Muscular strengthening device

Knapp February 22, 2

Patent Grant D633157

U.S. patent number D633,157 [Application Number D/353,637] was granted by the patent office on 2011-02-22 for muscular strengthening device. Invention is credited to Adam C. Knapp.


United States Patent D633,157
Knapp February 22, 2011

Muscular strengthening device

Claims

CLAIM The ornamental design for a muscular strengthening device, as shown and described.
Inventors: Knapp; Adam C. (West Salem, OH)
Appl. No.: D/353,637
Filed: January 12, 2010

Current U.S. Class: D21/684
Current International Class: 2102
Field of Search: ;D21/662,684,692-694 ;482/44,49,82,109,114,118,119,121,126,128,139,141 ;D8/303

References Cited [Referenced By]

U.S. Patent Documents
1026215 May 1912 Korth
4262898 April 1981 Lee
D264737 June 1982 Cooper
4433364 February 1984 Noble
4558864 December 1985 Medwedeff
4623141 November 1986 Salvino
4714245 December 1987 Cho
4753434 June 1988 Salvino
4798377 January 1989 White
4943047 July 1990 Noble
5060934 October 1991 Winston
5308299 May 1994 Winston
5360385 November 1994 Wang
5409436 April 1995 Chang
5472400 December 1995 Royer
5599256 February 1997 Hughes, Jr.
5833580 November 1998 Chiu
D431060 September 2000 Wyrick
7077787 July 2006 Wiesman
D626188 October 2010 Bisson
Primary Examiner: Krakower; Susan E
Attorney, Agent or Firm: Crossley Patent Law Crossley; Mark A.

Description



FIG. 1 is a right elevation view of a muscular strengthening device showing my new design, the opposite side being a mirror image of the shown;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

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

FIG. 6 is an isometric view thereof.

* * * * *


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