Step stool
Latest Cosco Management, Inc. Patents:
Description
FIG. 1 is a perspective view of a step stool showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right-side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
Claims
The ornamental design for a step stool, as shown and described.
Referenced Cited
U.S. Patent Documents
D189419 | December 1960 | Bair |
D236244 | August 1975 | Lay |
Patent History
Patent number: D447572
Type: Grant
Filed: Jan 9, 2001
Date of Patent: Sep 4, 2001
Assignee: Cosco Management, Inc. (Wilmington, DE)
Inventor: M. Scot Rosko (Greenwood, IN)
Primary Examiner: Doris Clark
Attorney, Agent or Law Firm: Barnes & Thornburg
Application Number: 29/135,276
Type: Grant
Filed: Jan 9, 2001
Date of Patent: Sep 4, 2001
Assignee: Cosco Management, Inc. (Wilmington, DE)
Inventor: M. Scot Rosko (Greenwood, IN)
Primary Examiner: Doris Clark
Attorney, Agent or Law Firm: Barnes & Thornburg
Application Number: 29/135,276
Classifications