Rock guard for an in-grade light fixture

Details Rock guard for an in-grade light fixture Rock guard for an in-grade light fixture

2007-10-19

2008-12-23

Nunn, Freda S. (Department: 2911)

Lighting

Light fixture

Element or attachment

Design Patent

active

D0583501

CLAIM:
The ornamental design for a rock guard for an in-grade light fixture, as shown and described.

REFERENCES:
patent: 561174 (1896-06-01), Steele
patent: 1287298 (1918-12-01), Halvorson et al.
patent: D104383 (1937-05-01), Sibbert
patent: D107554 (1937-12-01), Sibbert
patent: D108644 (1938-03-01), Holmes
patent: D111214 (1938-09-01), Petzold
patent: D161340 (1950-12-01), Hurley
patent: D249385 (1978-09-01), Delphia
patent: 4539629 (1985-09-01), Poppenheimer
patent: 4621310 (1986-11-01), Keating
patent: 4999757 (1991-03-01), Poppenheimer
patent: D394521 (1998-05-01), Caya
patent: D428155 (2000-07-01), Chalberg et al.
U.S. Appl. No. 29/298,250, filed Nov. 30, 2007.

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