Step stool
Latest Cramer Inc. Patents:
Description
Claims
The ornamental design for the step stool, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D232499 | August 1974 | Martinellini |
D234477 | March 1975 | Lockhardt |
D234933 | April 1975 | Burke |
4580607 | April 8, 1986 | Cantele |
5243903 | September 14, 1993 | Blackmer et al. |
D396357 | July 28, 1998 | Perrin et al. |
D403517 | January 5, 1999 | Perrin et al. |
D411055 | June 15, 1999 | Perrin et al. |
D564244 | March 18, 2008 | Ikaheimo |
- “Polar Table Design: Pearson Lloyd”, Accessed at “http://www.tacchini.it/site/downloads/foto—eng.php” on Sep. 18, 2008, (2007), 3 pgs.
Patent History
Patent number: D586574
Type: Grant
Filed: Sep 10, 2007
Date of Patent: Feb 17, 2009
Assignee: Cramer Inc. (North Kansas City, MO)
Inventor: Jean Francois Gomrée (Minneapolis, MN)
Primary Examiner: Sandra Snapp
Attorney: Schwegman, Lundberg & Woessner, P.A.
Application Number: 29/284,515
Type: Grant
Filed: Sep 10, 2007
Date of Patent: Feb 17, 2009
Assignee: Cramer Inc. (North Kansas City, MO)
Inventor: Jean Francois Gomrée (Minneapolis, MN)
Primary Examiner: Sandra Snapp
Attorney: Schwegman, Lundberg & Woessner, P.A.
Application Number: 29/284,515
Classifications
Current U.S. Class:
D6/350