Chair having lift apparatus |
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Lift apparatus for use with a chair |
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Nov 16 1992 |
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Seat assist |
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Seat unit |
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Aug 24 1993 |
The University of Utah Research Foundation |
Seat-lift wheelchair |
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Portable seating assist device |
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|
Assist apparatus for patients in a wheelchair |
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|
Wheelchair seat lift apparatus |
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Aug 12 2003 |
BRESSLER, PETER |
Lift chair |
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Apr 24 2003 |
Rehabilitation Institute of Chicago |
Manually operable standing wheelchair |
| 7219960, |
Jun 12 1998 |
ZOYA, INC |
Lifting chair with moving arms |
| 7247128, |
Apr 03 2002 |
OGA CO , LTD |
Exercise assisting machine |
| 7255397, |
Aug 25 2004 |
Golden Technologies, Inc. |
Infrared sensing lift chair |
| 7306289, |
Dec 10 2003 |
Tomio, Kobayashi |
Seating apparatus with tilted surface and the chair with the same |
| 7434882, |
Nov 28 2005 |
|
Combination ergonomic chair and seat pivoting mechanism |
| 7669863, |
Jan 24 2006 |
Rensselaer Polytechnic Institute |
Walker with lift-assisting seat assembly |
| 7735926, |
Dec 09 2008 |
|
Chair lift |
| 20040201191, |
|
|
|
| D250442, |
Feb 11 1977 |
J. C. Sales & Mfg. Inc. |
Chair frame or similar article |
| D252658, |
Jul 26 1977 |
|
Portable seat |
| D323692, |
Sep 12 1988 |
LOVE, BRIAN |
Skating aid |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a