Lighting unit

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a bottom perspective view of a lighting unit showing my new design;

FIG. 2 is an end view of the lighting unit of FIG. 1, the other end being a mirror image thereof;

FIGS. 3 and 4 are bottom and top views of the lighting unit of FIG. 1;

FIG. 5 is a generally longitudinal side view of the lighting unit of FIG. 1, the other longitudinal side being a mirror image thereof; and,

FIGS. 6 and 7 are upper perspective views of the lighting unit of FIG. 1.

The broken lines shown on the drawings are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a lighting unit, as shown and described.

Referenced Cited
U.S. Patent Documents
D121590 July 1940 Heath
D123757 December 1940 Dreyfuss
D128961 August 1941 Hrabak
D194063 November 1962 Whitley
D292322 October 13, 1987 Krol
D330268 October 13, 1992 Jaksich
Other references
  • Architectural Record, Aug. 1963, p. 66, “Troffer” fixture in center right of page.
  • Miller Lighting Catalog 1964/1965 , p. 10, “Permilux Dropped Dish Diffuser” in lower half of photo.
Patent History
Patent number: D520172
Type: Grant
Filed: Mar 23, 2005
Date of Patent: May 2, 2006
Inventor: Hartmut S. Engel (Ludwigsburg)
Primary Examiner: Clare E Heflin
Attorney: Townsend and Townsend and Crew LLP
Application Number: 29/226,095