Ladder rung

- BRK Brands, Inc.
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Description

FIG. 1 is a perspective view of the ladder rung;

FIG. 2 is a front elevational view of the ladder rung;

FIG. 3 is a top plan view of the ladder rung;

FIG. 4 is a rear elevational view of the ladder rung; and,

FIG. 5 is a side elevational view of the ladder rung, the opposite side being a mirror image thereof.

The bottom of the disclosed ladder rung is unadorned and does not form part of the respective designs.

Referenced Cited
U.S. Patent Documents
190342 May 1877 Lake
D304376 October 31, 1989 Robertson
1196419 August 1916 Banyovits
1301734 April 1919 Patterson
1816702 July 1931 Small
1859984 May 1932 Reese
2223980 December 1940 Zent
2887261 May 1959 McGuire
3075612 January 1963 Gould
3307654 March 1967 Green et al.
3315762 April 1967 Torrey
3385399 May 1968 Burt
3696888 October 1972 Brandenberger
3727724 April 1973 Gilbert et al.
3834492 September 1974 Ronk
3858683 January 1975 Rachocki
3907064 September 1975 Svalberg et al.
3946834 March 30, 1976 Shafer et al.
4143741 March 13, 1979 Souza et al.
4157130 June 5, 1979 Aberer
4243121 January 6, 1981 Kiss et al.
4434871 March 6, 1984 Niedworok
4531612 July 30, 1985 Sandor
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4709783 December 1, 1987 Tomioka et al.
4778032 October 18, 1988 Takahashi
4867275 September 19, 1989 Islava et al.
4869342 September 26, 1989 Borst
Foreign Patent Documents
2059544 June 1972 DEX
751948 July 1980 SUX
Other references
  • MLM Machine and Metal Products, RES-Q-LADDER Merchandising Ideas, undated, 1 page. MLM Machine and Metal Products, RES-Q-LADDER Merchandising brochure, undated, 2 pages. MLM Machine and Metal Products, RES-Q-LADDER Advertising brochure, undated, 4 pages. MLM Machine and Metal Products, Comparison of 2-Story Fire Escape Ladders, presumed published in or about 1993, 1 page. MLM Machine and Metal Products, RES-Q-LADDER Price List, dated Dec., 1993, 1 page. Consomer Reports Article entitled "Fire-Escape Ladders: Making a fast exit easy", Oct. 1991, 1 page. Ameican LaFance Advertizing brochure, undated--4 pages. Dail Safety Ladder Corporation pricing sheet, undated, presumed published prior to Jan. 1, 1993, 1 page. All-Safe Inc. Fire Escape Ladder Manual, undated, 4 pages.
Patent History
Patent number: D371854
Type: Grant
Filed: Aug 12, 1994
Date of Patent: Jul 16, 1996
Assignee: BRK Brands, Inc. (Aurora, IL)
Inventors: Patrick Douglas (Chicago, IL), Don Jursich (Chicago, IL), Kenneth R. Fenne (Glen Ellyn, IL)
Primary Examiner: Antoine Duval Davis
Law Firm: Dressler, Goldsmith, Shore & Milnamow, Ltd.
Application Number: 0/27,078
Classifications
Current U.S. Class: Stair Tread, Step Or Ladder Rung (D25/69)