Ceiling panel hold down clip

- Keel Manufacturing, Inc.

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Description

FIG. 1 is a perspective view of the ceiling panel hold down clip showing the new design;

FIG. 2 is an end view;

FIG. 3 is a top view of the ceiling panel hold down clip showing the new design; and,

FIG. 4 is a side view of the ceiling panel hold down clip showing the new design; and,

FIG. 5 is a bottom view of the ceiling panel hold down clip showing the new design.

Referenced Cited
U.S. Patent Documents
1793127 February 1931 Osius
2638191 May 1953 Menosky
2845154 July 1958 Duffield
3815309 June 1974 Olsen
3834106 September 1974 Astedt et al.
4027454 June 7, 1977 Schuplin
4858409 August 22, 1989 Dunn
4873809 October 17, 1989 Paul
Other references
  • Label and picture showing Clamp for suspended ceiling manufactured by Convenience Concepts, Inc. of Addison, Illinois. (date unknown).
Patent History
Patent number: D421897
Type: Grant
Filed: Feb 21, 1997
Date of Patent: Mar 28, 2000
Assignee: Keel Manufacturing, Inc. (Sun Prairie, WI)
Inventors: Don M. Washecheck (Stoughton, WI), Noel R. Halverson (Stoughton, WI), Michael J. Wolfe (Portage, WI)
Primary Examiner: B. J. Bullock
Attorney: Sokol Law Office
Application Number: 0/66,933
Classifications
Current U.S. Class: D/8395
International Classification: 0808;