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Patent
D699634
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Priority
Sep 12 2011
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Filed
Sep 12 2011
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Issued
Feb 18 2014
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Expiry
Feb 18 2028
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Assg.orig
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Entity
unknown
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17
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13
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n/a
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The ornamental design for a four-wheeled trolley, as shown and described.
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FIG. 1 is a perspective view showing the trolley;
FIG. 2 is a front view showing the trolley;
FIG. 3 is a back view showing the trolley;
FIG. 4 is a left-side view showing the trolley;
FIG. 5 is a right-side view showing the trolley;
FIG. 6 is a top view showing the trolley; and,
FIG. 7 is an end view showing the trolley.
The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design.
Wu, Ching-Tsang
Patent |
Priority |
Assignee |
Title |
10568800, |
Nov 06 2012 |
Medline Industries, LP |
Rollator |
10639226, |
Feb 23 2017 |
Zenith, LLC |
Mobility assistance apparatus |
10695257, |
Apr 09 2015 |
Medline Industries, LP |
Collapsible rolling walker |
11166867, |
Apr 09 2015 |
Medline Industries, LP |
Collapsible rolling walker |
11559459, |
Feb 16 2021 |
Drive DeVilbiss Healthcare |
Rollator |
11766378, |
Feb 16 2021 |
Drive DeVilbiss Healthcare |
Rollator |
D819503, |
Jul 06 2017 |
Taiwan An I Co., Ltd.; A & I INDUSTRIES LTD SHUNDE FOSHAN |
Suspension wheelchair |
D845841, |
Jul 31 2017 |
ARTIFEX CO , LTD |
Walking frame |
D851543, |
Aug 18 2017 |
More Joyful Living, LLC |
Stroller rollator |
D857561, |
Mar 28 2018 |
Medline Industries, LP |
Rollator |
D908550, |
Mar 28 2018 |
Medline Industries, LP |
Rollator |
D943465, |
Mar 28 2018 |
Medline Industries, LP |
Rollator |
D943466, |
Jun 29 2018 |
|
Part of a rollator frame |
D976763, |
Feb 10 2021 |
Drive DeVilbiss Healthcare |
Rollator |
ER6691, |
|
|
|
ER8566, |
|
|
|
ER9308, |
|
|
|
Patent |
Priority |
Assignee |
Title |
4211309, |
Apr 12 1978 |
|
Invalid walker with improved brake means |
4341381, |
Feb 23 1981 |
|
Invalid walker |
7484740, |
Jul 01 2005 |
|
Projection and actuation device for a walking stabilizer |
20070034243, |
|
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|
D281771, |
Jul 05 1983 |
|
Folding wheeled walker |
D289507, |
Oct 13 1983 |
AHLBERG REHAB AKTIEBOLAG |
Wheeled walking frame |
D360174, |
Aug 30 1993 |
Dolomite AB |
Rolling walker |
D367833, |
Oct 26 1994 |
Dolomite AB |
Rolling walker |
D372890, |
Dec 01 1994 |
Etac Ab |
Rolling walker |
D396437, |
Aug 09 1996 |
Liko Research and Development AB |
Walker |
D503909, |
Jan 13 2004 |
ACCESS VITAL AS |
Walker |
D519423, |
Sep 17 2004 |
ACCESS VITAL AS |
Walker |
D560563, |
May 02 2003 |
Dolomite AB |
Rolling walker |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a