PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D650600
|
Priority
Mar 31 2011
|
Filed
Mar 31 2011
|
Issued
Dec 20 2011
|
Expiry
Dec 20 2025
|
|
Assg.orig
|
|
Entity
unknown
|
6
|
9
|
n/a
|
|
|
The ornamental design for a step stool, as shown and described.
|
FIG. 1 is a front perspective view of a step stool showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left elevational view thereof;
FIG. 5 is a right elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Hsu, Chiung Yueh
Patent |
Priority |
Assignee |
Title |
3559761, |
|
|
|
3599750, |
|
|
|
184390, |
|
|
|
216508, |
|
|
|
D244494, |
Feb 23 1968 |
SECURITY PACIFIC BUSINESS CREDIT INC , A DE CORP |
Step stool |
D262419, |
Dec 31 1979 |
JUDD PATRICIA ANN |
Combined step and stool |
D524069, |
Feb 16 2005 |
Seville Classics, Inc. |
Step stool |
D570125, |
Mar 27 2006 |
Cramer LLC |
Step stool |
D640878, |
Feb 16 2011 |
|
Wheeled step stool |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a