3 tier riser

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Description

FIG. 1 is a front perspective view of a 3 tier riser, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a left-side elevational view of the invention, the right-side elevational view being a mirror image thereof.

Claims

The ornamental design for the 3 tier riser, as shown and described.

Referenced Cited
U.S. Patent Documents
D149046 March 1948 Blumenthal et al.
D239901 May 1976 Goulder
D244323 May 17, 1977 Stone
D254941 May 13, 1980 Simmons
D263534 March 30, 1982 Markus
4760800 August 2, 1988 Hanson
D300395 March 28, 1989 Emery, Jr.
D406962 March 23, 1999 Simpson, II
D603187 November 3, 2009 Conway
D774597 December 20, 2016 Lowery
D813952 March 27, 2018 Siepmann
D814217 April 3, 2018 Clayton
D830746 October 16, 2018 Johnson
D859039 September 10, 2019 Pedersen
D883720 May 12, 2020 Johnson
20100330240 December 30, 2010 Jeffery
Patent History
Patent number: D913023
Type: Grant
Filed: Dec 9, 2019
Date of Patent: Mar 16, 2021
Inventor: Cliff Chiang (Woodinville, WA)
Primary Examiner: Kelley A Donnelly
Application Number: 29/716,316
Classifications
Current U.S. Class: D6/678.2