Step stool
Latest Hsiang Fu Chia Enterprise Co., Ltd. Patents:
Description
Claims
The ornamental design for a step stool, as shown and described.
Referenced Cited
Patent History
Patent number: D650185
Type: Grant
Filed: Mar 31, 2011
Date of Patent: Dec 13, 2011
Assignee: Hsiang Fu Chia Enterprise Co., Ltd. (Changhua County)
Inventor: Chiung Yueh Hsu (Hemei Township, Changhua County)
Primary Examiner: Sandra Snapp
Attorney: Leong C. Lei
Application Number: 29/388,604
Type: Grant
Filed: Mar 31, 2011
Date of Patent: Dec 13, 2011
Assignee: Hsiang Fu Chia Enterprise Co., Ltd. (Changhua County)
Inventor: Chiung Yueh Hsu (Hemei Township, Changhua County)
Primary Examiner: Sandra Snapp
Attorney: Leong C. Lei
Application Number: 29/388,604
Classifications
Current U.S. Class:
D6/349