Stepladder
Latest Tricam Industries, Inc. Patents:
Description
Claims
We claim the ornamental design for stepladder, as shown.
Referenced Cited
U.S. Patent Documents
Other references
1283212 | October 1918 | Kloepfer et al. |
1778898 | October 1930 | Konigsberg |
2144440 | January 1939 | Gaffers |
2525104 | October 1950 | St. Cyr |
3085651 | April 1963 | Rich |
3269485 | August 1966 | Larson |
4027741 | June 7, 1977 | Derrick |
4204587 | May 27, 1980 | Larson |
4298093 | November 3, 1981 | Wing |
4371055 | February 1, 1983 | Ashton et al. |
4560030 | December 24, 1985 | Mucelli |
4834216 | May 30, 1989 | Wallick et al. |
D388882 | January 6, 1998 | Kain |
5722507 | March 3, 1998 | Kain |
5762163 | June 9, 1998 | Kain |
6026933 | February 22, 2000 | King et al. |
- Keller Product Catalog, 2000, 3 pages.
Patent History
Patent number: D554771
Type: Grant
Filed: Jun 12, 2006
Date of Patent: Nov 6, 2007
Assignee: Tricam Industries, Inc. (Eden Prairie, MN)
Inventors: Jeff Skubic (Elk River, MN), Jon Sommers (Eden Prairie, MN), Kirby Howard (Acworth, GA)
Primary Examiner: Doris Clark
Attorney: Patterson, Thuente, Skaar & Christensen, P.A.
Application Number: 29/261,282
Type: Grant
Filed: Jun 12, 2006
Date of Patent: Nov 6, 2007
Assignee: Tricam Industries, Inc. (Eden Prairie, MN)
Inventors: Jeff Skubic (Elk River, MN), Jon Sommers (Eden Prairie, MN), Kirby Howard (Acworth, GA)
Primary Examiner: Doris Clark
Attorney: Patterson, Thuente, Skaar & Christensen, P.A.
Application Number: 29/261,282
Classifications
Current U.S. Class:
Ladder (D25/64)