Riser block
Description
Claims
I claim the ornamental design for a riser block, as shown and described.
Referenced Cited
U.S. Patent Documents
D307575 | May 1, 1990 | Gano |
20060162483 | July 27, 2006 | Bowers |
Patent History
Patent number: D555569
Type: Grant
Filed: Apr 5, 2006
Date of Patent: Nov 20, 2007
Inventor: Charles Leo Buettner (Ramsey, MN)
Primary Examiner: Holly H. Baynham
Assistant Examiner: Sheryl Friedman
Attorney: Michael A. Mochinski
Application Number: 29/257,502
Type: Grant
Filed: Apr 5, 2006
Date of Patent: Nov 20, 2007
Inventor: Charles Leo Buettner (Ramsey, MN)
Primary Examiner: Holly H. Baynham
Assistant Examiner: Sheryl Friedman
Attorney: Michael A. Mochinski
Application Number: 29/257,502
Classifications
Current U.S. Class:
Bracket Or Support (41) (D12/223)