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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, |
|
|
|
2539034, |
|
|
|
3915494, |
|
|
|
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 |
4573736, |
Dec 22 1983 |
|
Chair for handicapped persons |
4632455, |
Mar 21 1985 |
|
Chair with occupant assisting features |
4690457, |
Jul 01 1986 |
Steridyne Corporation |
Chair with lift assistance mechanism |
4778217, |
Feb 17 1987 |
|
Orthopedic chair |
4838612, |
Jul 26 1988 |
CINTIQUE LIMITED |
Occupant-arising assist chair |
4907303, |
Sep 26 1985 |
|
Orthopedic chair |
4929022, |
Feb 23 1989 |
BOB SOLOMON CORPORATION |
Chair having lift apparatus |
4979726, |
Feb 23 1989 |
|
Chair having lift apparatus |
5082327, |
Oct 19 1990 |
|
Lift apparatus for use with a chair |
5108202, |
Jul 15 1987 |
|
Wheel chairs |
5316370, |
Nov 16 1992 |
CAREX HEALTH BRANDS CANADA INC |
Seat assist |
5498064, |
Sep 14 1993 |
|
Seat unit |
5513867, |
Aug 24 1993 |
The University of Utah Research Foundation |
Seat-lift wheelchair |
5673970, |
Nov 19 1996 |
|
Pivoting seat and footrest chair |
6113188, |
Dec 24 1997 |
|
Portable seating assist device |
6425634, |
Jan 19 2001 |
|
Assist apparatus for patients in a wheelchair |
6454285, |
Mar 21 2000 |
|
Ergonomic wheelchair with patient lifting mechanism |
6851751, |
Sep 29 2003 |
|
Wheelchair seat lift apparatus |
7000988, |
Aug 12 2003 |
BRESSLER, PETER |
Lift chair |
7165778, |
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 |
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Maintenance Fee Events |
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Maintenance Schedule |
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