Sprinkler

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Description

FIG. 1 is a perspective view of a sprinkler showing my design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line drawing of the sprinkler base in FIG. 1 is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D164770 October 1951 Griswold
D180472 June 1957 Cowen
211876 February 1879 Wolff et al.
D225328 December 1972 Margrill
D232088 July 1974 Margrill
1758767 May 1930 Taggart
2670992 March 1954 Long
2937812 May 1960 Cook
4498627 February 12, 1985 Arginsky
5022588 June 11, 1991 Haase
Other references
  • Copy of catalogue page, L. Wolff Manufacturing Co.; date unknown but prior to 1996. Business card, J. Oldani, date unknown but prior to 1996, illustrating prior sprinkler design (circle). Photographs of Oldani sprinkler design, date unknown but prior to 1996.
Patent History
Patent number: D403743
Type: Grant
Filed: Apr 8, 1997
Date of Patent: Jan 5, 1999
Inventor: Cyr W. Smith (Green Lake, WI)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Robin V. Taylor
Law Firm: DeWitt Ross & Stevens S.C.
Application Number: 0/70,744