Lock

- Royal Lock Corporation
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Description

FIG. 1 is a perspective view;

FIG. 2 is a top view;

FIG. 3 is a side view, opposite from the side shown in FIG. 1; and,

FIG. 4 is a bottom view.

Referenced Cited
U.S. Patent Documents
D347382 May 31, 1994 Carruthers
D352887 November 29, 1994 Schlack
D361501 August 22, 1995 Myers
D364548 November 28, 1995 Platt
D364550 November 28, 1995 Myers
D365011 December 12, 1995 Myers
D371952 July 23, 1996 Evans
D388316 December 30, 1997 McDonough et al.
4006616 February 8, 1977 Rubner et al.
4239309 December 16, 1980 De Fouw et al.
4425770 January 17, 1984 Mentani et al.
4637667 January 20, 1987 Reid et al.
4715201 December 29, 1987 Craig
5199285 April 6, 1993 Lin
5249443 October 5, 1993 Anderson
5251467 October 12, 1993 Anderson
5265455 November 30, 1993 Grimmer
5491993 February 20, 1996 Anderson
Foreign Patent Documents
2120311 May 1982 GBX
Other references
  • Jan. 1, 1990, C.T. Johnson Enterprises Sales Literature.
Patent History
Patent number: D410190
Type: Grant
Filed: May 27, 1998
Date of Patent: May 25, 1999
Assignee: Royal Lock Corporation (Wauconda, IL)
Inventor: Lawrence L. Freck (Crystal Lake, IL)
Primary Examiner: Pamela Burgess
Law Firm: Michael, Best & Friedrich
Application Number: 0/88,545
Classifications
Current U.S. Class: D/8331
International Classification: 0807;