Lock shackle

- Master Lock Company
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Description

FIG. 1 is a top view of a lock shackle with five flat sides;

FIG. 2 is a side view of the lock shackle shown in FIG. 1, wherein each side is a mirror of the other;

FIG. 3 is a front view of the lock shackle of FIG. 1, wherein the front view and the back view are mirror images of each other; and,

FIG. 4 is a bottom view of the lock shackle of FIG. 1.

The portions of the Figures shown in phantom lines are not part of the claimed design but are for illustration only.

Claims

The ornamental design for a lock shackle, as shown and described.

Referenced Cited
U.S. Patent Documents
526740 October 1894 Rapaport
568701 September 1896 Roberts
D32638 May 1900 Voight
661560 November 1900 Stall
666231 January 1901 Lawson
767004 August 1904 Muchowicz
1016455 February 1912 Stone
1455770 May 1923 Anderson
1629388 May 1927 Jackson
1777424 October 1930 Mack
3395555 August 1968 Hickman
D212170 September 1968 Owen
3626729 December 1971 Fane
3830085 August 1974 Gerlach
5253496 October 19, 1993 Wang
5372019 December 13, 1994 Hsiao
D360125 July 11, 1995 Taylor
D392540 March 24, 1998 McDaid
5727405 March 17, 1998 Cromwell
D408261 April 20, 1999 Gregory
D433310 November 7, 2000 Luquire
D433311 November 7, 2000 Luquire
D454486 March 19, 2002 Striebel
6530248 March 11, 2003 Parker
D484777 January 6, 2004 Ruan
D489244 May 4, 2004 Vito
D491044 June 8, 2004 Vito
Patent History
Patent number: D533764
Type: Grant
Filed: Dec 7, 2005
Date of Patent: Dec 19, 2006
Assignee: Master Lock Company (Oak Creek, WI)
Inventor: John Heppner (Kenosha, WI)
Primary Examiner: Prabhakar Deshmukh
Attorney: Calfee, Halter, & Griswold LLP
Application Number: 29/244,549
Classifications
Current U.S. Class: D8/343; D8/334