Ornamental louver

- Pinecrest, Inc.
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Description

FIG. 1 is a perspective view of a louver according to the principles of the present invention;

FIG. 2 is a left end view thereof, a right end view not being shown, as it is a mirror image of the left end view;

FIG. 3 is a front elevational view thereof, a rear elevational view not being shown, as it is a mirror image of the front elevational view; and,

FIG. 4 is a top plan view thereof, a bottom plan view not being shown, as it is a mirror image of the top plan view.

Referenced Cited
U.S. Patent Documents
D11311 July 1854 Ward
D304497 November 7, 1989 Briggs, Sr.
345689 July 1886 Hayes
2575004 November 1951 Condron, Jr.
2799061 July 1957 Hadary
4887391 December 19, 1989 Briggs, Sr.
4974362 December 4, 1990 Briggs, Sr.
Foreign Patent Documents
1558865 January 1969 FRX
6501514 August 1965 NLX
Other references
  • 2-page brochure re. the Pinecrest Light Shapers, .COPYRGT.Pinecrest, 1988.
Patent History
Patent number: D352857
Type: Grant
Filed: Oct 20, 1992
Date of Patent: Nov 29, 1994
Assignee: Pinecrest, Inc. (Minneapolis, MN)
Inventor: Russell H. Underdahl (Arden Hills, MN)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Monica R. Hannon
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt
Application Number: 0/656
Classifications
Current U.S. Class: D/6580; D/6575; D/6577