Knob and escutcheon portions of a thumb turn latch

- The Eastern Company
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Description

FIG. 1 is perspective view of knob and escutcheon portions of a thumb turn latch showing our new design;

FIG. 2 is a front elevational view thereof, on an enlarged scale;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a right side elevational view thereof, it being understood that the left side view is a mirror image of the right side view.

The broken-line disclosure of elements of a thumb turn latch is provided for illustrative purposes only and forms no part of the claimed design.

Claims

We claim the ornamental design for knob and escutcheon portions of a thumb turn latch, as shown and described.

Referenced Cited
U.S. Patent Documents
D435781 January 2, 2001 Freck
2585643 February 1952 Feldman
4014573 March 29, 1977 Lehnoff
5027629 July 2, 1991 Liu
5265454 November 30, 1993 Crocco et al.
5586796 December 24, 1996 Fraser
6170305 January 9, 2001 Shan
Other references
  • Illinois Lock Company “Full Line Catalog” p. 7, 8, 22, 27 showing LD614, TL7058 & KL137 Cam Locks, Wheeling, IL. 60090, dated at least as early as Jun., 2000.
Patent History
Patent number: D451780
Type: Grant
Filed: Mar 9, 2001
Date of Patent: Dec 11, 2001
Assignee: The Eastern Company (Wheeling, IL)
Inventors: Timothy P. Laabs (Palatine, IL), Michael O. Misner (Lake Villa, IL)
Primary Examiner: B. J. Bullock
Attorney, Agent or Law Firm: David A. Burge
Application Number: 29/138,238
Classifications
Current U.S. Class: D8/307
International Classification: 0806;